p-Block elementsHardBloom L3

Question

When oxalic acid reacts with cone. H2SO4 , two gases produced are of neutral and acidic in nature respectively. Potassium hydroxide absorbs one of the two gases. The product formed during this absorption and the gas which gets absorbed are respectively

Options

A.K2CO3 and CO2
B.KHCO3 and CO2
C.K2CO3 and CO
D.KHCO3 and CO

Solution

Sol. (COOH)2​ + conc.H2​SO4​ → heat​ + CO + CO2​ + H2​O

CO is neutral and CO2​ is acidic in nature.

2KOH + CO2​→ K2​CO3​+H2​O

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