Identify Z in the following series,
CH₃-CH₂-CH₂OH $\underset{160 -180°\mathrm{C}}{\overset{\mathrm{Conc}. {\mathrm{H}}_2{\mathrm{SO}}_4}{\to }}\mathrm{X}\stackrel{{\mathrm{Br}}_2}{\to }\mathrm{Y}\underset{2. {\mathrm{NaNH}}_2}{\overset{1. \mathrm{Alc}. \mathrm{KOH}}{\to }}\mathrm{Z}$
1. ${\mathrm{CH}}_3—\mathrm{CH}—{\mathrm{CH}}_2$
$| |$
${\mathrm{NH}}_2 {\mathrm{NH}}_2$

2. ${\mathrm{CH}}_3—\mathrm{CH}—{\mathrm{CH}}_2$
$| |$
$\mathrm{OH} \mathrm{OH}$

3. ${\mathrm{CH}}_3—\mathrm{C}={\mathrm{CH}}_2$
$|$
$\mathrm{OH}$

4. ${\mathrm{CH}}_3—\mathrm{C}\equiv \mathrm{CH}$

Purity of ether before using it as anaesthetic agent is tested by :-

1. KI + starch

2. CuSO₄

3. H₂SO₄

4. none of these

The reaction;

 RCOOH $\stackrel{{\mathrm{C}}_2{\mathrm{H}}_5\mathrm{OH} + \mathrm{Na}}{\to }$RCH₂OH is called:

(1) Corey House reaction

(2) Bonveault-Blanc reaction

(3) Clemmensen reduction

(4) none of the above

C₂H₅OH cannot be dried by anhydrous CaCl_2, because:

(1) C₂H₅OH is soluble in water

(2) explosion takes place

(3) C₂H₂OH reacts with CaCl₂

(4) none of the above

Which of the following undergoes dehydration most readily?

1. 1-phenyl-1-butanol

2. 1-phenyl-2-butanol

3. 2-phenyl-2-butanol

4. 2-phenyl-1-butanol

Glycerol on oxidation with Fenton's reagent produces:

(1) glyceraldehyde

(2) dihydroxy acetone

(3) tartonic acid

(4) glyceraldehyde and dihydroxy acetone

The alcohol that forms fats with fatty acids is:

(1) glycerol

(2) ethanol

(3) methanol

(4) glycol

The explosive nitroglycerine is:

(1) a soap

(2) a salt

(3) an ester

(4) a complex compound

When an ether is treated with P₂S₅ we get:

(1) thio-alcohol

(2) thio-ester

(3) thio-ether

(4) thio-aldehyde

When wine is put in air it become sour due to:-

(1) oxidation of C₂H₅OH into CH₃COOH

(2) bacteria

(3) virus

(4) formic acid formation