Chemistry

1. Among the following, the weakest base is

C₆H₅CH₂NHCH₃

C₆H₅CH₂NH₂

CH₃NHCHO

O₂N.CH₂NH₂

Question 1 of 15

2. Thymine is

1-Methyluracil

5-Methyluracil

3-Methyluracil

4-Methyluracil

Question 2 of 15

3. Diethyl oxalate is used for distinguishing primary, secondary and tertiary

Amines

Alcohols

Hydrogens in hydrocarbons

Alkyl halides

Question 3 of 15

4. The basic character of ethyl amine, diethyl amine and triethyl amine in chlorobenzene is

(C₂H₅)₃N < C₂H₅NH₂ < (C₂H₅)₂NH

(C₂H₅)₃N < (C₂H₅)₂NH < C₂H₅NH₂

C₂H₅NH₂ < (C₂H₅)₃N < (C₂H₅)₂NH

C₂H₅NH₂ < (C₂H₅)₂NH < (C₂H₅)₃N

Question 4 of 15

5. Chlorobenzene, Above reaction is known as:

Sandmeyer’s reaction

Strecker’s reaction

Wohl-Ziegler reaction

Stephen’s reaction

Question 5 of 15

6. Observe the following reaction:

Which statement is not correct about the above observation?

The product R’R and R’S have identical structural formula

R’R and R’S have same solubility in water

The product mixture of step-1 is optically active

R’R is nonsuperimposable on R’S

Question 6 of 15

7. Identify Y in the reaction: C₆H₅NH₂ C₆H₅NCS + HgS + 2HCl

C₆H₅N₂Cl

C₆H₅NHOH

C₆H₆

C₆H₅OH

Question 7 of 15

8. Pyridine is less basic than triethylamine because:

Nitrogen in pyridine is sp²-hybridised

In pyridine, lone pair of electrons on nitrogen is delocalised

Pyridine is a cyclic system

Pyridine has aromatic character

Question 8 of 15

9. Aromatic nitriles (ArCN) are not prepared by reaction:

ArN⁺₂ + CuCN

ArCONH2 + P2O5

ArCONH₂ + SOCl₂

ArX + KCN

Question 9 of 15

10. Which of the following statement is true?

Methyl amine reacts with nitrous acid and liberates N₂ from aq. solution.

None of these

Trimethyl amine forms a soluble compound with Hinsberg reagent and KOH.

Dimethyl amine reacts with KOH and phenol to form an azo dye:

Question 10 of 15

11. Reduction of nitrobenzene with Sn/HCl produces:

Azobenzene

Nitrobenzene

Aniline

Azoxybenzene

Question 11 of 15

12. C₆H₅CONHCH can be converted into C₆H₅CH₂NHCH₃ by:

Zn-Hg/HCl

NaBH₄

LiAlH₄

H₂-Pd/C

Question 12 of 15

13. Which of the following chemicals are used to manufacture methyl isocyanate that caused “Bhopal Tragedy”?

(i)Methylamine

(ii) Phosgene

(iii) Phosphine

(iv) Dimethylamine

(i)and(iii)

(ii)and(iv)

(i)and(ii)

(iii)and(iv)

Question 13 of 15

14. C₆H₅NH₂ + CS₂ C₆H₅NCS + HgS 2HCl the above reaction is:

Hinsberg’s reaction

Libermann’s nitroso reaction

Carbylamine reaction

Hoffmann mustard oil reaction

Question 14 of 15

15. Urea upon hydrolysis yields:

NO₂

Ammonium hydroxide

Carbonic acid

Acetamide

Question 15 of 15

Test Name	Compounds Containing Nitrogen MCQs Test
Subject	Chemistry
Test Type	MCQs
Total Question	15
Total Marks	30
Total Time	15 Mints
Test Help For	Chemistry Subject Test. Mock and BDS Test Preparation. All Admission written test prep. Medical Test prep.

Test By Subject	Chemistry
Test By Topics	Chemistry Subject

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Compounds Containing Nitrogen Test Online MCQs

Compounds Containing Nitrogen Test Online MCQs

Chemistry

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