A) yellow colour of \[CC{{l}_{4}}\]layer
B) purple colour of\[CC{{l}_{4}}\]
C) brown colour in the organic layer of\[CC{{l}_{4}}\]
D) deep blue colour in\[CC{{l}_{4}}\]
Correct Answer: B
Solution :
\[2NaI+2NaN{{O}_{2}}+4C{{H}_{3}}COOH\xrightarrow[{}]{{}}{{I}_{2}}+2NO+\]\[4C{{H}_{3}}COONa+2{{H}_{2}}O\] The colour of \[CC{{l}_{4}}\] layer turns purple due to liberated\[{{I}_{2}}\].
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