Assertion :`HClO_4` is a stronger acid than `HClO_3`.
Reason :Oxidation state of Cl in `HClO_4` is + 7 and in `HClO_3` is + 5.
A. Both A and R true and R is the correct explanation of A
B. Both A and R true and R is not a correct explanation of A
C. A is true but R is false
D. A is false but R is true

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Correct Answer - B
Assertion and reason are true but R is not correct explanation of A.

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