Question

2. Classify the following into Element, Compound and Mixture
a). Oxygen
e) Sand
b). Air
Hydrochloric Acid
c) Helium
g) Sulphur powder
d). Common Salt
h). Carbon monoxide​

Answer 1

Answer:

elements : helium oxygen sulphur powder

compound : hydrochloric acid common salt carbon monoxide

mixture : sand air

Answer 2

Answer:

Classify the following into elements, compounds and mixtures. Elements: Sodium, Silver, Tin and Silicon. Compounds: Calcium carbonate, Methane and carbon dioxide. Mixtures: Soil, Sugar, Coal, Air, Soap and Blood.