Understanding Barium Nitrate Compounds

The video tutorial explains how to name the compound Ba(NO3)2, known as barium nitrate. It begins by identifying the components: barium, a metal, and the nitrate ion, a polyatomic ion. The tutorial outlines the steps to name the compound by first writing the name of the metal, followed by the polyatomic ion, resulting in the name 'barium nitrate'. It also covers how to write the chemical formula from the name, emphasizing the ionic charges of barium and nitrate, which balance to a net charge of zero.

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

• Nitrate

• Carbonate

• Sulfate

• Phosphate

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

• Oxygen

• Nitrogen

• Barium

• Hydrogen

When naming Ba(NO3)2, what is the first step?

• Identify the polyatomic ion

• Determine the charge of barium

• Write the name of the metal

• Count the number of nitrate ions

How do you name the compound Ba(NO3)2?

• Barium Dinitrate

• Barium Nitride

• Barium Nitrate

• Barium Nitrite

What is the ionic charge of barium in Ba(NO3)2?

• 2+

• 1+

• 2-

• 1-

What is the net charge of the compound Ba(NO3)2?

• 1+

• 2+

• 0

• 1-