Iron III Chlorate and Related Concepts

The video tutorial explains how to write the formula for Iron III Chlorate. It begins by identifying the element symbol for iron and the significance of the Roman numeral III, indicating a 3+ charge. The tutorial then discusses polyatomic ions, specifically the chlorate ion, and its 1- charge. It explains the need to balance these charges to form an ionic compound, resulting in the formula Fe(ClO3)3. Finally, it covers how to name the compound from its formula, reinforcing the understanding of ionic charges and compound naming conventions.

What does the Roman numeral III indicate in Iron III Chlorate?

• 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 a polyatomic ion?

• O2

• ClO3

• Cl

• Fe

What is the charge of the chlorate ion?

• 0

• 3+

• 1-

• 2+

How many chlorate ions are needed to balance the charge of one iron ion in Iron III Chlorate?

• 1

• 2

• 3

• 4

What type of compound is Iron III Chlorate?

• Molecular

• Covalent

• Ionic

• Metallic

What is the correct formula for Iron III Chlorate?

• FeCl3

• Fe(ClO3)3

• Fe3(ClO3)2

• Fe2(ClO3)3

If given the formula Fe(ClO3)3, what would be the name of the compound?

• Iron Chlorate

• Iron Chloride

• Iron III Chlorate

• Iron III Chloride

Why do we use parentheses in the formula Fe(ClO3)3?

• To balance the charge of iron

• To show the number of chlorate ions

• To separate different elements

• To indicate multiple iron atoms