Classify the following into elements and compounds.
Oxygen, water, carbon dioxide, copper sulphate, nitrogen, iron, sodium chloride, aluminium
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*Elements: oxygen, nitrogen,iron, aluminium,sodium, copper
*Compound:water,carbon dioxide, sulphate, chloride
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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.
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