Carboxylic Acids Question 104

Question: Oxalic acid on being heated upto $ 90^{o}C $ with conc. $ H_2SO_4 $ forms

[AFMC 1989; MP PET 1994; MP PMT 1989]

Options:

A) $ HCOOH+CO_2 $

B) $ CO_2+H_2O $

C) $ CO_2+CO+H_2O $

D) $ HCOOH+CO $

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Answer:

Correct Answer: C

Solution:

$ \begin{matrix} COOH \\ \overset{|}{\mathop{C}}OOH \\ \end{matrix}+H_2SO_4\xrightarrow{95^{o}C}CO+CO_2+H_2O $