The metal ions that have the calculated spin-only magnetic moment value of 4.9 B.M. are: A. Cr2+ B. Fe2+ C. Fe3+ D. Co2+ E. Mn3+ Choose the correct answer from the options given below: (A) A, B and E

Question

The metal ions that have the calculated spin-only magnetic moment value of 4.9 B.M. are: A. Cr2+ B. Fe2+ C. Fe3+ D. Co2+ E. Mn3+ Choose the correct answer from the options given below:

(A) A, B and E Only
(B) A, D and E Only
(C) A, C and E Only
(D) B and E Only

Prashant Kotian · Accepted Answer

Correct answer: A. For magnetic moment (spin only) = 4.9 BM total required unpaired electron = 4. Ion No. of unpaired electron A. Cr2+ B. Fe2+ C. Fe3+ D. Co2+ E, Mn3+

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