Mercury and Sulfate Ion Concepts

The video tutorial explains how to write the formula for Mercury(I) Sulfate, highlighting the unique nature of Mercury(I) as a polyatomic ion, Hg2 2+. It discusses the sulfate ion, SO4 2-, and emphasizes the importance of balancing charges to achieve a neutral compound. The tutorial concludes with the formula Hg2SO4 for Mercury(I) Sulfate.

What is the unique representation of Mercury(I) in chemical formulas?

• Hg

• Hg2+

• Hg+

• Hg2 2+

How many mercury atoms are present in the mercury(I) ion?

• One

• Two

• Four

• Three

What is the charge on each mercury atom in the mercury(I) ion?

• 0

• 1+

• 1-

• 2+

How is the sulfate ion represented in chemical notation?

• SO3 2-

• SO4 2-

• SO4 3-

• SO3 3-

What does the 'ate' suffix in sulfate indicate?

• It is a metal

• It is a polyatomic ion

• It is a gas

• It is a single atom

Why is it important for the charges in mercury(I) sulfate to add up to zero?

• To increase its reactivity

• To ensure the compound is stable

• To achieve a neutral compound

• To make it a polyatomic ion

What is the final chemical formula for mercury(I) sulfate?

• Hg(SO4)2

• Hg2(SO4)2

• Hg2SO4

• HgSO4