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JEE MAIN 2022
27-07-2022 S2
Question
The spin only magnetic moment of the complex present in Fehling's reagent is_______ B.M. (Nearest integer).
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Solution
Fehling solution is a complex of $\mathrm{Cu}^{++}$ $$ \mathrm{Cu}^{++}=3 \mathrm{~d}^9 $$ No. of unpaired $\mathrm{e}^{-}=1$ $$ \mathrm{M} . \mathrm{M}=\sqrt{1(1+2)}=\sqrt{3}=1.73 \mathrm{BM} $$
Question Tags
JEE Main
Chemistry
Easy
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