Other Synthesis Methods

Q. Dry distillation of calcium formate produces:

1. $C{H}_{3}OH$
2. $C{H}_{3}CHO$
3. $HCHO$
4. $Noneofthese$

Q. Among the following the number of reaction(s) that produce(s) benzaldehyde is

Q. The major product of the following reaction is: $R-\mathrm{CN}\underset{2.H_{2}O}{\overset{1.\mathrm{AlH}{(i-\mathrm{Bu})}_2,}{\to }}?$

1. $RCHO$
2. $RCOOH$
3. $RC{H}_{2}N{H}_2$
4. $RCON{H}_2$

Q.
The correct statement regarding the above reaction is:

1. Product A is benzaldehyde
2. One of the end products is $1^o$ alcohol
3. A undergoes cannizaro reaction
4. All of these

Q. In the following sequence of reactions:
$\text{Toluene}\underset{ii)H_3{O}^{+}}{\overset{i)KMn{O}_4/KOH,\Delta }{\to }}A\stackrel{SOC{l}_2}{\to }B\underset{BaS{O}_4}{\overset{H_2/Pd}{\to }}C$

The product C is:

1. $C_6{H}_{5}COOH$
2. $C_6{H}_{5}C{H}_3$
3. $C_6{H}_{5}C{H}_{2}OH$
4. $C_6{H}_{5}CHO$

Q. The total number of enol(s) possible for the given reaction including stereoisomer(s) will be:
$\underset{\text{1 mole}}{C{H}_{3}MgBr}+C{H}_{3}C{H}_{2}COCl\stackrel{\text{work up}}{\to }$

Q.

Oxidation of acetaldehyde with selenium dioxide

1. Ethanoic acid

2. Methanoic acid

3. glyoxal

4. oxalic acid

Q. $R-\stackrel{O}{\stackrel{||}{C}}-Cl\underset{Reagent}{\overset{H_2}{\to }}R-\stackrel{O}{\stackrel{||}{C}}-H$, reagent can be:-

1. $Pd$ only
2. $Pd-BaS{O}_4$
3. $BaS{O}_4$ Only
4. $CaC{O}_3$ Only

Q. The major product of the following reaction is: $R-\mathrm{CN}\underset{2.H_{2}O}{\overset{1.\mathrm{AlH}{(i-\mathrm{Bu})}_2,}{\to }}?$

1. $RCHO$
2. $RCOOH$
3. $RC{H}_{2}N{H}_2$
4. $RCON{H}_2$