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Pure Substances : Class 9 Science MCQ Practice Questions & Answers (English) - ObjectiveMcq

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PracticeClass 9 ScienceChemistryPure Substances And MixturesPure Substances

Pure Substances in Class 9 Science : Practice MCQ Questions & Answers with Explanations

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Class 9 ScienceMediumChemistry Pure Substances And MixturesPure Substances

1.

Which of the following is an example of a pure substance?

A

Hydrogen

B

Salt solution

C

Sand and water

D

Air

Correct Answer:

A — Hydrogen

Explanation:

Hydrogen is a pure substance consisting of only one type of atom.