Addition of Sulphuric Acid and Water

Q.

The final product obtained when alkenes react with conc sulohuric acid and water is alcohols.

1. True

2. False

Q.

What will be the end product of this reaction ?$C{H}_2=C{H}_2+H.H_{2}S{O}_4\to$

1. $C{H}_3-C{H}_{2}HS{O}_4$

2. $C{H}_2-C{H}_{2}HS{O}_4$

3. $C{H}_3-C{H}_{2}HS{O}_3$

4. $C{H}_2-C{H}_{H}S{O}_4$

Q. Complete the following reaction
$C{H}_{3}CH=C{H}_2+H_{2}S{O}_4\to$ $\underset{Boil}{\overset{+H_{2}O}{\to }}$ $+H_{2}S{O}_4$

1. $C{H}_{3}C{H}_{2}C{H}_{2}OS{O}_{3}H$
2. $C{H}_{3}C{H}_{2}CHO$
3. $C{H}_{3}CH\left(OS{O}_{3}H\right)C{H}_3$
4. $C{H}_{3}C{H}_{2}C{H}_{2}OH$
5. $C{H}_{3}C{H}_{2}COOH$
6. $C{H}_{3}CH\left(OH\right)C{H}_3$

Q.

The final product obtained when alkenes react with conc sulohuric acid and water is alcohols.

1. True

2. False

Q. Complete the following reaction
$C{H}_{3}CH=C{H}_2+H_{2}S{O}_4\to$ $\underset{Boil}{\overset{+H_{2}O}{\to }}$ $+H_{2}S{O}_4$

1. $C{H}_{3}C{H}_{2}C{H}_{2}OS{O}_{3}H$
2. $C{H}_{3}C{H}_{2}CHO$
3. $C{H}_{3}CH\left(OS{O}_{3}H\right)C{H}_3$
4. $C{H}_{3}C{H}_{2}C{H}_{2}OH$
5. $C{H}_{3}C{H}_{2}COOH$
6. $C{H}_{3}CH\left(OH\right)C{H}_3$

Q.

What will be the end product of this reaction ?$C{H}_2=C{H}_2+H.H_{2}S{O}_4\to$

1. $C{H}_3-C{H}_{2}HS{O}_4$

2. $C{H}_2-C{H}_{H}S{O}_4$

3. $C{H}_2-C{H}_{2}HS{O}_4$

4. $C{H}_3-C{H}_{2}HS{O}_3$

Q.

When 3, 3-dimethyl-2-butanol is heated with $H_{2}S{O}_4$the major product obtained is

1. cis and trans isomers of 2, 3-dimethyl-2-butene

2. 3, 3-dimethyl-1-butene

3. 2, 3-dimethyl-2-butene

4. 2, 3-dimethyl-1-butene

Q. The only alcohol that can be prepared by the indirect hydration of alkene is

1. Ethyl alcohol
2. Propyl alcohol
3. Isobutyl alcohol
4. Methyl alcohol

Q.

The favorable conditions for the hydration of alkenes are

1. high water concentration and low temperature

2. low water concentration and high temperature
   

3. low water concentration and low temperature
   

4. high water concentration and high temperature
   

Q. Addition of cold concentrated $H_{2}S{O}_4$ with alkene is an example of

1. electrophilic substitution reaction
2. nucleopilic addition reaction
3. electrophilic addition reaction
4. nucleophilic substitution reaction