Chlorate Ion and Iron(II) Concepts

The video tutorial explains how to write the chemical formula for Iron(II) Chlorate. It begins by identifying the element symbol for iron (Fe) and explains the significance of the Roman numeral indicating a 2+ charge. The tutorial then introduces chlorate as a polyatomic ion with a 1- charge, emphasizing the need to balance these charges to achieve a net charge of zero. By using two chlorate ions, the charges are balanced, resulting in the formula Fe(ClO3)2. The tutorial concludes with a recap of the process.

What does the Roman numeral in Iron(II) Chlorate indicate?

• The number of chlorate ions

• The number of iron atoms

• The charge of the iron ion

• The atomic number of iron

Which of the following is true about the chlorate ion?

• It is a monatomic ion

• It is found on the periodic table

• It has a 2+ charge

• It is a polyatomic ion

What is the charge of the chlorate ion?

• 2-

• 1-

• 2+

• 1+

How do you achieve a net charge of zero in Iron(II) Chlorate?

• By using three chlorate ions

• By using one chlorate ion

• By using two chlorate ions

• By using four chlorate ions

What is the correct formula for Iron(II) Chlorate?

• Fe2(ClO3)3

• FeCl2

• FeClO3

• Fe(ClO3)2