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Chemistry

Chemistry · Quick practice · answer shown after each question

Kinetic theory and the states of matter

Question 1 of 10

Question 1 of 10

The direct change from solid to gas is

Question 2 of 10

Question 2 of 10

Real gases deviate most from ideal behaviour at

Question 3 of 10

Question 3 of 10

A gas occupies 2 dm³ at 300 K. At constant pressure, what is its volume at 600 K?

Question 4 of 10

Question 4 of 10

Iodine crystals change straight from solid to vapour on heating. This is

Question 5 of 10

Question 5 of 10

How many times faster does hydrogen (Mr = 2) diffuse than oxygen (Mr = 32)?

Question 6 of 10

Question 6 of 10

Sweating cools the body because

Question 7 of 10

Question 7 of 10

According to the kinetic theory, raising the temperature of a gas

Question 8 of 10

Question 8 of 10

The temperature at which a liquid boils at standard pressure is its

Question 9 of 10

Question 9 of 10

According to Graham's law, the rate of diffusion of a gas is

Question 10 of 10

Question 10 of 10

Hydrogen (M = 2) diffuses how many times faster than oxygen (M = 32)?

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.