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Which of the following is not a pure substance? A) Aerated water B) Carbon dioxide C) Oxygen D) Zinc

Which of the following is not a pure substance?

A)

Aerated water

B)

Carbon dioxide

C)

Oxygen

D)

Zinc

 

Grade:12th pass

2 Answers

Rituraj Tiwari
askIITians Faculty 1792 Points
3 years ago
Aerated water is a homogeneous mixture of carbon dioxide and water. It is not a pure substance. Carbon dioxide is a compound while oxygen and zinc are elements which are a type of pure substance.
Vikas Amritiya
askIITians Faculty 230 Points
3 years ago

Aerated water is a homogeneous mixture of carbon dioxide and water. It is not a pure substance. Carbon dioxide is a compound while oxygen and zinc are elements which are a type of pure substance.

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