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MHT CET20227 Aug 2022Evening ShiftChemistryd and f Block ElementsActual

Which element from following exhibits common oxidation state +2 only?

Options

  1. ACu
  2. BCo
  3. CSc
  4. DZn

Correct answer

D. Zn

Step-by-step solution

Zn shows +2 O.S. only

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