Some Basic Concepts of Chemistry Class 11 MCQ

These are some of the random multiple question answers from Some Basic Concept of Chemistry...

1. If a matter has definite volume and definite shape, then it is :

Solid
Liquid
Gas
All of the Above

2. Mole is SI unit of :

Current
Temperature
Amount of Substance

Luminous intensity

3. A measured temperature is 100 ⁰F on Fahrenheit scale, then what is this reading be on Celsius scale :

11.2 ⁰C

78 ⁰C

102.7 ⁰C

37.8 ⁰C

4. What amount of H­₂O produced by combustion of 32 g of CH₄ :

36 g
18 g
72 g
90 g

5. How many moles of CH₄ is needed to get 44 gram CO₂ after combustion :

0.5 mol of Methane
1 mol of Methane
2 mol of Methane
4 mol of Methane

6. Calculate the mass per cent of the solute, when a solution is prepared by adding 4 gram of substance A to 36 gram of water :

10%
20%
30%
40%

7. What is molarity of  NaOH in the Solution, that is prepared by adding 2 gram NaOH in water to get 500 mL of the solution:

0.4 M
1.0 M
0.1 M
4.0 M

For above question, you can use our Molarity Calculator (click to calculate molarity). 

8. A measured temperature is 44 ⁰C on Celsius scale, then what is this reading be on Fahrenheit scale :

111.2 ⁰F

88.8 ⁰F

32 ⁰F

199.8 ⁰F

9. Dalton in 1803, gives :

Law of conservation of mass

Law of definite proportion

Law of multiple proportion

Gay Lussac’s law of gaseous volume

10. The prefix 10^-15 is :

Atto
Femto
Peta
Tera

View below video on Some Basic Concept of Chemistry Quiz

Also read Chemistry Notes of this chapter at below link...

11 Class Chapter 1- Some Basic Concept of Chemistry Notes