Question

Water is mixture 3) hydrogen is compound 4) gold is element

Answer 1

Distilled Water H2o is pure . A mixture is therefore a glass of water with other things dissolved inside, like a flavored powder, tea, coffee, or medicine.


3)Hydrogen is not a compound. It is an element of valency 1.

Compounds contain two or more different elements.

4) gold metal is the element Au on the periodic table, hence it is an element.