Chemistry - Salt Analysis Question with Solution | TestHub

Gas ' A ' reduces to aq. solution of ' ${\mathrm{FeCl}}_3$ '.

${\mathrm{H}}_2\mathrm{S}$ gas give yellow turbidity with ${\mathrm{FeCl}}_3$ solution.

' Z ' is ${\mathrm{Na}}_2{\mathrm{S}}_5$

'X' produce blue ppt. with ${\mathrm{CuSO}}_{4\text{ (aq.) }}$ solution.