Saturday, 29 October 2016

Chemistry GK Part4

Chemistry MCQ

Chemistry General Knowledge as Chemistry Multiple Choice Question Answer

Q1. 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

Q2. _______ is used to produce artificial rain

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

Q3. Zero Group elements are

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

Q4. 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

Q5. 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

Q6. 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

Q7. _______ acid is also known as oil of vitriol

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

Q8. Proton have ___ charge and Electron have ___ charge

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

Q9. ______ aluminum alloy is used in manufacturing of magnets

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

Q10. 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)

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