CH₃CH₂Cl$\stackrel{\mathrm{NaCN}}{\to }$X $\stackrel{\mathrm{Ni}/{\mathrm{H}}_2}{\to }$Y$\stackrel{\mathrm{Acetic}<mspace\; width="1em"></mspace>\mathrm{anhydride}}{\to }$Z

In the above reaction sequence, Z is

1. CH₃CH₂CH₂NHCOCH₃

2. CH₃CH₂CH₂NH₂

3. CH₃CH₂CH₂CONHCH₃

4. CH₃CH₂CH₂CONHCOCH₃

When allylic alcohol (CH₂=CH-CH₂OH) is oxidized in the presence of bromine, which of the following products will be formed?

1. Oxalic acid

2. Formic acid

3. Succinic acid

4. Acrylic acid

Consider the following reaction, 

Ethanol $\stackrel{{\mathrm{PBr}}_3}{\to }$X$\stackrel{\mathrm{Alc}.\mathrm{KOH}}{\to }$Y$\underset{\left(\mathrm{ii}\right){\mathrm{H}}_2\mathrm{O},<mspace\; width="1em"></mspace>\mathrm{heat}}{\overset{\left(\mathrm{i}\right)<mspace\; width="1em"></mspace>{\mathrm{H}}_2{\mathrm{SO}}_4,<mspace\; width="1em"></mspace>\mathrm{room}<mspace\; width="1em"></mspace>\mathrm{temperature}}{\to }}$Z

product Z is:

1. CH₂=CH₂

2. CH₃CH₂OCH₂CH₃

3. CH₃CH₂OSO₃H

4. CH₃CH₂OH

Which of the following are known as mercaptans?

1. Thio-alcohols                         

2. Thio-ethers

3. Thio-aldehydes                     

4. Thio-acids

Glycol condenses with ketones to give:

1. Cyclic acetals                   
2. Cyclic ketals
3. Acetaldehyde                   
4. oxalic acid

Salol is used as:

1. antiseptic                               

2. antipyretic

3. both 1. and 2.                     

4. none of these

Given is a reaction for your reference:

\(CH_3CH_2CH_2OH \xrightarrow[160\ - \ 180 ^\circ C]{Conc.\ H_2SO_4}\ X\ \xrightarrow{Br_2}\ Y\)
\( Y\ \xrightarrow[2.\ NaNH_2]{1.\ Alc.\ KOH}\ Z\)

The final product Z is:

1.		2.
3.		4.	\(CH_3-C\equiv CH\)

Ethyl propanoate on reduction with LiAlH₄ yields:

1. Methanol

2. Ethanol and Propanol

3. Propane

4. Mixture of ethanol and methanol

Phenol does not react with: 

1. Na₂CO₃                                 

2. NaOH

3. NaHCO₃                                 

4. KOH

The most acidic alcohol among the following is -

1. Methanol                               

2. Ethanol

3. Isopropyl alcohol                     

4. t-Butyl alcohol