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18/03/2022 9:03 pm
Topic starter
Synthesis of ethanal commercially from which of the following reagent is part of green chemistry?
(a) CH3CH2OH
(b) CH2 = CH2
(c) HC ≡ CH
(d) All of these
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18/03/2022 9:17 pm
Correct answer: (b) CH2 = CH2
Explanation:
Ethanal is commercially prepared by one step oxidation of ethene in the presence of ionic catalyst in aqueous medium with an yield of 90%.
CH2 = CH2 + O2 \(\underset{Pb(II)Cu(II)}{\stackrel{Catalyst}{\longrightarrow}}\) CH3CHO