MCQ Questions On Amines are important for IIT JEE, AIIMS, NEET, Pre UG Medical entrance exams. Medical students who are preparing for competitive exams like NEET or AIIMS must go through this article about important amines MCQs. It will surely help you to score high marks in chemistry.
MCQ Questions On Amines (Preparation Method of Diazonium Salts)
1. The preparation of diazonium salts from primary aromatic amines is known as ______
a) acylation
b) alkylation
c) benzonation
d) diazotisation
Answer: d
2. Why is the reason for the stability of aromatic diazonium salts?
a) Dispersal of negative charge over the benzene ring
b) Dispersal of positive charge over benzene ring
c) Bond between diazonium group and anion
d) High electronegativity of anion compared to the N atom
Answer: b
3. What is the most suitable temperature for the diazotisation reaction to take place?
a) 0°C
b) 10°C
c) 22°C
d) 30°C
Answer: a
4. Identify the diazonium group in the diazonium salt ArN2+Br-.
a) ArN2+
b) N2+Br–
c) N2+
d) ArN2Br
Answer: c
5. What is the correct name of the compound C6H5N2+HSO4–?
a) Benzenediazonium hydrogensulphate
b) Benzenehygrogensulphate diazonium
c) Diazonium benzenehydrogensulphate
d) Hydrogensulphate diazoniumbenzene
Answer: a