Free Radical Halogenation
Trending Questions

Identify the reagent(s) 'A' and condition(s) for the reaction.
(JEE MAIN 2021)
- A=Cl2 ; UV light
- A=HCl, ZnCl2
- A=Cl2 ; dark, Anhydrous AlCl3
- A=HCl ; Anhydrous AlCl3
Halogenation of alkanes is
[KCET 2002]
An isothermal process
A reductive process
An oxidative process
An indothermal process
- p-Cresol
- 2, 4-Dihydroxytoluene
- Benzoic acid
- o-Cresol
is an example of which of the following types of reactions
Addition
Rearrangement
Elimination
Substitution
When chlorine passed through propene at 400 degree Celsius, the product is:
Vinyl chloride
PVC
Allyl chloride
1, 2-dichloroethane
- benzoic acid
- p-cresol
- mixture of o-cresol and p-cresol
- o-cresol
On treatment with chlorine in presence of sunlight, benzene gives the product
Benzene hexachloride
1, 2 - dichlorobenzene
p - dichlorobenzene
Benzyl chloride
How many chiral compounds are possible on monochlorination of 2-methylbutane?
2
4
6
8
From the options given below, choose the one that helps accomplish the given (above)conversion:
A: allyl bromination of propylbenzene using NBS, hν B: E2 with a stong bulky base
A: allyl bromination of propylbenzene using NBS, hν B: treatment with OH− at 0∘C
A: allyl bromination of propylbenzene using NBS, hν B: treatment with NH3 at 0∘C
None of the above
Methyl cyclopentane undergoes free radical mono-bromination in the presence of light; the major product is:
(bromomethyl)cyclopentane
1-bromo-2-methylcyclopentane
1-bromo-1-methylcyclopentane
1-bromo-3-methylcyclopentane