Chemistry Podcast

Sunday, 17 March 2019

11 Scientists and their Brilliant Inventions

11 Scientists and their Brilliant Inventions


11 Scientists and their Brilliant Inventions


Above video is video of 11 Scientists and their Brilliant Inventions. You can also see more videos on famous scientists and their inventions at our YouTube channel Chemistry Notes Info .

List of famous scientists and their inventions



11 scientists and their brilliant inventions

Archimedes
The Archimedes’ Screw
Robert Hooke
discovered plant cells
Law of elasticity
Benjamin Franklin
Law of Conservation of Electric Charge
Invented bifocal spectacles
Also invented the Franklin stove
And invented the lightning rod
Alessandro Volta
First person to isolate methane gas
Invented the electric battery
Louis Pasteur
Discovered that some molecules have mirror images
Pasteur invented the process of pasteurization
Lord Kelvin
Gives the first two laws of thermodynamics
Invented devising equipment
William Crookes
Discovered and named the element Thallium
Invented electrical discharge tube
Wilhelm Röntgen
Discovered X-rays
Invented X-ray photography
Santiago Ramón y Cajal
Discovered neuron doctrine
Pierre Curie
Discovered radioactivity
Discovered piezoelectricity
Invented the piezoelectric quartz electrometer
Henry Moseley
Discovered the true basis of the periodic table
Invented the atomic battery

Famous Scientists and Their Inventions

below is video on famous scientists and their inventions

Famous Scientists

Top 10 famous Indian scientists and their inventions

Below is video on Top 10 famous Indian scientists and their inventions.

Indian Scientists

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Chemistry Notes Info www.ChemistryNotesInfo.com

Books on Famous Scientists

  1. Children’s Encyclopedia – This is a great book for children. This book contain info about scientists, their inventions and discoveries. With this book you can familiarize your children with important inventions and discoveries. You can purchase this book from Amazon.
  2. Great Inventors and Their Inventions – This book contains twelve stories of great inventions, with a concluding chapter on famous inventors of today. It an awesome book about inventors and their inventions.


Tuesday, 12 March 2019

Pharmaceutical Manufacturing Abbreviations

Pharmaceutical Manufacturing Abbreviations




Abbreviations used in Pharmaceutical Manufacturing

As we know pharmaceutical manufacturing products i.e. medicines, life saving drugs have very high importance in our life. Today we learn about various abbreviations used in pharmaceutical manufacturing process steps or simply in pharmaceutical manufacturing companies. These short forms are used in every pharmaceutical manufacturing companies like pharmaceutical industry in USA, pharmaceutical industry in India, pharmaceutical industry in France, pharmaceutical industry in Canada, pharmaceutical industry in China, pharmaceutical industry in Japan etc. These short forms are also asked in various pharma interviews. So learn these Pharmaceutical Manufacturing Abbreviations and also share with your science friends working in pharma companies or studying pharmacy.
GMP : Good Manufacturing Practices
cGMP : Current Good Manufacturing Practices
PVP : Process Validation Protocol
PVR : Process Validation Report
CVP : Cleaning Validation Protocol
CVR : Cleaning Validation Report
GDP : Good Documentation Practices
MQRM : Monthly Quality Review Meeting
QRM : Quality Risk Management
UCL : Upper control Limit
LCL : Lower control Limit
IPQA : In process Quality Assurance
LLC : Live line clearance
API: Active pharmaceutical ingredient
APQR: Annual product Quality review
AQL: Acceptable quality level
ASM: Active Substance Manufacturer
ASMF: Active Substance Master File
AST: Accelerated stability testing
CRT : Controlled Room Temperature
ASTM: American Society for Testing and Materials
BA: Bioavailability
BE : Bioequivalence
BET: Bacterial Endotoxin Test
BMR: Batch Manufacturing Record
BOD: Biological Oxygen Demand
BOM: Bill of Materials
BOPP: Biaxially Oriented Polypropylene
BP: British Pharmacopoeia
BPR: Batch Packaging Record
BSE: Bovine spongiform encephalopathy (mad cow disease)
CAPA: Corrective and preventive action
FMEA : Failure mode & Effect Analysis
RCA : Root cause Analysis
CBE: Changes being effected
CBER: Center for Biologics Evaluation and Research (FDA)
CCIT: Container closure integrity test
CDER: Center for Drug Evaluation and Research (FDA)
CDSCO: Central drug standard control organization (India)
CEP:Certification of suitability of European Pharmacopoeia monograph
GC : Gas Chromatography
HSA: Health Sciences Authority, Singapore
ANVISA: Agência Nacional de Vigilância Sanitária (National Health Surveillance Agency Brazil
TGA: Therapeutics goods administration (Australia)
USFDA: United states foods and drugs administration
FDA: Food and Drug Administration, United States
WHO: World Health Organisation
JP: Japanese Pharmacopoeia
MHRA: Medicines and Healthcare products Regulatory Agency (UK)
MEDSAFE: Medicines & medicinal devices safety authority (New zealand)
CQA: Critical Quality Attribute
MACO : Maximum allowable Carry over
ADE: Adverse drug event
PDE : Permitted Daily Dosage Exposure
ACU: Air Cooling Unit
AHU: Air Handling Unit
ANDA: Abbreviated new drug application
NDA : New drug application
EDMF: European drug master file
EDQM: European Directorate for the Quality of Medicines
EH&S: Environmental health and safety
EIR: Establishment inspection report (FDA)
EMEA: European Medicines Agency
EP: European Pharmacopoeia
ETP: Effluent Treatment Plant
EU: Endotoxin unit
EU: European Union
URS: User Requirement Specification
FAT: Factory Acceptance Testing
SAT : Site Acceptance Test
IQ : Installation Qualification
DQ : Design Qualification
OQ : Operational Qualification
PQ: Performance Qualification
FBD: Fluid-bed dryer
FBP: Fluid-bed Processor
RMG : Rapid mixer Granulator
FDC: Fixed Dose Combination
FEFO: First expiry first out
RA: Regulatory Affairs
FIFO: First in first out
FMEA: Failure modes and effect analysis
FOI: Freedom of information
GAMP: Good automated manufacturing practice
GC: Gas Chromatography
GCLP: Good clinical laboratory practice
GCP: Good clinical practice
GDP: Good distribution practice
GEP: Good engineering practice
DOP: Dioctyl Phthalate
GIT: Gastrointestinal Tract
GLP: Good laboratory practice
GMO: Genetically modified organism
GMP: Good manufacturing practice
GPT: Growth Promotion Test
GRAS/E: Generally recognized as safe and effective
GRP: Good review practice
HACCP: Hazard analysis critical control point
HDPE: High Density Polyethylene
HEPA: High efficiency particulate air (filter)
HPLC: High performance liquid chromatography
DHS : Dry heat sterilization
HVAC: Heating, ventilating, and air conditioning
ICH: International Conference on Harmonisation
IH: In house
IM: Intramuscular
IND: Investigational new drug
INDA: Investigational new drug application
IP: Indian Pharmacopeia
IPA: Isopropyl Alcohol
IPS: In process control
IQ: Installation qualification
IR: Immediate release
ISO: International Organization for Standardization
ISPE: International Society for Pharmaceutical Engineering
IV: Intravenous
KOS: Knowledge organization system
LAF: Laminar air flow
LAL: Limulus Amoebocyte Lysate
LD: Lethal dose
LD50: Lethal dose where 50% of the animal population die
LDPE: Low Density Polyethylene
LIMS: Laboratory Information Management System
LIR: Laboratory Investigation Report
LOD: Loss on drying
LOD: Limit of detection
LOQ: Limit of quantification
LR: Laboratory Reagent
LVPs: Large Volume Parenterals
MA: Marketing Authorisation
MAA: Marketing Authorisation Application
MAC: Maximum Allowable Carryover
MCC: Medicines control council (South Africa)
MDD: Maximum daily dose
MFR: Master Formula Record
WL: Warning letter
MOA: Method Of Analysis
MSDS: Material Safety Data Sheets
NCE: New chemical entity
NDA: New Drug Application
NF: National Formulary
NIR: Near Infra Red Spectroscopy
NON: Notice of non-compliance (Canada)
ODI: Orally Disintegrating Tablet
OQ: Operation Qualification
OSD: Oral Solid Dosage
OSHA: Occupational Safety And Health Administration
OTC: Over-the-counter
OOS: Out of specification
OOT: Out of trend
PAC: Post-approval changes
PAO: Poly alpha olefin
PAT: Process Analytical technology
PET: Preservative efficacy test
PLC: Programmable Logical Control
PVC: Polyvinyl Chloride
PVDC: Polyvinylidene Chloride
PW: Purified Water
QBD : Quality by design
QM: Quality Manual
QMS: Quality Management System
RH: Relative humidity
RLAF: Reverse laminar air flow
RLD: Reference listed drug
RM: Raw material
RM: Packing material
FGS: Finished Goods Store
BSR: Bounded store Room
RO: Reverse Osmosis
RS: Related Substance
SAT: Site Acceptance Testing
SIP: Sterilization in place
SIP: Steam in place
SLS: Sodium Lauryl Sulphate
SMF: Site master file
SOP: Standard operating procedure
SPE: Society for Pharmaceutical Engineering
SUPAC: Scale-up and post approval changes
SVP: Small Volume Parenteral
TDS: Total Dissolved Solids
TOC: Total organic carbon
TSE: Transmissible spongiform encephalopathy
USP: United States Pharmacopoeia
USP-NF: United States Pharmacopoeia-National Formulary
API: Active Pharmaceutical Ingredients
VMP: Validation Master Plan
WFI: Water for injection
TRF : Test Request Form
CFR: Code of Federal Regulations
CFU: Colony Forming Unit
cGMP: Current Good Manufacturing Practices
CIP: Clean in place
COA: Certificate of analysis
MOA: Method of analysis
COS: Certificate of suitability
COPP: Certificate of Pharmaceutical Products
CPP: Critical Process Parameter
DMF: Drug master file
PMPS: Pharmaceutical Manufacturing Process Steps
MFP: Media Filling Process
SFG: Semi Finished Goods
PM: Preventive Maintenance
SFG: Semi Finished Goods
FG: Finished Goods
NPI: New Product Introduction
PDL: Packaging Development Laboratory

Do you know How medicines are manufactured ?

In ancient times people use plants or animals matter to cure some sort of ailment or diseases by using home remedies. But now day’s medicine manufacturing is performed by chemical processing. Learn more about How medicines are manufactured at given below article
Follow us on Facebook to get more updates. Share this post and also share your valuable comments in comment section below. 

Abbreviations used in Pharmaceutical Manufacturing
Books to Learn Pharmaceutical Manufacturing
  1. Global Compliance to Pharmaceutical Good Manufacturing Practice
  2. Good Manufacturing Practices for Pharmaceuticals: Gmp in Practice
  3. Rules and Guidance for Pharmaceutical Manufacturers and Distributors (Orange Guide) 2017
  

Thursday, 21 February 2019

Chemistry Videos

Chemistry Videos

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Thursday, 7 February 2019

Stoichiometry MCQs Part24

Chemistry Quiz of Stoichiometry MCQs

 Download Chemistry Quiz App
Calculation based on the chemical equations are known as the stoichiometry and this Chemistry Quiz contains Stoichiometry MCQs.

MCQ-1.  If a compound containing 50 % of element A having atomic weight 10 and 50 % of element B having atomic weight 20 then, its simplest formula is :

  AB
  A2B
  AB3
  A2B3


MCQ-2.  Element A having atomic weight 75 and element B having atomic weight 16 combine together to give a compound. This compound have 75.8% of A then, the formula of the compound is :

  AB
  A2B
  A2B2
  A2B3


MCQ-3.  The equivalent weight of calcium phosphate Ca3(PO4)2 is ___________. (Given Molecular Weight = 310) :

  310
  310/2
  310/3
  310/6


MCQ-4.  The percentage of oxygen in NaOH is :

  0.01
  0.08
  0.16
  0.4


MCQ-5.  Number of moles of KCl in 1000ml of 3 molar solution is :

  1
  2
  3
  4


MCQ-6.  How much quicklime can be obtained from the 25 gram of CaCO3 :

  14
  28
  42
  56


MCQ-7.  0.528 gram of a monocarboxylic acid requires 6meq of a base for the neutralization. Sodium salt of this acid on heating with soda lime will give :

  Ethane
  Propane
  Butane
  Pentane


MCQ-8.  When 10 gram of 90% pure lime stone is heated completely, the volume in litres of carbon dioxide librated at STP is :

  2.016
  2.24
  20.16
  22.4


MCQ-9.  If the solubility of the Salt in water is 40 at 30 degree celcius. How much amount of water is required to dissolve 120 gram salt at the same temperature: :

  200 gram
  4 litre
  300 gram
  8 litre


MCQ-10.  When 26 c.c. of CO2 is passed over the red hot coke, then volume of CO evolved is :

  10 c.c.
  15 c.c.
  32 c.c.
  None of these


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Tuesday, 5 February 2019

Top 100 Basic Chemistry Quiz Question Answers

100 GK Questions Chemistry Quiz

Top 100 Chemistry Janral Nolej MCQs Quiz

We publish some chemistry general knowledge question-answer to increase your chemical science GK.
Like  Share  this post Download Chemistry Quiz App from Google Playstore
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Q1.Who is father of modern chemistry

  • Rutherford
  • C.V.Raman
  • Lavoisier
  • Einstein
Ans of Chemistry GK Question Q1: Lavoisier

Q2.Who is father of modern atomic theory

  • Rutherford
  • John Dalton
  • Jaber
  • Robert Boyle
Ans of Chemistry GK Question Q2: John Dalton

Q3.Who is father of modern chemical thermodynamics

  • Rutherford
  • C.V.Raman
  • Lavoisier
  • Willard Gibbs
Ans of Chemistry GK Question Q3: Willard Gibbs

Q4.Who is father of green chemistry

  • Paul Anastas
  • Otto Hahn 
  • Sandhu Green
  • Willard Gibbs
Ans of Chemistry GK Question Q4: Paul Anastas

Q5.Who is father of nuclear chemistry

  • Marie Curie
  • Otto Hahn 
  • J.S. Sandhu
  • John Dalton
Ans of Chemistry GK Question Q5: Otto Hahn
  

Q6.Who is father of periodic table

  • Dimitri Mendeleev
  • Albert Einstein
  • Rutherford
  • John Dalton
Ans of Chemistry GK Question Q6: Dimitri Mendeleev

Q7.Who is father of physical chemistry

  • Mikhail Lomonosov
  • J. Van't Hoff
  • S. Arrhenius and W. Ostwald
  • All of Above
Ans of Chemistry GK Question Q7: All of Above i.e. Mikhail Lomonosov, J. Van't Hoff, S. Arrhenius and W. Ostwald

Q8.Who coined the term physical chemistry

  • Mikhail Lomonosov
  • J. Van't Hoff
  • S. Arrhenius and W. Ostwald
  • All of Above
Ans of Chemistry GK Question Q8: Mikhail Lomonosov

Q9.Who is the father of modern geochemistry

  • Victor Goldschmidt
  • Eratosthenes
  • Georgeus Agricola
  • Alfered Wegener
Ans of Chemistry GK Question Q9: Victor Goldschmidt

Q10.Which is Iron's purest form

  • Steel
  • Wrought Iron
  • Pig Iron
  • Nickel Iron
Ans of Chemistry GK Question Q10: Wrought Iron
Q11. Horizontal rows in periodic table is known as
  • Periods
  • Groups
  • Columns
  • Periodic Rows
Ans of Chemistry GK MCQ Question Q1: Periods

Q12. Which gas also known as stranger gas

  • Nitrous Oxide
  • Argon
  • Neon
  • Xenon
Ans of Chemistry GK MCQ Question Q2: Xenon

Q13. Atomic nucleus contains

  • Electron and Proton
  • Proton and Neutron
  • Electron and Neutron
  • Electron, Proton and Neutron
Ans of Chemistry GK MCQ Question Q3: Proton and Neutron

Q14. The Principle that "Atom is neither created nor destroyed" is given by

  • Rutherford
  • Neilsbohr
  • Einstein
  • Dalton
Ans of Chemistry GK MCQ Question Q4: Dalton

Q15. Select the correct structure of IF7

  • Tetrahedral
  • Square pyramidal
  • Pentagonal bipyramidal
  • Trigonal bipyramidal
Ans of Chemistry GK MCQ Question Q5: Pentagonal bipyramidal

Q16. Lemon contains

  • Citric Acid
  • Hydrochloric Acid
  • Lactic Acid
  • Marlic Acid
Ans of Chemistry GK MCQ Question Q6: Citric Acid

Q17. Vertical Columns in periodic table is known as

  • Periods
  • Groups
  • Periodic Columns
  • Periodic Rows
Quiz by Science MCQ and Chemistry GKAns of Chemistry GK MCQ Question Q7: Groups

Q18. ______ have maximum density

  • Water
  • Ice
  • Chloroform
  • Benzene
Ans of Chemistry GK MCQ Question Q8: Water  

Q19. Number of moles of solute present in one kilogram of solvent is known as

  • Formality
  • Molarity
  • Normality
  • Molality
Ans of Chemistry GK MCQ Question Q9: Molality

Q20. 2,4-D (Broad Leave Weed Killer) is a synthetic version of

  • Cytokinin Hormone
  • Auxin Hormone
  • Both
  • None
Ans of Chemistry GK MCQ Question Q10: Auxin Hormone

Q21. Rare gases are

  • Mono Atomic
  • Di Atomic
  • Tri Atomic
  • Tetra Atomic
Ans of Chemistry GK MCQ Question Q1: Di Atomic

Q22. Alkali metals belong to

  • Group 0 in Periodic Table
  • Group 1 in Periodic Table
  • Group 2 in Periodic Table
  • Group 3 in Periodic Table
Ans of Chemistry GK MCQ Question Q2: Group 1 in Periodic Table

Q23. Alkaline Earth metals belong to

    General Knowledge
  • Group 0 in Periodic Table
  • Group 1 in Periodic Table
  • Group 2 in Periodic Table
  • Group 3 in Periodic Table
Ans of Chemistry GK MCQ Question Q3:Group 2 in Periodic Table

Q24. Alkaline Earth metal is

  • Na
  • Mg
  • O
  • Fe
Ans of Chemistry GK MCQ Question Q4: Mg

Q25. Noble Gases belong to

  • Group 0 in Periodic Table
  • Group 1 in Periodic Table
  • Group 2 in Periodic Table
  • Group 3 in Periodic Table
Ans of Chemistry GK MCQ Question Q5: Group 0 in Periodic Table

Q26. Power Alcohol contains

  • Ethyl Alcohol
  • Methyl Alcohol
  • Ethylene Alcohol
  • None
Ans of Chemistry GK MCQ Question Q6: Ethyl Alcohol

Q27. Most electronegative element is

  • Sodium
  • Bromine
  • Oxygen
  • Fluorine
Ans of Chemistry GK MCQ Question Q7: Fluorine

Q28. Vinegar is aqueous solution of

  • Citric Acid
  • Hydrochloric Acid
  • Acetic Acid
  • Oxalic Acid
Ans of Chemistry GK MCQ Question Q8: Acetic Acid

Q29. Hydrogen bomb is based on which of the following principle

  • Nuclear Fusion
  • Nuclear Fission
  • Both
  • None
Ans of Chemistry GK MCQ Question Q9: Nuclear Fusion

Q30. PVC used in plastic industry, its full form is

  • Polyvinyl Chloride
  • Polyvinyl Carbohydrate
  • Polyvanadium Chloride
  • None
Ans of Chemistry GK MCQ Question Q10: Polyvinyl Chloride

Q31. After some time period electrochemical cell stop working due to

  • Direction of rate of reaction get reverse
  • One Electrode get completely consumed
  • Both Electrodes get completely consumed
  • Electrode potential of the both electrodes get equalizes
Ans of Chemistry GK MCQ Question Q1: Electrode potential of the both electrodes get equalizes 

Q32. _______ is used to produce artificial rain

  • Carbon Monooxide
  • Copper Oxide
  • Silver Iodide
  • Silver Nitrate
Ans of Chemistry GK MCQ Question Q2: Silver Iodide

Q33. Zero Group elements are

  • Unreactive Non-metals
  • Reactive Metals 
  • Reactive Non-metals
  • Unreactive Metals
Ans of Chemistry GK MCQ Question Q3: Unreactive Non-metals

Q34. Reaction between the chlorine and methane in the presence of diffused sunlight is

  • Polymerization
  • Oxidation 
  • Substitution
  • Reduction
Ans of Chemistry GK MCQ Question Q4: Substitution

Q35. Copper is recovered from the solution of copper sulphate, with the help of
GK

  • Na 
  • Hg
  • Ag
  • Fe
Ans of Chemistry GK MCQ Question Q5: Fe

Q36. Oxidation reaction represents

  • Electrons are lost
  • Electrons are gained
  • Protons are lost 
  • Protons are gained
Ans of Chemistry GK MCQ Question Q6: Electrons are lost 

Q37. _______ acid is also known as oil of vitriol

  • Phosphoric acid
  • Hydrochloric acid
  • Sulphuric acid
  • Aquaregia
Ans of Chemistry GK MCQ Question Q7: Sulfuric acid

Q38. Proton have ___ charge and Electron have ___ charge

  • -1,  +1
  • -1,  -2
  • +1,  -1 
  • +2,  -2
Ans of Chemistry GK MCQ Question Q8: +1,  -1 

Q39. ______ aluminum alloy is used in manufacturing of magnets

  • Alnico
  • Aluminum bronze
  • Y-Alloy
  • None
Ans of Chemistry GK MCQ Question Q9: Alnico 

Q40. Number of electrons in the d-orbital of Fe+2 (Z=26) is not equal to

  • Number of electrons in p-orbital of Ne (Z=10)
  • Number of electrons in d-orbital of Fe (Z=26)
  • Number of electrons in s-orbital of Mg (Z=12)
  • Number of electrons in p-orbital of Cl (Z=17)
Ans of Chemistry GK MCQ Question Q10: Number of electrons in p-orbital of Cl (Z=17)

Q41. Peptide synthesis is all about manufacturing or producing ______

  • Peptides
  • Amino Acids
  • Fatty Acids
  • Glycol
Ans of Chemistry GK MCQ Question Q1: Peptides

Q42. Peptides are organic compounds which are made-up of ______

  • Multiple proteins
  • Multiple fatty acids
  • Multiple amino acids
  • All of the Above
Ans of Chemistry GK MCQ Question Q2: Multiple amino acids

Q43. Long chain of peptides is known as ______

  • Proteins
  • Fatty acids
  • Carbohydrates
  • Peptide Synthesis
Ans of Chemistry GK MCQ Question Q3: Proteins

Q44. Synthesis of proteins from peptides in biological systems is called protein biosynthesis

  • Protein Degradation
  • Protein Biosynthesis
  • Protein Bank
  • Peptide synthesis
Ans of Chemistry GK MCQ Question Q4: Protein Biosynthesis 

Q45. Carnosine is a di-peptide of ______ and histidine

  • Alpha Lysine
  • Beta Lysine
  • Alpha Alanine
  • Beta Alanine
Ans of Chemistry GK MCQ Question Q5: Beta Alanine

Q46. Anserine is a di-peptide of ______ and 1-methylhistidine

  • Alpha Lysine
  • Beta Lysine
  • Alpha Alanine
  • Beta Alanine
Ans of Chemistry GK MCQ Question Q6: Beta Alanine

Q47. Which is true statement about Kyotorphin

  • It is Di Peptide
  • It is neuroactive compound
  • It is L-tyrosyl-L-arginine
  • All of the Above

    Ans of Chemistry GK MCQ Question Q7: All of the Above i.e. Kyotorphin is a neuroactive di peptide also known as L-tyrosyl-L-arginine

    Q48. Pseudoprolin derivatives are used to ______

    • Minimize aggregation during solid-phase synthesis of peptides
    • Maximize aggregation during solid-phase synthesis of peptides
    • Both
    • None
    Ans of Chemistry GK MCQ Question Q8: Minimize aggregation during solid-phase synthesis of peptides

    Q49. Aspartame is ______

    • Artificial, non-saccharide sweetener
    • Codified as E951
    • It is a methyl ester
    • All of the Above
    Ans of Chemistry GK MCQ Question Q9: All of the Above Aspartame is a methyl ester codified as E951, and it is an artificial, non-saccharide sweetener

    Q50. ______ peptide is cyclic in nature

    • Gramicidin
    • Glutathione
    • Leu-encephalin 
    • Met-encephalin
    Ans of Chemistry GK MCQ Question Q10: Gramicidin

    Q51. _________ are building blocks of proteins

    • Peptides
    • Amino Acids
    • Fatty Acids
    • Glycol
    Ans of Chemistry GK MCQ Question Q1: Amino Acids

    Q52. Which is true statement about amino acids

    • At neutral pH, Amino Acids are uncharged
    • In proteins, Amino Acids are generally found in D-configuration
    • In protein synthesis, 24 Amino Acids are used
    • According to Structure and property of side chains, Amino Acids are classified
    Ans of Chemistry GK MCQ Question Q2: According to Structure and property of side chains, Amino Acids are classified

    Q53. Amino Acids are joined together by

    • Hydrogen Bonds
    • Peptide Bonds
    • Ionic Bonds
    • Non-Ionic Bonds
    Ans of Chemistry GK MCQ Question Q3: Peptide Bonds

    Q54. ______ is a nano peptide

    • Vasopressin
    • Oxytocin
    • Both
    • None
    Ans of Chemistry GK MCQ Question Q4: Both Vasopressin and Oxytocin

    Chemistry General KnowledgeQ55. In the manufacturing of dynamite _______ is used

    • Ethanol
    • Methanol
    • Glycerol
    • Glycol
    Ans of Chemistry GK MCQ Question Q5: Glycerol

    Q56. ____ is not reasonable nucleophile in SN2 Reaction

    • NC-
    • H2O
    • HO-
    • NH3
    Ans of Chemistry GK MCQ Question Q6: H2O

    Q57. _______ have highest Boiling Point

    • CH3OH
    • CH2F2
    • CH3NH2
    • CH3CH2CH2CH3
    Ans of Chemistry GK MCQ Question Q7: CH3OH

    Q58. Proton have ___ charge and Neutron have ___ charge

    • -1,  +1
    • -1,  0
    • +1,  0
    • +2,  -2
    Ans of Chemistry GK MCQ Question Q8: +1,  0 

    Q59. ______ is not plastic

    • HDPE
    • PVC
    • PET
    • DNA
    Ans of Chemistry GK MCQ Question Q9: DNA

    Q60. Polyester polymer contains

    • Ketone Functional Group
    • Aldehyde Functional Group
    • Ester Functional Group
    • Ether Functional Group
    Ans of Chemistry GK MCQ Question Q10: Ester Functional Group

    Q61. _________ is use to measure rain

    • Rain Gauge
    • Rainmeter
    • Rain Scale
    • None of the above
    Ans of Chemistry GK MCQ Question Q1: Rain Gauge

    Q62. alcoholic strength of liquids is measured by

    • Alcoholmeter
    • Alcohol Gauge
    • Alcohol Scale
    • All of the above
    Ans of Chemistry GK MCQ Question Q2: Alcoholmeter

    Science GKQ63. Radiation of item is measured by

    • Curiemeter
    • Caliper
    • Dosimeter
    • Radiationmeter
    Ans of Chemistry GK MCQ Question Q3: Dosimeter

    Q64. ______ is used in measurement of tanning liquors used in tanning leather

    • Barometer
    • Barkometer
    • Tanningmeter
    • Leathermeter
    Ans of Chemistry GK MCQ Question Q4: Barkometer

    Q65. Electromagnetic radiation is measured by

    • Polometer
    • Bolometer
    • lectrometer
    • Radiometer
    Ans of Chemistry GK MCQ Question Q5: Bolometer

    Q66. ____ device is used to measure breath alcohol content

    • Breathmeter
    • Breathalyzer
    • Breathchecker
    • Alcometer
    Ans of Chemistry GK MCQ Question Q6: Breathalyzer

    Q67. _______ is use to measure heat of chemical reactions

    • Actinometer
    • Heatchecker
    • Heat Analyser
    • Calorimeter
    Ans of Chemistry GK MCQ Question Q7: Calorimeter

    Q68. Device use to measure color is

    • Coloranalyzer
    • Alcohol
    • Colorimeter
    • Colorsensor
    Ans of Chemistry GK MCQ Question Q8: Colorimeter 

    Q69. ______ is use to measure specific gravity of liquids

    • Density Analyzer
    • Gravimeter
    • Densimeter
    • Potentiometer
    Ans of Chemistry GK MCQ Question Q9: Densimeter

    Q70. Degree of darkness in the photographic and/or semitransparent material is measured by

    • Electrometer
    • Gravimeter
    • Densimeter
    • Densitometer
    Ans of Chemistry GK MCQ Question Q10: Densitometer

    Q71. Structure of crystals is measured by

    • Crystal Gauge
    • Diffractometer
    • Diffractoscale
    • Dynamometer
    Ans of Chemistry GK MCQ Question Q1: Diffractometer 

    Q72. Size, speed, and velocity of raindrops is measured by

    • Rainmeter
    • Watermeter
    • Rain Gauge
    • Disdrometer
    Ans of Chemistry GK MCQ Question Q2: Disdrometer

    Q73. Volume changes caused by any physical or chemical process is measured by

    • Dilatometer
    • Caliper
    • Densimeter
    • Volume Sensor
    Ans of Chemistry GK MCQ Question Q3: Dilatometer

    Q74. ______ is used in measurement of rate of evaporation

    • Barometer
    • Heatingmeter
    • Evaporationmeter
    • Evaporimeter
    Ans of Chemistry GK MCQ Question Q4: Evaporimeter

    Q75. Exposure to hazards, especially radiation is measured by

    • Polometer
    • Bolometer
    • Dosimeter
    • Radiometer
    Ans of Chemistry GK MCQ Question Q5: Dosimeter

    measuring devices MCQsQ76. ____ device is used to measure force,torque or power

    • Dynamometer
    • Forcealyzer
    • Deltameter
    • Fathometer
    Ans of Chemistry GK MCQ Question Q6: Dynamometer

    Q77. _______ is use to measure specific gravity of oils.

    • Actinometer
    • Elaeometer
    • Specificgravity Analyser
    • Densimeter
    Ans of Chemistry GK MCQ Question Q7: Elaeometer

    Q78. Device use to measure pitch of musical notes is

    • Electronicmeter
    • Electronic tuner
    • DJ
    • Buffer
    Ans of Chemistry GK MCQ Question Q8: Electronic tuner 

    Q79. ______ is use to measure change in volume of gas mixture following combustion

    • Gasometer
    • Eudiometer
    • Electronicmeter
    • Electronic tuner
    Ans of Chemistry GK MCQ Question Q9: Eudiometer

    Q80. Refractive index, dielectric function and thickness of thin films is measured by

    • Refractometer
    • Ellipsometer
    • Densimeter
    • Dielectrometer
    Ans of Chemistry GK MCQ Question Q10: Ellipsometer

    Q81. Fuel level is measured by

    • Speedometer
    • Fuel Scale
    • Fuel Meter
    • Fuel Gauge
    Ans of Chemistry GK MCQ Question Q1: Fuel Gauge 

    Q82. Electricity is measured by
    Chemistry mcq

    • Ammeter
    • Galvanometer
    • Amplifier
    • Currentmeter
    Ans of Chemistry GK MCQ Question Q2: Galvanometer

    Q83. Volume and density of solids is measured by

    • Dilatometer
    • Caliper
    • Densimeter
    • Gas Pycnometer
    Ans of Chemistry GK MCQ Question Q3: Gas Pycnometer

    Q84. ______ is used in measurement of blood glucose (diabetes)

    • Glucometer
    • Blood Glucose Monitor or Glucose Tester
    • Glucose Meter
    • Glucometer or Glucose Meter
    Ans of Chemistry GK MCQ Question Q4: Glucometer and Glucose Meter

    Q85. Specific gravity of liquids (density of liquids) is measured by

    • Fathometer
    • Thermometer
    • Hygrometer
    • Hydrometer
    Ans of Chemistry GK MCQ Question Q5: Hydrometer

    Q86. ____ device is used to measure humidity

    • Dynamometer
    • Thermometer
    • Hygrometer
    • Hydrometer
    Ans of Chemistry GK MCQ Question Q6: Hygrometer

    Q87. _______ is use to measure wave interference

    • Actinometer
    • Elaeometer
    • Interferometer
    • Load Cell
    Ans of Chemistry GK MCQ Question Q7: Interferometer

    Q88. Device use to measure composition of gases

    • Heliometer
    • Inkometer
    • Katharometer
    • Lux Meter
    Ans of Chemistry GK MCQ Question Q8: Katharometer 

    Q89. ______ is use to measure specific gravity of milk

    • Gasometer
    • Lactometer
    • Milk Meter
    • Chemical Tester
    Ans of Chemistry GK MCQ Question Q9: Lactometer

    Q90. Light in photography is measured by

    • Light Meter
    • Ellipsometer
    • Photometer
    • Light detector
    Ans of Chemistry GK MCQ Question Q10: Light Meter

    Q91. Measurement of force is measured by
    Load Cell

    • Load Meter
    • Mass Cell
    • Weight Cell
    • Load Cell
    Ans of Chemistry GK MCQ Question Q1: Load Cell 

    Q92. Intensity of light is measured by

    • Lux Meter
    • Light Meter
    • Photometer
    • Disdrometer
    Ans of Chemistry GK MCQ Question Q2: Lux Meter

    Q93. The mass flow rate of a fluid traveling through the tube is measured by

    • Fluid Flow Meter
    • Volume Flow Meter
    • Mass flow meter
    • Volume Flow Gauge
    Ans of Chemistry GK MCQ Question Q3: Mass flow meter

    Q94. ______ is used in measurement of strength of magnetic fields

    • Polometer
    • Bolometer
    • Magnetometer
    • Radiometer
    Ans of Chemistry GK MCQ Question Q4: Magnetometer

    Q95. The masses of ions, used to identify chemical substance or chemical substances through their mass spectra is measured by

    • Optical Emission Spectrometer
    • Mass Spectrometer
    • Modular Spectrometer
    • UV-Visible Spectrometer
    Ans of Chemistry GK MCQ Question Q5: Mass Spectrometer

    Q96. ____ device is used to measure electrical potential, resistance, and current

    • Multimeter
    • Potentiometer
    • Digital Multimeter
    • Analog Multimeter
    Ans of Chemistry GK MCQ Question Q6: Multimeter

    Q97. _______ is use to measure atmospheric pressure

    • Atmosphere Barometer
    • Arab Barometer
    • Mercury Barometer
    • Air Barometer
    Ans of Chemistry GK MCQ Question Q7: Mercury Barometer

    Q98. Device use to measure the speed and direction of clouds

    • Nephoscope
    • Nephoscoper
    • Mirror Nephoscope
    • Nefoscope
    Ans of Chemistry GK MCQ Question Q8: Nephoscope 

    Q99. ______ is use to measure electrical resistance

    • Chemical Resistance Meter
    • Shunt
    • Resistance Meter
    • Ohm Meter
    Ans of Chemistry GK MCQ Question Q9: Ohmmeter

    Q100. Oscillations is measured by

      Science Quiz
    • Oscillator
    • Vectorscope
    • Oscilloscope
    • Oscillometer
    Ans of Chemistry GK MCQ Question Q10: Oscilloscope

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