Question

Potassium and silver replace each other in the following reaction: AgNO3 + KCl → KNO3 + AgCl. What type of reaction does this represent?

synthesis

single displacement

double displacement

decomposition

Answer 1

Notice how the K and Ag are both being swapped around.

Single Replacement:

A+BX → B+AX

Double Replacement:

AX+BY → BX + AY