Question
In the following species, how many species have same magnetic moment? (i) Cr ^ 2+ (ii) Mn ^ 3+ (iii) Ni ^ 3+ (iv) Sc ^ 2+ (v) Zn ^ 2+ (vi) V ^ 3+ (vii) Ti ^ +
BITSAT
Chemistry
Chemical Bonding and Molecular Structure
2024
BITSAT 2024 (Memory Based Paper 3)
BITSAT Chemistry Question (2024) — Solution
Options
- A. 1
- B. 3
- C. 2
- D. 4
Answer
C. 2
Step-by-step solution
Among the given species, Cr ^ 2+ and Mn ^ 3+ have same number of unpaired electrons. aligned & Unpaired electrons, n=4 \\ & Magnetic moment, aligned & = n(n+2) = 4(4+2) \\ & = 24 BM aligned aligned
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