Welcome to your Mcqs of chemistry class 11 chap 2
1. Which of the following statement(s) is/are correct for gases?
2. _______ form definite surface
3. _______ evaporates at room temperature.
4. The mass of 1 dm3 of H2 gas at S.T.P. is
6. The boiling point of liquids varies with the
7. Which of the following pairs of compounds are isomorphous?
8. At 20 degree centigrade, the surface tension of water is higher than
9. Keeping the temperature constant, if a gas is allowed to expand, then:
10. At a constant temperature density of a gas is ________ proportional to the pressure exerted on it.
11. At S.T.P, one litre of an unknown gas weighs 1.25 grams, the possible formula of the gas is
12. The volume occupied by 0.5 moles of oxygen gas at 27oC and 380 torr pressure is
13. _______ forms rhombohedral crystals.
14. The crystalographic measurements: a ≠ b ≠ c , α ≠β ≠γ≠ 90 degree represents:
15. At 20 degree centigrade¸the viscosity of water is
16. Vapour pressure of a liquid is independent of:
17. Melting point of ice _________ with the increase in pressure.
18. Which of the following statements is/are correct for amorphous solids?
19. Filling of air in automobile tyres shows
20. Volume of a given mass of a gas increases four times to its orginal value if:
