Chemistry - Salt Analysis Question with Solution | TestHub

The sodium salt of an organic acid$\mathrm{X}$produces effervescence with concentrated${\mathrm{H}}_2{\mathrm{SO}}_4$.$\mathrm{X}$reacts with the acidified aqueous${\mathrm{CaCl}}_2$solution to give a white precipitate which decolourises acidic solution of${\mathrm{KMnO}}_4$.$\mathrm{X}$is