Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEETChemistryHaloalkanes and Haloarenes

What happens when a haloalkane with a β-hydrogen atom is heated with an alcoholic solution of potassium hydroxide?

Options

  1. AFormation of a halogen atom
  2. BElimination of a halogen atom
  3. CFormation of an alkane
  4. DElimination of a hydrogen atom

Correct answer

B. Elimination of a halogen atom

Step-by-step solution

When a haloalkane with a β-hydrogen atom is heated with alcoholic potassium hydroxide, there is the elimination of a hydrogen atom from the β-carbon and a halogen atom from the α-carbon.

Practice Haloalkanes and Haloarenes on Quantrex Academy →

More from Haloalkanes and Haloarenes

Which of the following reactions can convert chlorobenzene into toluene? 2026Identify best method for preparation of Alkyl fluoride from following 2026Identify the chemical name of the commonly used refrigerant Freon 12 2026Which of the following alkyl halides gives a mixture of alkenes on dehydrohalogenation? 2026Which order of kinetics is followed by the reaction between tert-butyl bromide and hydroxide ion to give tert-Butyl alcohol? 2026Above reaction is known as 2026Which of the following product obtained when alkyl chloride react with aq KOH at room temperature? 2026Chlorobenzene reacts with Mg in dry ether to give a compound A, which further reacts with ethanol to give B. Identify B. 2026 Full Haloalkanes and Haloarenes list All NEET PYQs