Assertion (A): Elements and compounds are examples of pure substances.
Reason (R): The properties of a compound are different from those of its constituent elements.

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Both ‘A’ and ‘R’ are false

Both ‘A’ and ‘R’ are true but ‘R’ is not correct explanation of ‘A’

‘A’ is true and ‘R’ is false

Both ‘A’ and ‘R’ are true and ‘R’ is the correct explanation of ‘A’

answer is B.

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Detailed Solution

Statement-1: Elements and Compounds are pure substance is a true statement.

Statement-2: As compounds are formed by chemical combination, the properties of compound are different from those of it’s constituent elements. This statement is a true but not correct explanation for statement 1

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