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Chemistry · 2026 · 1 mark
CBSE 2026 · Region 4 · Set 3 · Q5
Which of the following transition metals shows +1 and +2 oxidation states?
Which of the following transition metals shows +$\displaystyle 1$ and +$\displaystyle 2$ oxidation states ?
Official answer
(B)
Cu
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CBSE Class 12 Chemistry past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.