In the following reaction,
\( CH_{3}C\equiv CH\xrightarrow[Red \ hot \ iron \ tube]{873 K} \ A\)
The number of () bonds present in the product (A) is:
1. 21
2. 9
3. 24
4. 18
Which of the following statements is true for the reaction given below?
1. P is a meso compound 2,3-butanedi 01 formed by syn addition
2. P is a meso compound formed by anti addition
3. P is a racemic mixture of d- and l- 2,3" butanediol formed by anti addition
4. P is a racemic mixture of d- and l- 2,3- butanediol formed by Syn addition
1,2-dibromopropane on treatment with X moles of followed by treatment with ethyl bromine gave a pent-2-yne. The value of X is -
1. 1
2. 2
3. 3
4. 4
The compound A is-
The alkane that gives only one monochloro product on chlorination with in presence of diffused sunlight is-
1. | 2,2,-dimethylbutane | 2. | neopentane |
3. | n-pentane | 4. | Isopentane |
The product P obtained through the following sequence of reaction is
1. 3-chloroaniline
2. 4-bromochlorobenzene
3. 3-bromochlorobenene
4. 3-bromobenzene
Compound 'X' in the following reaction is
1.
2.
3.
4.
In the following reaction
X
The major product X is
1. 2.
3. 4.
The major product in the above-mentioned reaction is:
1. | |
2. | |
3. | |
4. |
Compound A is:
1. | 2. | ||
3. | 4. |