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1) Water boils at 69°C at the top of Mount Everest. The vapour pressure there is

2) Hydrogen bonding is not present in one of the following mixtures

3) Boiling point of liquid is

4) Ice is______crystal

5) Gases shows non-ideal behaviour at

6) Among the following hydrides, which one has the lowest boiling point

7) In NaCl structure, ion at the corner of cubic unit cell contributes the unit cell

8) Aqueous solution of NaCl shows conductivity due to

9) Lattice energy is maximum for

10) Minimum value of lattice energy is for

11) Evaporation is not

12) At 25°C, minimum vapour pressure is for

13) Water freezes at 0°C. The density of liquid H2O is 9% _______ than the density of ice.

14) Lattice energy of ionic compounds

15) Which one is not face centered cubic structure?

16) Unit of gas constant "R" at STP

17) When the temperature of 1 mole of an ideal gas increases from 27 °C to 627 °C, then kinetic energy increases by

18) Density of gas "M" will be highest at

19) Which one shows the highest boiling point

20) Kinetic energy of gas molecule for 1 mole of gas is

21) Force of attractions present between chloroform molecule

22) Which of the following effects the shape of ionic crystal

23)

Molar heat of vaporization of water

24) One of the factors on which vapour pressure of liquid depends is

25) Considering initial volume V, if pressure is increased by two and temperature is reduced by two then the volume would become