Iron II Carbonate Concepts

The video tutorial explains how to write the formula for iron II carbonate. It begins by identifying iron on the periodic table and recognizing the carbonate ion as a polyatomic ion. The tutorial then explains how to determine the ionic charge of iron, given that it is iron II carbonate, meaning it has a 2+ charge. The charges of iron and carbonate must add up to zero, leading to the correct formula for iron II carbonate. The video concludes with a final review of the formula.

What is the first step in writing the formula for iron II carbonate?

• Balance the chemical equation

• Identify the charge of carbonate

• Find iron on the periodic table

• Determine the molecular weight

What does the 'ate' suffix in carbonate indicate?

• It is a noble gas

• It is a transition metal

• It is a polyatomic ion

• It is a metal

What is the charge of the carbonate ion?

• 1-

• 2+

• 3-

• 2-

How do the charges of iron and carbonate in iron II carbonate add up?

• They add up to 3

• They add up to zero

• They add up to 2

• They add up to 1

What is the final formula for iron II carbonate?

• Fe2CO3

• FeCO3

• Fe(CO3)2

• Fe2(CO3)3