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Question

Which of the following substances is an element?


A

Gold

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B

Steel

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C

Brass

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D

Bronze

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Solution

The correct option is A

Gold


According to Lavoisier, a French chemist, an element is a basic form of matter that cannot be broken down into simpler substances by chemical reactions.

Gold (Au) cannot be broken down into simpler substances by chemical reactions. Hence, it is an element.

-The correct answer is A.


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