When oxalic acid reacts with conc. H2SO4, two gases produced are 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:
A
K2CO3 and CO2
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B
KHCO3 and CO2
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C
K2CO3 and CO
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D
KHCO3 and CO
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Solution
The correct option is AK2CO3 and CO2 (COOH)2conc.H2SO4,heat−−−−−−−−−−→CO+CO2+H2O CO is neutral and CO2 is acidic in nature. 2KOH+CO2→K2CO3+H2O