A double-replacement reaction, the ____.
a.products are always molecular
b.reactants are two ionic compounds
c.reactants are two elements
d. products are a new element and a new compound

Respuesta :

Answer:

b. reactants are two ionic compounds.

Explanation:

A double-replacement reaction is different from a single-replacement reaction  because a double-replacement reaction is a reaction between two ionic compounds while in a single-replacement reaction one atom replace another atom. In addition, the product formed from a double-replacement reaction often precipitate from the given solution.