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Integrated Science

Integrated Science · Quick practice · answer shown after each question

Matter

Question 1 of 10

Question 1 of 10

The number of neutrons in ²³Na (atomic number 11) is

Question 2 of 10

Question 2 of 10

The number of protons in the nucleus of an atom is its

Question 3 of 10

Question 3 of 10

Distillation separates

Question 4 of 10

Question 4 of 10

Diffusion is fastest in

Question 5 of 10

Question 5 of 10

Which of these is a chemical change?

Question 6 of 10

Question 6 of 10

Sublimation is the change from

Question 7 of 10

Question 7 of 10

The chemical formula of water is

Question 8 of 10

Question 8 of 10

A substance that speeds up a chemical reaction without itself being used up is a

Question 9 of 10

Question 9 of 10

Fractional distillation separates liquids by differences in

Question 10 of 10

Question 10 of 10

An element X has atomic number 12. The formula of its chloride is

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