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Elements : Class 9 Science MCQ Practice Questions & Answers (Hindi) - ObjectiveMcq

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HomePracticeClass 9 ScienceChemistryElements And CompoundsElements

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

1 practice sets · Page 1 of 1

Class 9 ScienceMediumChemistry Elements And CompoundsElements

1.

Which of the following substances is a pure element?

A

Copper

B

Sodium chloride

C

Air

D

Saltwater

View Answer

Correct Answer: A — Copper

Explanation:

Copper is a pure element made of only copper atoms.