Question

Classify the following substances into elements and compounds copper Diamond oxygen would calcium carbonate zinc

Answer 1

Answer:

Elements →

The elements are regarded as the building blocks of the universe.

Sodium, Silver, Tin and Silicon are elements.

Compounds →

It is a pure substance made up of two or more elements chemically combined in a fixed proportion by mass.

Calcium carbonate, Methane and Carbon dioxide are compounds.

Mixture →

It is a substance containing two or more substance in any proportion.

Soil, Sugar, Coal, Air, and seawater are mixtures.

Answer 2

Answer:

Copper, diamond, oxygen, zinc are elements and calcium carbonate is a molecule .

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