Assertion :Among ${B r}^{-}, O_{2}^{2 -}, H^{-}$ and ${N O}_{3}^{-}$ , the ions that could not act as oxidising agents are ${B r}^{-}$ and $H^{-}$ . Reason: ${B r}^{⊖}$ and $H^{-}$ could not be reduced.

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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Assertion is incorrect but Reason is correct

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
A substance that can be easily reduced can oxidize other substance and can act as good oxidizing agent.
But bromide ions and hydride ions cannot be reduced. Hence, they cannot act as oxidizing agent.
Hence, both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Choose the correct option.

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