Chemistry - GENERAL CHEMISTRY Question with Solution | TestHub

(A) ${\mathrm{K}}_2{\mathrm{Cr}}_2{\mathrm{O}}_7\to$ Due to charge transfer.

(B) ${\mathrm{CrO}}_2{\mathrm{Cl}}_2\to$ Due to charge transfer.

(C) $\mathrm{Na}\left[\mathrm{Ag}(\mathrm{CN}{)}_2\right]\to$ Colourless.

(D) ${\mathrm{Cl}}_2(\mathrm{g})\to$ Due to HOMO-LUMO electronic transition.