NEET-UG and JEE Main Chemistry · Class 12

Amines - nomenclature, classification and structure — NEET & JEE Questions

Amines - nomenclature, classification and structure is a topic in Organic Compounds Containing Nitrogen, a Class 12 Chemistry chapter of the NEET-UG and JEE Main syllabus. TestBudy holds 12 published NEET-UG and JEE Main questions on Amines - nomenclature, classification and structure, each with the marking scheme of the real paper.

questions: 12
shown here: 10

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Amines - nomenclature, classification and structure MCQs with solutions

10 of the 12 published questions on this topic, exactly as they appear in a test. Answers and worked solutions come with your result rather than on this page.

Question 1 · difficulty L1 · recall
An amine in which nitrogen is bonded to only one alkyl or aryl group is classified as
- A. primary
- B. secondary
- C. tertiary
- D. quaternary
Question 2 · difficulty L2 · understanding
Which formula represents a secondary amine?
- A. $RNH_2$
- B. $R_2NH$
- C. $R_3N$
- D. $R_4N^+$
Question 3 · difficulty L2 · understanding
Which name is correct for $CH_3NH_2$ ?
- A. Methanamine
- B. Methylamide
- C. Methanimine
- D. Methanonitrile
Question 4 · difficulty L2 · understanding
What is the approximate geometry around nitrogen in a simple amine such as $NH_3$ or $CH_3NH_2$ ?
- A. Linear
- B. Trigonal planar
- C. Trigonal pyramidal
- D. Tetrahedral with four bonds
Question 5 · difficulty L3 · application
Which of the following is a tertiary amine?
- A. $CH_3NH_2$
- B. $(CH_3)_2NH$
- C. $(CH_3)_3N$
- D. $CH_3CONH_2$
Question 6 · difficulty L3 · application
What is the IUPAC name of $CH_3CH_2NH_2$ ?
- A. Methanamine
- B. Ethanamine
- C. Propanamine
- D. Ethanimine
Question 7 · difficulty L3 · application
Which compound is an aryl amine?
- A. $CH_3NH_2$
- B. $C_6H_5NH_2$
- C. $(CH_3)_2NH$
- D. $CH_3CH_2NHCH_3$
Question 8 · difficulty L3 · application
What is the correct classification of $CH_3NHCH_2CH_3$ ?
- A. Primary amine
- B. Secondary amine
- C. Tertiary amine
- D. Quaternary ammonium salt
Question 9 · difficulty L4 · application
Which statement correctly compares amines and ammonium ions?
- A. A tertiary amine has four carbon groups on nitrogen
- B. A quaternary ammonium ion has four carbon groups bonded to positively charged nitrogen
- C. A primary amine carries a permanent positive charge
- D. All amines have four sigma bonds around nitrogen
Question 10 · difficulty L4 · application
A nitrogen atom is bonded to an ethyl group, a methyl group and one hydrogen. Which description is correct?
- A. Primary aliphatic amine
- B. Secondary aliphatic amine
- C. Tertiary aliphatic amine
- D. Aromatic primary amine

Common mistakes in Amines - nomenclature, classification and structure

Recorded against questions in this topic that are not shown above, so none of these points at an answer you can see on this page.

Attributes amine basicity to N-H bonds rather than the nitrogen lone pair.
Uses the number of nitrogen atoms or total carbon atoms rather than the number of carbon substituents directly bonded to nitrogen.

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Amines - nomenclature, classification and structure — NEET & JEE Questions

Amines - nomenclature, classification and structure MCQs with solutions

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