સંકીર્ણ કે જે fac- અને mer- સમઘટકો દર્શાવે છે તે જણાવો.

Question

A$\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{2}\right]$
B$\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{4} \mathrm{Cl}_{2}\right]^{+}$
C$\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{3}\left(\mathrm{NO}_{2}\right)_{3}\right]$
D$\left[\mathrm{CoCl}_{2}(\mathrm{en})_{2}\right]$

JEE MAIN 2020, Medium

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Solution

c
$\left[\mathrm{Ma}_{3} \mathrm{b}_{3}\right]$ type complex shows fac and mer isomerism.

$\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{3}\left(\mathrm{NO}_{2}\right)_{3}\right]$

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