Hinsberg Test

Q.

$1$-Chlorobutane on reaction with alcoholic potash gives?

Q. Which of the following amine does not react with Hinsberg reagent :

1. Neopentyl amine
2. Isopropyl amine
3. Triethyl amine
4. Ethyl methyl amine

Q.

Write balanced chemical equation when Concentrated Nitric acid reacts with carbon

Q.

Write the chemical formulae for the following compounds :

(i) Sulphuric acid :

(ii) Nitric acid :

(iii) Potassium nitrate :

(iv) Sodium chloride :

(v) Sodium bicarbonate :

(vi) Aluminium chloride :

Q. Which of the following amine(s), on reaction with benzenesulphonyl chloride, will give a sulphonamide that is insoluble in alkali?

1. Ethylamine
2. Ethylmethylamine
3. Trimethylamine
4. Diethylamine

Q.

Describe a method for the identification of primary, secondary and tertiary amines. Also write chemicla equations of the reactions involved.

Q. The $-OH$ of $-COOH$ group of a carboxylic acid can be replaced by $-Cl$ using:

1. phosphorus pentachloride
2. hypochlorous acid
3. chlorine
4. hydrochloric acid

Q. $C{H}_{3}C{H}_{2}CON{H}_2\stackrel{A}{\to }C{H}_{3}C{H}_{2}N{H}_2\stackrel{B}{\to }C{H}_{3}C{H}_{2}OH$
What is "A" and "B" in the following reaction?

1. 
   $B{r}_2/NaOH,NaOH$
2. 
   $B{r}_2/NaOH,HN{O}_2$
3. 
   $KMn{O}_4,KOH$
4. 
   $HN{O}_2,Br/NaOH$

Q.

Predict the product formed from the reaction of formaldehyde and ammonia

1. Hexamethylenetetramine

2. Bakelite

3. Urea

4. Triethylenetetramine

Q.

Write balanced equation and name the product formed when concentrated nitric acid is heated.

Q. (a) Write the reactions involved in the following:

(i) Hoffmann bromamide degradation reaction

(ii) Diazotisation

(iii) Gabriel phthalimide synthesis

(b) Give reasons :

(i) $(C{H}_3{)}_{2}NH$ is more basic than $(C{H}_3{)}_{3}N$ in an aqueous solution.

(ii) Aromatic diazonium salts are more stable than aliphatic diazonium salts.

Q.

The following is the property of benzene diazonium chloride:

1. Insoluble in water

2. Gives azo dye test

3. Stable in hot water

4. Coloured

Q. Which of the following do not liberate nitrogen gas on reaction with $HN{O}_2$

1. diethylamine
2. trimethylamine
3. All of these
4. N-Phenylmethanamine

Q. 38. What is the Reaction equation of methyl magnesium bromide reacting with oxygen.

Q. 5.6g of an organic compound on burning with excess of oxygen gave 17.6 g of CO2 and 7.2 g of H2O the organic compound is

Q. Which of the following bond cleavage occurs in the formation of anhydride from carboxylic acid in the presence of dehydrating agent?

1. -OH bond
2. bond between carbonyl carbon and hydroxyl O
3. bond between R and -COOH
4. None of the above

Q. What is the maximum number of compounds with the molecular formula $C_4{H}_{11}N$, which give an
alkali soluble precipitate with benzenesulphonyl chloride?

Q.

Which of the following does not react with nitrous acid?

1. $C_6{H}_{5}N{H}_2$

2. $C_6{H}_{5}NHC{H}_3$

3. $C_6{H}_{5}N(C{H}_3{)}_2$

4. None of these

Q. Consider the following reaction:

Which is incorrect about the given reaction?

1. (A) is Hinsberg's reagent
2. The product is soluble in an alkali
3. The product obtained is N, N-diethylbenzenesulphonamide
4. (B) is a $2^o$ amine

Q. What is distillation process

Q.

Which of the following is reacts with Hinsberg’s reagent to form the product which is soluble in KOH?

1. Primary amine

2. Secondary amine

3. Tertiary amine

4. Quarternary ammonium salt

Q. (a) How do primary, secondary and teritary amines react with nitrous acid?
(b) Elucidate the structure of glucose.

Q. Which of the following amines does not react with Hinsberg reagent?

1. $C{H}_{3}C{H}_2-N{H}_2$
2. $C{H}_3-NH-C{H}_3$
3. $(C{H}_{3}C{H}_2{)}_{3}N$
4. All of these

Q. Which of the following amine reacts with Hinsberg reagent to give base soluble product?

1. neopentyl amine
2. secpropyl amine
3. diethyl amine
4. ethyl methyl amine

Q. Which of the following amine does not react with Hinsberg reagent :

1. Neopentyl amine
2. Isopropyl amine
3. Triethyl amine
4. Ethyl methyl amine

Q.

The van't Hoff factor of 0.1m CH₃COOH solution is 1.041 The degree of dissosciation is

1. 91.3

2. 0.041

3. 74

4. 3.1

Q. Action of nitrous acid with ethylamine produces

1. Ethane
2. Nitroethane
3. Ammonia
4. Ethyl Alchohol

Q. The product is $3,3,4,4-$_______.

Q. The amine that reacts with Hinsbergs reagent to give an alkali insoluble product is:

<!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}--> NEET 2019

Q. Among the following,
I. $C{H}_{3}N{H}_2$
II. $(C{H}_3{)}_{2}NH$
III. $(C{H}_3{)}_{3}N$
IV. $C_6{H}_{5}N{H}_2$
Which will give the positive carbylamine test?

1. I and II only
2. I and IV only
3. II and IV only
4. II and III only