Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEETChemistryHydrocarbons

Which hydrogen halide adds to alkenes to form alkyl halides with the highest regioselectivity?

Options

  1. AHCl
  2. BHBr
  3. CHI
  4. DThey all have the same regioselectivity.

Correct answer

C. HI

Step-by-step solution

HI adds to alkenes with the highest regioselectivity, leading to a more selective addition reaction compared to HBr and HCl, which may result in different products depending on the alkene's structure.

Practice Hydrocarbons on Quantrex Academy →

More from Hydrocarbons

H ₃ C - CH = CH ₂ + H - Br ( C ₆ H ₅ CO )₂ O ₂, Benzoyl peroxide H ₃ C - CH ₂- CH ₂- Br Which of the following rules is followed when the above reaction occurs? 2026Which of the following reagent is NOT required for the conversion of propyne to acetone? 2026Palladised charcoal with quinoline is known as 2026Chlorination of alkane is a photochemical process. It is initiated by the process of 2026Identify A and B in above reaction. 2026Chlorobenzene is formed by the reaction between benzene and chlorine in presence of AlCl ₃ . Which of the following species actually attacks the benzene ring in this reaction? 2026Identify the product obtained when toluene reacts with chlorine in the presence of FeCl ₃ . 2026In the combustion reaction of alkanes, if 1 mole of ethane is burnt, find number of moles of oxygen required? 2026 Full Hydrocarbons list All NEET PYQs