Assertion :Element can form different compound. Reason: Any substance that contains only one kind of an atom is known as an element.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Any substance that contains only one kind of an atom is known as an element. They cannot be broken down into simpler substances.
Two or more elements combine together to form compounds. The atoms of different elements are held together in compounds by chemical bonds (mostly ionic and covalent).

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