What is the product of a reaction between a metal oxide and a carboxylic acid?

When a metal oxide reacts with a carboxylic acid, the primary result of the reaction is the formation of a salt and water. Metal oxides typically act as basic oxides, reacting with acids to produce the corresponding salt. In the case of the reaction with a carboxylic acid, the general reaction can be represented as:

Metal oxide + Carboxylic acid → Salt + Water

For example, if we consider the reaction of sodium oxide (a metal oxide) with acetic acid (a carboxylic acid), the products of this reaction would indeed be sodium acetate (the salt) and water.

This understanding is foundational in acid-base chemistry, where the neutralization of an acid by a base results in salt and water as the typical products. Therefore, the formation of salt and water is consistent with the fundamental principles of chemical reactions involving acids and bases.