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List of top Chemistry Questions on Alkynes asked in JEE Main

The incorrect statement regarding ethyne is
  • JEE Main - 2024
  • JEE Main
  • Chemistry
  • Alkynes

The structures of major products A , B and C in the following reaction are sequence

  • JEE Main - 2023
  • JEE Main
  • Chemistry
  • Alkynes
Which of the following compounds is not aromatic?
  • JEE Main - 2022
  • JEE Main
  • Chemistry
  • Alkynes
Given below are two statements:
Statement-I : In Hofmann degradation reaction, the migration of only an alkyl group takes place from carbonyl carbon of the amide to the nitrogen atom.
Statement-II : The group is migrated in Hofmann degradation reaction to electron deficient atom.
In the light of the above statements, choose the most appropriate answer from the options given below:
  • JEE Main - 2022
  • JEE Main
  • Chemistry
  • Alkynes
Compound ‘A’ undergoes following sequence of reactions to give compound ‘B’. The correct structure and chirality of compound ‘B’ is
[where Et is –C2H5]
sequence of reactions to give compound
  • JEE Main - 2022
  • JEE Main
  • Chemistry
  • Alkynes

In the given reaction Product A is:

  • JEE Main
  • Chemistry
  • Alkynes
What is the sum of number of ɑ and π bonds present in 2-oxo-hex-4-yne-oic acid ?
  • JEE Main
  • Chemistry
  • Alkynes
Consider the following compound:
IUPAC nomenclature of the compound
What is the IUPAC nomenclature of the compound?
  • JEE Main
  • Chemistry
  • Alkynes
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