A) chromic acid
B) alkaline\[KMn{{O}_{4}}\]
C) hypochlorous acid
D) all reagents
Correct Answer: B
Solution :
: Alkaline\[KMn{{O}_{4}}\]oxidises ethyne to oxalic \[\underset{CH}{\overset{CH}{\mathop{|||}}}\,+{{O}_{2}}\xrightarrow[{}]{{}}\underset{oxalic\text{ }acid}{\mathop{\underset{COOH}{\overset{COOH}{\mathop{|}}}\,}}\,\]
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