Other Reductions

Q.

What is the end product that is formed when Phenyl Magnesium Bromide reacts with t-butanol?

Q. What happens in Finkelstein reactions?

1. Dehydrohalogenation
2. Hydrogenation
3. Halogen exchange
4. Oxidation

Q.

Among the following which is the condition favourable for the formation of $C{H}_{3}OH$ from $CO$ and $H_2$ ?

1. Finely divided 'Fe' catalyst, 'Mo' promoter temperature = ${300}^{\circ }C$, Pressure = 200 atm

2. 'ZnO' catalyst, $C{r}_2{O}_3$ - promoter, T = ${300}^{\circ }$C, P = 200 atm

3. 'Co' catalyst, T = ${200}^{\circ }C$

4. 'Ni' catalyst, T = 725 - 775 K, P = 200 atm

Q. $C{H}_{3}COOEt$ $\underset{Excess}{\stackrel{C{H}_{3}MgBr}{\to }}P$

1. 
2. 
3. 
4. 

Q. An organic acid P $C_{11}{H}_{12}{O}_2$ can easily be oxidized to a dibasic acid which reacts with ethylene glycol to produce a polymer dacron. Upon ozonolysis, P gives an aliphatic ketone as one of the products. P undergoes the following reaction sequences to furnish R via Q. The compound P also undergoes another set of reactions to produce S.

The compound R is :

1. 
2. 
3. 
4. 

Q. Which of the following amides will be most reactive toward Hoffmann- bromamide rearrangement?

1. 
2. 
3. 
4. Can't say

Q. What will happen if $LiAl{H}_4$ is added to an ester

1. Two units of alcohol are obtained

2. One unit of alcohol and one unit of acid is obtained

3. Two units of acids are obtained

4. None of these