Question

Which of the following is a compound​

Answer 1

Answer: it’s a pleasure to help you friend..

Explanation: Correct option is “ (A) Carbon dioxide “.

A compound is mixture of elements and molecules ,

Iron - element

Hydrogen - element

CO 2 - compound

Air - mixture

Oxygen - element

Hope it’s useful friend..

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Answer 2

Answer:

CO2 (Carbon dioxide) is a compound