Class 11 Chemistry 2021 2nd Annual MCQs Test

ByMuhammad Zaman

FBISE Federal Board Class 11 Chemistry 2021 2nd Annual MCQs Test. Do as much practice as you can so that you get good marks in the final exams.

Class 11 Chemistry MCQs Tests

Class 11 Chemistry 2021 2nd Annual MCQs Test

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Class 11 Chemistry
Past Paper 2021 2nd Annual
Practice MCQs Test

1 / 17

The wave number of the light emitted from a certain source is 2 x 106 m-1. The wavelength of this light will be:

2 / 17

Which enthalpy is related to the following change? Na(s) → Na(g)

3 / 17

Lattice energy of an Ionic crystal is the enthalpy of:

4 / 17

The unit of the rate constant is the same as that of the rate of reaction in ____ order reaction.

5 / 17

How many atoms of carbon are there in 18g of C6H12O6?

6 / 17

Total number of bonds in C2H2 molecule are:

7 / 17

In an exothermic reversible reaction increase in temperature shifts the equilibrium to:

8 / 17

Van Der Waal’s forces are effective:

9 / 17

The volume of a gas at 0°C is 100cm3. What will be the volume of the same gas at 546°C assuming the pressure remains constant?

10 / 17

One mole of Ethanol and one mole of Ethane have an equal:

11 / 17

In the conversion of Br2 to BrO3-1 the oxidation state of Bromine changes from:

12 / 17

A molal boiling constant is the ratio of elevation in boiling point to:

13 / 17

The deviation of a gas from ideal behavior is maximum at:

14 / 17

The electronic configuration of an atom is Is2, 2s2, 2p4. The number of unpaired electrons in this atom is:

15 / 17

The pOH of a solution is 4. The H+ ion concentration of the solution is:

16 / 17

Exceptionally low acidic strength of HF is due to:

17 / 17

In the formation of O2+ from O2 the electron is removed from:

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