Fehling solution gives red precipitated with

(a) Aromatic aldehyde

(b) Aliphatic aldehyde

(c) Ketone

(d) terminal $\mathrm{\alpha }$-Hydroxy ketone

_{1. b,d}

_{2. a,b}

_{3. a,d}

_{4. b,c}

 

Which of the following  gives aldol condensation

(1)

(2)

(3)

(4)

$<mspace\; width="1em"></mspace>\stackrel{{\mathrm{N}}_2{\mathrm{H}}_4/\mathrm{KOH}}{\to }$; Reaction is known as

1. Clemmensen's reduction

2. Birch Reduction

3. Rosenmunds Reduction

4. Wolff-kishner Reduction

$\stackrel{{\mathrm{LiAlH}}_4}{\to }$Major product is:-

1.

2.

3.

4.

A+Butanone 


Then A is-
 

1.		2.
3.		4.

1. 

2.

3.

4.

Which shows decarboxylation by heating

1.

2.

3.

4.

R-Cl$\underset{\mathrm{Dry}<mspace\; width="1em"></mspace>\mathrm{Ether}}{\overset{Mg}{\to }}$ A $\underset{\mathrm{ii}·{\mathrm{H}}_3{\mathrm{O}}^{+}}{\overset{\mathrm{i}·{\mathrm{CO}}_2}{\to }}$

R-Cl is

(1)

(2)

(3)

(4)

Determine the compound (B) formed as the product of the given reaction.

1.		2.
3.		4.

Consider the following reaction,

$\underset{∆}{\overset{{\mathrm{P}}_2{\mathrm{O}}_5}{\to }}$Product

Product is?

1.		2.
3.		4.