Prefixes for Organic Nomenclature

Q. Which of the following is the correct suffix for the alkyl group?

1. ene
2. None of the above
3. yl
4. ane

Q. The common name of the group, $(C{H}_3{)}_{2}CHC{H}_2-$ is :

1. Isobutyl
2. tert-butyl
3. Neopentyl
4. sec-butyl

Q. Which one of the following structure represent Isopentyl group?

1. 
2. 
3. 
4. 

Q.

What is the name of the cyclohexane conformation?

1. Chair

2. Half chair

3. Twist Boast

4. Boat

Q. The common name of the group, $(C{H}_3{)}_{2}CHC{H}_2-$ is :

1. Isobutyl
2. tert-butyl
3. Neopentyl
4. sec-butyl

Q. Which prefix will be used for the following group?

1. Neo
2. Tertiary
3. Secondary
4. Iso

Q. The compound which has one isopropyl group is

1. 2, 2, 3, 3-Tetramethylpentane
2. 2, 2-Dimethylpentane
3. 2, 2, 3-Trimethylpentane
4. 2-Methylpentane

Q. The common name of the group, $(C{H}_3{)}_{2}CHC{H}_2-$ is :

1. Isobutyl
2. tert-butyl
3. Neopentyl
4. sec-butyl