Question Detail

CHM 101 General Chemistry Objective Question

Question

What is a precipitation reaction?
Options
A The formation of a gas when two solutions are combined
B The formation of an insoluble salt when two solutions containing soluble salts are combined
Correct Answer
C The combination of two elements to form a solid
D The decomposition of a compound into a solid and gas
Correct Answer

Option B is the correct answer.

Detailed Explanation

A precipitation reaction is the formation of an insoluble salt when two solutions containing soluble salts are combined. The precipitate is the insoluble compound.

Hint

The notes define this based on the formation of an insoluble compound.

Question Info