Question:easy
Which from the following is NOT a monocarboxylic acid?
Which from the following is NOT a monocarboxylic acid?
Show Hint
Phthalic acid is benzene-1,2-dicarboxylic acid, with two COOH groups.
Updated On: Oct 1, 2026
- Toluic acid
- Acrylic acid
- Phthalic acid
- Isobutyric acid
Show Solution
The Correct Option is C
Solution and Explanation
Step 1: Look at Names:
Names ending in -phthalic refer to the 1,2-dicarboxylic benzene derivative.
Step 2: Comparison:
Toluic, acrylic and isobutyric acids carry one COOH each.
Step 3: Answer:
Option (C).
Final Answer:
Option (C). \[ \boxed{\text{(C) Phthalic acid}} \]
Names ending in -phthalic refer to the 1,2-dicarboxylic benzene derivative.
Step 2: Comparison:
Toluic, acrylic and isobutyric acids carry one COOH each.
Step 3: Answer:
Option (C).
Final Answer:
Option (C). \[ \boxed{\text{(C) Phthalic acid}} \]
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