Understanding K3PO4 and Its Properties

The video tutorial explains how to name the compound K3PO4, known as potassium phosphate. It begins by identifying PO4 as a polyatomic ion called phosphate, bonded to the metal potassium, forming an ionic compound. The naming process involves writing the metal's name, potassium, followed by the polyatomic ion's name, phosphate. The tutorial also covers writing the formula for potassium phosphate, emphasizing the need to balance ionic charges to achieve a net charge of zero. The video concludes with a summary of the naming and formula writing process.

What is the polyatomic ion present in K3PO4?

• Nitrate

• Sulfate

• Carbonate

• Phosphate

Which type of compound is K3PO4?

• Metallic

• Molecular

• Ionic

• Covalent

What is the correct name for the metal in K3PO4?

• Potassium

• Magnesium

• Sodium

• Calcium

How do you name the compound K3PO4?

• Magnesium Phosphate

• Sodium Phosphate

• Potassium Phosphate

• Calcium Phosphate

What is the charge of the phosphate ion in K3PO4?

• 1+

• 3-

• 2-

• 3+

How many potassium ions are needed to balance the charge of one phosphate ion in K3PO4?

• Four

• Three

• Two

• One

What is the net charge of the compound K3PO4?

• 1+

• 0

• 3+

• 2-