Understanding Lithium Sulfate Compounds

The video tutorial explains how to name the compound Li2SO4, known as lithium sulfate. It begins by identifying the sulfate ion (SO4) as a polyatomic ion and lithium as a metal, forming an ionic compound. The naming process involves writing the metal name first, followed by the polyatomic ion name. The tutorial also covers the ionic charges, with sulfate having a 2- charge and lithium a 1+ charge, requiring two lithium ions to balance the sulfate ion. The video concludes with a summary of the naming process.

What is the polyatomic ion present in Li2SO4?

• Sulfate

• Carbonate

• Phosphate

• Nitrate

Which element in Li2SO4 is a metal?

• Sodium

• Sulfur

• Lithium

• Oxygen

What is the correct name for the compound Li2SO4?

• Lithium Sulfide

• Lithium Sulfide

• Lithium Sulfate

• Lithium Sulfite

What is the charge of the sulfate ion in Li2SO4?

• 2+

• 2-

• 1-

• 1+

How many lithium ions are needed to balance the charge of one sulfate ion in Li2SO4?

• Four

• Two

• One

• Three

In which group of the periodic table is lithium found?

• Group 1

• Group 16

• Group 2

• Group 17