Lithium and Chlorate Compounds

The video tutorial explains how to write the chemical formula for lithium chlorate. It begins by identifying lithium and chlorate, noting that chlorate is a polyatomic ion with a one-minus charge. The tutorial emphasizes the importance of balancing charges to ensure the compound is neutral. Lithium, being in group one of the periodic table, has a one-plus charge, which balances the chlorate ion's charge. The final formula for lithium chlorate is LiClO3.

What is the element symbol for lithium?

• Lt

• Li

• Lm

• L

Which of the following indicates that chlorate is a polyatomic ion?

• The prefix 'chloro'

• The suffix 'ide'

• The prefix 'poly'

• The suffix 'ate'

What is the ionic charge of the chlorate ion?

• 2+

• 1-

• 2-

• 1+

How can you find the charge of a polyatomic ion if you haven't memorized it?

• By guessing based on the element name

• By asking a friend

• By using a table of polyatomic ions

• By looking it up on a periodic table

Why does lithium have a +1 charge in lithium chlorate?

• Because it is a polyatomic ion

• Because it is a non-metal

• Because it needs to balance the 1- charge of chlorate

• Because it is in group 2 of the periodic table

What is the correct formula for lithium chlorate?

• LiClO4

• LiClO3

• LiClO2

• LiCl