NEET Chemistry Oxidation States Assertion Reason Question
Assertion : Co(IV) is known but Ni(IV) is not. Reason : Ni(IV) has d⁴ electronic configuration.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
Correct Answer
Detailed Explanation
Co(IV) is known due to its ability to stabilize higher oxidation states, while Ni(IV) is not stable. The reason provided is incorrect as Ni(IV) does not have a stable d⁴ configuration.
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