JEE Mains · Chemistry · STD 12 - 4. d and f- block elements
An acidified manganate solution undergoes disproportionation reaction. The spin-only magnetic moment value of the product having manganese in higher oxidation state is \(....\,B.M.\) (Nearest integer)
- A \(2\)
- B \(56\)
- C \(10\)
- D \(0\)
Answer & Solution
Correct Answer
(D) \(0\)
Step-by-step Solution
Detailed explanation
\(3 MnO _{4}^{2-}+4 H ^{+} \longrightarrow 2 MnO _{4}^{-}+ MnO _{2}^{+7}+2 H _{2} O\) \(Mn ^{+7}=\) no. of unpaired electrons is \(' 0 '\) \(\mu=0\, \text { B.M. }\)
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