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MHT CET20228 Aug 2022Morning ShiftChemistryd and f Block ElementsActual

Which among the following elements in their respective oxidation states develops lowest spin only magnetic moment? (Atomic number Cu =29, Fe =26, Ni =28, Co =27 )

Options

  1. ACo ²⁺
  2. BCu ²⁺
  3. CFe ²⁺
  4. DNi ²⁺

Correct answer

B. Cu ²⁺

Step-by-step solution

Cu ⁺² due to greater charge has more tendency to show low spin only magnetic moment.

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