Potassium Carbonate and Its Properties

The video tutorial explains how to name the compound K2CO3, identifying it as a ternary ionic compound composed of a metal and a polyatomic ion. It details the process of naming the metal potassium and recognizing the carbonate ion, CO3, with a 2- charge. The tutorial also covers writing the chemical formula for potassium carbonate, ensuring the charges are balanced by using two potassium ions for each carbonate ion.

What type of compound is K2CO3?

• Ternary ionic compound

• Covalent compound

• Binary ionic compound

• Metallic compound

Which element is represented by 'K' in K2CO3?

• Kalium

• Potassium

• Kobalt

• Krypton

What is the charge of the carbonate ion (CO3) in K2CO3?

• 3-

• 2+

• 2-

• 1-

What is the correct name for K2CO3?

• Potassium Bicarbonate

• Potassium Carbonite

• Potassium Hydroxide

• Potassium Carbonate

How many potassium ions are needed to balance the charge of one carbonate ion in K2CO3?

• Four

• Two

• One

• Three

What is the ionic charge of potassium in K2CO3?

• 1+

• 2-

• 2+

• 1-

What is the chemical formula for potassium carbonate?

• KCO3

• K2CO3

• K3CO3

• K2C