In the reaction sequence (A) will be
1. 1-Bromo-2-ethyl cyclopentane
2. 1-Bromo-1-methyl cyclopentane
3. 1-Bromo-5-methyl cyclopentane
4. 5-Bromo-1-methyl cyclopentane
The reaction of propene with HOCl proceeds via the addition of-
1. | H+ in the first step | 2. | Cl+ in the first step |
3. | OH- in the first step | 4. | Cl+ and OH- in a single step |
The compound among the following that yield propyne on hydrolysis is:
1.
2.
3.
4.
Hydrogenation of the above compound in the presence of poisoned palladium catalyst gives
(1) optically active compound
(2) an optically inactive compound
(3) a racemic mixture
(4) a diastereomeric mixture
The reaction of HBr with
in the presence of peroxide will give:
1. | |
2. | |
3. | |
4. |
The product formed on reaction of HBr with propene is-
1. 1-bromopropane
2. 2-bromopropane
3. 3-bromopropane
4. no reaction occurs
An alkene among the following that reacts fastest with H2 under catalytic conditions is -
1. | 2. | ||
3. | 4. |
Propyne and propene can be distinguished by ,
(1) conc. H2SO4
(2) Br2 in CCl4
(3) diluted H2SO4
(4) AgNO3 in ammonia
The product(s) obtained via oxymercuration (HgSO4 + H2SO4 ) of but-1-yne is -
1.
2. CH3CH2 CH2-CHO
3. CH3CH2CHO + HCHO
4. CH3 CH2COOH + HCOOH
Ethene and ethyne can be distinguished by:
1. Br2 water
2. KMnO4 solution
3. Cuprous chloride solution
4. All of the above