Prefixes for Organic Nomenclature

Q.

The staggered form of ethane has:

1. Maximum stability

2. Maximum Repulsive forces

3. Maximum energy

4. Maximum torsional strain

Q. 1)The predominant form of hydrogen is protium What does this statement mean? 2)which form of hydrogen is abundantly found ?

Q. Draw and name two structural isomers of hexane that have a single locant.

Q. If 1 stands for true and 0 stands for false, then choose the correct code for the following statement:
Only five enol forms are possible for the above given figure.

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. Which prefix will be used for the following group?

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

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

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