Chemistry - Carbonyl compounds Question with Solution | TestHub

when potassium hexacyanoferrate (II) is warmed with sulphuric acid Carbon monoxide is formed as follows
${\text{K}}_4\left[\text{F}\text{e}{(\text{C}\text{N})}_6\right]+6{\text{H}}_2\text{S}{\text{O}}_4+6{\text{H}}_2\text{O}\to 2{\text{K}}_2\text{S}{\text{O}}_4+\text{F}\text{e}\text{S}{\text{O}}_4+3{\left(\text{N}{\text{H}}_4\right)}_2\text{S}{\text{O}}_4+6\text{C}\text{O}$