Potassium Bromide Properties and Formulas

The video tutorial explains how to write the formula for potassium bromide. It begins by identifying potassium on the periodic table and recognizing bromide as a polyatomic ion. The tutorial discusses the ionic nature of the compound, emphasizing the importance of charge balancing. It concludes with instructions on naming the compound based on its components.

What is the symbol for potassium on the periodic table?

• Pt

• K

• P

• Po

Which of the following is true about bromide in the context of potassium bromide?

• It is a metal.

• It is a polyatomic ion with a charge of 1-.

• It has a charge of 2+.

• It is a single element found on the periodic table.

What type of compound is potassium bromide?

• Metallic compound

• Molecular compound

• Ionic compound

• Covalent compound

How do the charges of potassium and bromide balance in potassium bromide?

• Potassium is 1- and bromide is 1+.

• Potassium is 1+ and bromide is 1-.

• Potassium is 2- and bromide is 2+.

• Potassium is 2+ and bromide is 2-.

What is the correct formula for potassium bromide?

• KBrO3

• KBr

• KBrO

• KBrO2

If given the formula KBrO2, how would you name it?

• Potassium bromine

• Potassium bromite

• Potassium bromide

• Potassium bromate

What is the charge of the bromide ion in potassium bromide?

• 2+

• 2-

• 1+

• 1-