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Give the name and the formula of three consecutive members of the homologous series, alkynes.

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Question

Give the name and the formula of three consecutive members of the homologous series, alkynes.

Short Answer
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Solution

The general formula for alkynes is CnH2n−2. Since the first member requires a carbon-carbon triple bond, the series starts at n = 2. Three consecutive members are:
  1. Ethyne: C2H2
  2. Propyne: C3H4
  3. Butyne: C4H6
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Chapter 12: Organic Chemistry - Intext Question [Page 233]

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Lakhmir Singh Chemistry [English] Class 10 ICSE
Chapter 12 Organic Chemistry
Intext Question | Q 7. | Page 233
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