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Carbonyl Compounds and Carboxylic Acids — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryCarbonyl Compounds and Carboxylic Acids1 Mark
MCQ
Find the odd one out.
  • A
    HCHO
  • B
    $C _6 H _5 CHO$
  • C
    $CCl _3 CHO$
  • ✓
    $CH _3 CHO$
✓

Answer

Correct option: D.
$CH _3 CHO$
$CH _3 CHO$
It contains α – H atom and undergoes aldol condensation where as others do not have α – H atoms and they undergo cannizaro reactions.

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