Understanding Magnesium Nitrate Compounds

The video tutorial explains how to name the compound Mg(NO3)2 as magnesium nitrate. It begins by identifying the components: magnesium (a metal) and the nitrate ion (a polyatomic ion). The tutorial describes the process of naming ionic compounds by first naming the metal and then the polyatomic ion. It also covers how to write the chemical formula from the name, emphasizing the importance of charge balance. The tutorial concludes with a summary of the naming and formula writing process for Mg(NO3)2.

What is the polyatomic ion present in Mg(NO3)2?

• Nitrate

• Sulfate

• Carbonate

• Phosphate

Which element in Mg(NO3)2 is a metal?

• Magnesium

• Oxygen

• Hydrogen

• Nitrogen

What is the correct name for the compound Mg(NO3)2?

• Magnesium Nitrite

• Magnesium Nitrate

• Magnesium Nitride

• Magnesium Nitroxide

How many nitrate ions are present in Mg(NO3)2?

• Two

• One

• Four

• Three

What is the charge of a single nitrate ion?

• 1-

• 2-

• 2+

• 1+

How do the charges of magnesium and nitrate ions balance in Mg(NO3)2?

• Mg is 2+ and NO3 is 2-

• Mg is 2+ and NO3 is 1-

• Mg is 1+ and NO3 is 1-

• Mg is 1+ and NO3 is 2-