Question

Please answer these questions fast

Q1 Multiple choice questions



1. CO2 can be easily liquefied and even solidified because

(a) It has weak forces of attraction

(b) It has comparatively more force of attraction than other gases

(c) It has more intermolecular space

(d) It is present in atmosphere.



2. Which of the following has highest kinetic energy?

(a) Particles of ice at 0 °C

(b) Particles of water at 0 °C

(c) Particles of water at 100 °C

(d) Particles of steam at 100 °C



3. Which of the following is most suitable for summer?

(a) Cotton

(b) Nylon

(c) Polyester

(d) Silk.



4. The colour of vapours formed on sublimation of iodine solid is

(a) Purple (violet)

(b) Colourless

(c) Yellow

(d) Orange



5. Under which of the following conditions we can boil water at room temperature?

(a) At low pressure

(b) At high pressure

(c) At very high pressure

(d) At atmospheric pressure

​

Answer 1

3: cotton
4: it has no more intermolecular space

Answer 2

Answer:

3. cotton

1. it has more intermolecular space