NEET Chemistry Solved Question Paper 2012 | Previous Year Papers | Zigya

Subject

Chemistry

Class

NEET Class 12

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.
Advertisement

 Multiple Choice QuestionsMultiple Choice Questions

Advertisement
1.

Fermentation is :

  • reversible

  • exothermic

  • endothermic

  • None of these


2.

The ionisation percentage of 0.2 M HCN the solution is 0.02%. What will be the value of ionisation constant ?

  • 8 x 10-5

  • 8 x 10-9

  • 8 x 10-7 

  • 8 x 10-3


3.

Which one act as Bronsted acid as well as Bronsted base?

  • Cl-

  • OH-

  • HCl

  • H2O


4.

If the pH of HCl soltion is 2 then the molar concentration of this will be :

  • 0.01 M

  • 2 M

  • 0.4 M

  • 0.02 M


Advertisement
5.

BF3 molecule is :

  • Lewis base

  • Lewis acid

  • Neutral

  • None of these


6.

Number of electron in one molecule of NH3 :

  • 17

  • 34

  • 7

  • 10


7.

The value of magnetic quantum number for l = 3 :

  • 0 , +1 , +2 , +3

  • 0 , ± 1 , ± 2 , ± 3

  • -1 , -2 , -3

  • ± 1 , ± 2 , ± 3


8.

The geometry of ammonia is :

  • tetrahedral

  • pyramidal

  • triangular

  • trigonal bipyrarnidal


Advertisement
9.

Which one have the highest melting point ?

  • CsCl

  • NH3

  • He

  • CHCl3


10.

NO212 O2  NO3 .......K1

2NO2 + O2  2NO3 ........K2

For the above reaction the relation between equilibrium constant is :

  • K2 = (K1)2

  • K21K1

  • K21K12

  • K1 = K2


Advertisement