Question

question 3
write the formula for the following compound: potassium bromide
kb
bk
br
kbr

Explanation:

Step1: Identify ions

Potassium forms $K^+$ ion, bromine forms $Br^-$ ion.

Step2: Determine formula

For a neutral compound, one $K^+$ combines with one $Br^-$ to form KBr.

Answer:

A. KBr