1.

Which of the following can work as a dehydrating agent for alcohols        [BHU 1980]

A.                 \[{{H}_{2}}S{{O}_{4}}\] 
B.                 \[A{{l}_{2}}{{O}_{3}}\]
C.                 \[{{H}_{3}}P{{O}_{4}}\] 
D.                 All of these
Answer» E.


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