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NEET UG CHEMISTRY MCQ: d & f- BLOCK ELEMENTS

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Copper exhibits only +2 oxidation state in its stable compounds. Why?
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Correct option: B
+2+ 2 state compounds of copper are formed by exothermic reactions.
Option B is correct because the stability of Cu in the +2 oxidation state is attributed to the exothermic nature of the reactions forming its compounds.

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