Nomenclature of Aromatic Compounds

Q. How many structural isomers are there of dimethylcyclopropane?

Q. Name the following aromatic hydrocarbon according to IUPAC.

1. 1, 2-dimethylbenzene
2. dimethylbenzene
3. Benzene-1, 2-dimethyl
4. methyl toluene

Q. What is the correct IUPAC name for the given compound?

1. Benzene-1, 3-dicarbaldehyde
2. 1, 3-dicarbaldehydebenzene
3. Benzene-1, 4-dicarbaldehyde
4. 1, 4-dicarbaldehydebenzene

Q. What is the correct IUPAC name of the given compound?

1. Ethenylbenzene
2. Ethynylbenzene
3. Ethylbenzene
4. Phenylacetylene

Q.

In the following compound, according to the rules of IUPAC nomenclature, the groups designated as A, B, C will be numbered as:

1. 5, 1, 2

2. 1, 3, 4

3. 3, 1, 6

4. 1, 2, 4

Q. The IUPAC name of $C_6{H}_{5}COCl$ is
(2006)

1. Benzene chloroketone
2. Benzoyl chloride
3. Chloro phenyl ketone
4. Benzene carbonyl chloride

Q.

The number of secondary carbon atom in (CH₃)₂CHCH₂CH(CH₃)₂ is:

1. 1

2. 3

3. 4

4. 2

Q.

Which of the following statements is/are true?

1. The systematic names of alkanes are based on the number of carbon atoms in the longest continuous chain of carbon atoms

2. The trivial names of organic compounds are also known as common names.

3. The systematic names of organic compounds are obtained from using the latest IUPAC system.

4. The maximum number of functional group shall be included in the carbon atom chain irrespective of the longest chain rule.

Q. Structural isomers for dimethyl cyclopropane

Q.

The name of following compound is

1. phthalic acid

2. Benzyl alcohol

3. None of these

4. Benzaldehyde

Q. Name the given aromatic compound according to IUPAC.

1. 1-Nitro-4-Bromobenzene
2. 1-Bromo-4-nitrobenzene
3. 1-Bromonitrobenzene
4. 1-Nitrobromobenzene

Q. The IUPAC name of the following compound is
(2009)

1. 4-Bromo-3-cyanophenol
2. 2-Bromo-5-hydroxybenzonitrile
3. 2-Cyano-4-hydroxybromobenzene
4. 6-Bromo-3-hydroxybenzonitrile