Question

Distinguish between :

i) ZnO and CaO
ii) Acidic oxide and soluble basic oxide

Answer 1

zinc oxide is more reactive than calcium oxide

calcium oxide is used in many things

2.acidic oxide is may be harmful to others

Answer 2

I. ZnO acts as both acidic and basic oxide while CaO acts as an basic oxide.

ii. The oxide of non-metal are acidic oxide but oxide of metals are basic oxide.