Question

Maleic acid is stronger than fumaric acid because-

• A. Fumaric acid shows intermolecular H-bonding
• B. Fumaric acid shows intramolecular H-bonding
• C. Maleic acid is dibasic acid
• D. Maleicacid shows chelationorintra molecular H-bonding

Answer 1

Answer: (D)

Maleicacid shows chelationorintra molecular H-bonding

Answer 2

Maleic acid shows intramolecular H-bonding (chelation) and thus–COOH is stabilized