Chemistry Class 11 NCERT Solutions: Chapter 13 Hydrocarbons Part 4

Q: 4. Write IUPAC names of the products obtained by the ozonolysis of the following compounds:

(i) Pent-2-ene

(ii) 3, 4-Dimethyl-hept-3-ene

(iii) 2-Ethylbut-1-ene

(iv) 1-Phenylbut-1-ene

Answer

(i) Pent-2-ene undergoes ozonolysis as:

The IUPAC name of Product (I) is ethanal and Product (II) is propanol.

(II) 3, 4-Dimethylhept-3-ene undergoes ozonolysis as:

The IUPAC name of Product (I) is butan-2-one and Product (II) is Pentan-2-one.

(iii) 2-Ethylbut-1-ene undergoes ozonolysis as:

The IUPAC name of Product (I) is pentan-3-one and Product (II) is methanal.

(iv) 1-Phenylbut-1-ene undergoes ozonolysis as:

The IUPAC name of Product (I) is benzaldehyde and Product (II) is propanal.

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