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NEET levelSingle correct optionDifficulty 1 of 3g3263

Count the alpha hydrogens in the compound shown (hydrogens on carbons directly bonded to the carbonyl carbon). How many are there?

  1. A2
  2. B3
  3. C5
  4. D6

Answer: C

The compound shown is butan-2-one. The carbonyl carbon is bonded to a CH group (3 H) and to a CH group (2 H). The total number of alpha hydrogens is .
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