A salt which gives ${\rm{C}}{{\rm{O}}_2}$ with hot ${{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4}$ and also decolourises acidified ${\rm{KMn}}{{\rm{O}}_4}$ on warming is:

NEET UG CHEMISTRY MCQ: 14 TH GROUP ELEMENTS (P-BLOCK)

1 Medium

1 of 1

Analyzing +4 | -1

A salt which gives

\mathrm{C}{\mathrm{O}_2}

with hot

{\mathrm{H}_2}\mathrm{S}{\mathrm{O}_4}

and also decolourises acidified

\mathrm{KMn}{\mathrm{O}_4}

on warming is:

View answer and explanation

Correct option: C

Oxalate

Option C (Oxalate) is correct because oxalates react with hot H2SO4 to produce CO2 and also decolorize acidified KMnO4 due to the oxidation of oxalate ions to CO2.

NEET UG CHEMISTRY MCQ: 14 TH GROUP ELEMENTS (P-BLOCK)

More Questions from 14 TH GROUP ELEMENTS (P-BLOCK)