Chemistry - Coordination Chemistry Question with Solution | TestHub

In ${\mathrm{Na}}_2{\mathrm{S}}_4{\mathrm{O}}_6$ sum of the oxidation state of four sulphur atoms is 10

${\mathrm{K}}_2{\mathrm{Cr}}_2{\mathrm{O}}_7$ is coloured due to charge transfer spectrum.

$\mathrm{M}(\mathrm{AA}{)}_3$ has 1 optically inactive isomers

EAN of Co is 35 in ${\mathrm{Co}}_2(\mathrm{CO}{)}_8$