Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Diethyl ether can be distinguished from n-butanol by (1) aqueous\[FeC{{l}_{3}}\] (2) reaction with Na metal (3) Tollens' reagent (4) reaction with chromic anhydride\[(Cr{{O}_{3}})\]in dil.\[{{H}_{2}}S{{O}_{4}}\]A) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: C
Solution :
\[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}OH+Na\xrightarrow[{}]{{}}\] \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}\overset{-}{\mathop{O}}\,\overset{+}{\mathop{Na}}\,+{{H}_{2}}\] \[C{{H}_{3}}C{{H}_{2}}OC{{H}_{2}}C{{H}_{3}}+Na\xrightarrow{{}}no\,reaction\] \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}OH\xrightarrow{Cr{{O}_{3}}+dill\,{{H}_{2}}S{{O}_{4}}}\] \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}CHO\xrightarrow{[O]}C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}COOH\]
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