An Outline Of The Kinetic Theory Of Matter Jamb Chemistry Past Questions
Question 1
The diagram above. Y is
- A. fused CaO
- B. H2O
- C. NaOH
- D. Concentrated H2SO4
Question 2
In the laboratory preparation of oxygen, the gas cannot be collected by downward displacement of air because
- A. the density of oxygen is greater than that of air
- B. the density of air is nearly the same as that of oxygen
- C. oxygen is a component of air
- D. air is an impure substance
Question 3
Which of the following is NOT a true statement of the kinetic Theory of Gases?
- A. The molecules move at random
- B. The size of molecules is negligble as compared with the volume of gas
- C. The molecular collisions are perfectly elastic
- D. Every molecule has the same kinetic energy at a particular temperature
- E. The average kinetic energy is proportional to the absolute temperature of the gas
Question 4
When pollen grains are suspended in water and viewed through a microscope, they appear to be in a state of constant but erratic motion. This is due to?
- A. convection currents
- B. small changes
- C. small changes in temperature
- D. a chemical reaction between the pollen grain and water
- E. the bombardment of the pollen grains by molecules of water
