Published by:
CGP EDU Academic Team
Published on: August 13, 2026
When 
solution is added to oxalic acid solution, the decolourisation is slow in the
beginning but becomes instantaneous after sometime because
A
is formed as the products B
reaction is exothermic
C
catalyses the reaction D
acts as an auto-catalyst
Text Solution
Verified by ExpertsThe correct answer is:
D
The reaction proceeds as follow
In this reaction, 
as an auto-catalyst.
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