The reaction,
+ + HCl
is an example of:
1. Friedel-Crafts reaction
2. Kolbe's synthesis
3. Wurtz's reaction
4. Grignard synthesis
The products formed after ozonolysis of Pent-2-ene are -
1. Ethanal, Methanal
2. Ethanal, Propanal
3. Ethanal, Butanal
4. Ethanal, Ethanal
Acidic hydrogen present among the following compound is -
1. Ethyne
2. Ethene
3. Benzene
4. Ethane
An alkene that gives a mixture of ketones only on ozonolysis, from the following, is :
1. | 2. | ||
3. | 4. |
1. | 2. | ||
3. | 4. |
The most acidic compound among the following is-
1.
2.
3.
4.
Decreasing order of acidic behavior of benzene, n-hexane, and ethyne is -
1. Hexane > Ethyne > Benzene
2. Benzene > Hexane > Ethyne
3. Ethyne > Benzene > Hexane
4. Benzene > Ethyne > Hexene
The reaction of HBr with
in the presence of peroxide will give:
1. | |
2. | |
3. | |
4. |
An alkene ‘A’ on ozonolysis gives a mixture of ethanal and pentan-3-one.
The IUPAC name of ‘A’ is :
1. 3-Ethylpent-2-ene
2. 3-Ethylpent-2- yne
3. 2-Ethylpent-3-ene
4. 3-Ethylpent-4-yne
The compound most likely to decolorise a solution of cold basic is:
1. CH3– CH3
2. CH3CH2CH3
3.
4.