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Nomenclature of Acids - Chemistry Class 10

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Nomenclature of Acids - Chemistry Class 10

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Questions and Answers

Write the structure for 3-hydroxyhexanoic acid.

CH3CH2CH(OH)CH2CH2COOH

Write the structure for 2-butynoic acid.

CH3CH2C≡CCOOH

Give an IUPAC name for CH3CH2CO2H.

Propanoic acid

Give an IUPAC name for (CH3)3CCH2CH2CO2H.

4,4-dimethylpentanoic acid Signup and view all the answers

When the carboxyl group is attached to a ring, the ending -carboxylic acid is added to the name of the parent cycloalkane.

cyclopentanecarboxylic acid Signup and view all the answers

Aromatic acids are named by attaching the suffix -oic acid or -ic acid to an appropriate prefix derived from the aromatic hydrocarbon.

trans-3-chlorocyclobutanecarboxylic acid Signup and view all the answers

Study Notes

Nomenclature of Acids

Problem 10.1: Write the structure for the following acids:
- 3-hydroxyhexanoic acid
- 2-iodo-2-methyloctanoic acid
- 2-butynoic acid
- 5-ethyl-6-oxoheptanoic acid

IUPAC Names

Problem 10.2: Give an IUPAC name for the following:
- CH₂CO₂H
- Br₂CHCH₂CO₂H
- (CH₃)₃CCH₂CH₂CO₂H
- CH₃CH=CHCO₂H

Carboxylic Acids Attached to Rings

When a carboxyl group is attached to a ring, the ending "-carboxylic acid" is added to the parent cycloalkane name.
- Example: cyclopentanecarboxylic acid

Aromatic Acids

Aromatic acids are named by attaching the suffix "-oic acid" or "-ic acid" to an appropriate prefix derived from the aromatic hydrocarbon.
- Example: trans-3-chlorocyclobutanecarboxylic acid

Example Acid from a Natural Source

The root of Garden Heliotrope is a source of valeric acid (CH₃(CH₂)₃COOH).

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Description

Test your knowledge on the nomenclature and structure of various carboxylic acids in this quiz. You will be asked to provide IUPAC names for specific compounds and understand the naming conventions for cyclic and aromatic acids. Perfect for students in chemistry class 10!