Iron(II) Sulfite and Polyatomic Ions

This video tutorial explains how to write the formula for Iron(II) Sulfite. It begins by identifying the element symbols and charges for iron and sulfite. The tutorial highlights the importance of recognizing sulfite as a polyatomic ion and balancing the charges to form a neutral compound. Finally, it covers the naming convention for Iron(II) Sulfite, emphasizing the use of Roman numerals to indicate the charge of iron.

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

• The number of sulfite ions

• The charge of the iron ion

• The number of iron atoms

• The total charge of the compound

Which of the following is a characteristic of a polyatomic ion?

• It consists of a single atom

• It has a variable charge

• It is composed of multiple atoms

• It is found on the periodic table

What is the chemical formula for the sulfite ion?

• SO3

• S2O3

• SO4

• SO2

Why must the charges in Iron(II) Sulfite balance to zero?

• To increase the compound's reactivity

• To make the compound soluble

• To ensure the compound is stable

• To form a neutral compound

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

• FeSO3

• Fe2(SO3)3

• Fe2SO3

• FeSO4

How do you determine the charge of iron in Iron(II) Sulfite from its name?

• By the number of sulfite ions

• By the Roman numeral

• By the position of iron in the periodic table

• By the suffix '-ite'

What does the name 'Iron(II) Sulfite' tell you about the sulfite ion?

• It has a charge of 2-

• It has a charge of 2+

• It is a metal

• It is a single atom