MCQ
The $IUPAC$ name for the complex $[Co(NO_2)(NH_3)_5]Cl_2$ is :
  • A
    Nitro- $N$ -pentaamminecobalt $(III)$ chloride
  • B
    Nitro- $ N$ -pentaamminecobalt $(II)$ chloride
  • Pentaamminenitrito- $N$ -cobalt $(II)$ chloride
  • D
    Pentaamminenitrito- $N$ -cobalt $(III)$ chloride

Answer

Correct option: C.
Pentaamminenitrito- $N$ -cobalt $(II)$ chloride
c
$\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{5} \mathrm{NO}\right]^{+2} \mathrm{SO}_{4}^{-2}$

               $ \downarrow $  $N{O^ + }$  $(2e^-$ donor $)$

$EAN$   $26-1+12=37$

$\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{5} \mathrm{NO}\right]^{+2} \mathrm{SO}_{4}^{-2}$

               $ \downarrow $  $N{O}$  $(3e^-$ donor $)$

$EAN$   $26-2+10+3=37$

     $24+13=37$

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