The most stable conformation of the product of the following reaction is:
1. | 2. | ||
3. | 4. |
(Only one enantiomer is taken)
Which of the following statement is correct about A and B?
(a) A and B are mixture of diastereomers
(b) A and B are mixture of enantiomers
(c) A and B are optically active
(d) B is racemic mixture
The molecule among the following that has the hybridization from left to right atoms is:
1.
2.
3.
4.
In the given hydrocarbon,
The state of hybridization of carbons 1, 3, and 5 are:
1. sp2, sp, sp3
2. sp, sp3, sp2
3. sp, sp2, sp3
4. sp3, sp2, sp
An organic molecule necessarily shows optical activity if it -
1. Contains asymmetric carbon atoms
2. Is non-planar
3. Is non-superimposable on its mirror image
4. Is superimposable on its mirror image
The compound that has least hindered rotation around carbon-carbon bond is-
1. | Ethane | 2. | Ethylene |
3. | Acetylene | 4. | Hexachloroethane |
An alkene among the following that reacts fastest with H2 under catalytic conditions is -
1. | 2. | ||
3. | 4. |
A compound possessing optical isomerism provided it has the molecular formula C7H16, would be:
1. | 2,3-Dimethyl pentane | 2. | 2,2-Dimethyl butane |
3. | 2-Methyl hexane | 4. | None of the above |