Which one of the statements below concerning RCOOH or RCOO-Na+ is false? a. Both

Question

Which one of the statements below concerning RCOOH or RCOO-Na+ is false?

a. Both RCOOH and RCOO-Na+ can form hydrogen bonds to water.

b. Carboxylic acids (RCOOH) having five or more carbon atoms are not very soluble in water.

c. Carboxylate anions (RCOO-Na+) having between five and 16 carbon atoms are not very soluble in water.

d. Carboxylic acids (RCOOH) having four or fewer carbon atoms are soluble in water. e. Carboxylate anions (RCOO-Na+) having four or fewer carbon atoms are soluble in water.

Explanation / Answer

Ans A. RCOOH can form the Hydrogen bond but RCOONa do not form the hydrogen bond.

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