When electricity is passed through molten potassium bromide,two simpler substances,potassium and bromine,are produced.Therefore,potassium bromide
A)cannot be an element.
B)must be a mixture.
C)has less mass than the resulting potassium and bromine do.
D)must have the formula PB.

Question

Quizplus · Accepted Answer

The fact that potassium bromide can be broken down into two simpler substances (potassium and bromine) through electrolysis means that it is a compound and not an element.

When Electricity Is Passed Through Molten Potassium Bromide,two Simpler Substances,potassium