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Carbonyl Compounds and Carboxylic Acids — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryCarbonyl Compounds and Carboxylic Acids2 Marks
Question
How will you prepare acetaldehyde from ethyne?
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Answer

Conversion of ethyne into acetaldehyde:

$\underset{\text { (Ethyne) }}{ CH } \equiv CH + H _2 O \underset{40 \% H _2 SO _4}{\stackrel{1 \% HgSO _4}{\longrightarrow}} \underset{\text { (Acetaldehyde) }}{ CH _3 CHO }$

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