Question

7. Define a compound.'​

Answer 1

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Define a compound

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A compound is a pure substance which consists of two or more atoms of different elements, combined in a fixed ratio by mass. Also the properties of a compound are may or may not be different from that of the combining elements. Some examples of compound include water (formed from atoms of two elements-oxygen and hydrogen), sodium chloride (formed from sodium and chlorine), ammonia etc.

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HARSH PRATAP SINGH

Answer 2

A compound is a pure substance which consists of two or more atoms of different elements, combined in a fixed ratio by mass. Also the properties of a compound are may or may not be different from that of the combining elements. Some examples of compound include water (formed from atoms of two elements-oxygen and hydrogen), sodium chloride (formed from sodium and chlorine), ammonia etc.