The oxidation state of $Fe$ in $Na_3[Fe(NH_3)(CN)_5] \cdot 2H_2O$ is ..............

  • A
    $-1$
  • B
    $+1$
  • C
    $+2$
  • D
    $+3$

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The $IUPAC$ name of $(CO)_3Fe(\mu-CO)_3Fe(CO)_3$ is ........

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Which among the following will be named as dibromidobis(ethylenediamine)chromium$(III)$ bromide?

The $IUPAC$ name for $[Co(NH_3)_6] [Cr(CN)_6]$ is:

The $IUPAC$ name for the complex $[Co(NO_2)(NH_3)_5]Cl_2$ is :

The oxidation number of sulphur in $H_2S_2O_7$ and iron in $K_4[Fe(CN)_6]$ is respectively:

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