Ammonium and Perchlorate Compounds

This video tutorial explains how to write the formula for ammonium perchlorate, a compound with two polyatomic ions. It covers the identification and charges of the ammonium ion (NH4+) and the perchlorate ion (ClO4-), emphasizing the importance of memorizing these common ions. The tutorial also discusses how to balance the charges to form the ionic compound and how to name it based on its constituent ions.

What is the main challenge in writing the formula for ammonium perchlorate?

• It is a covalent compound.

• It requires balancing three different ions.

• It involves two polyatomic ions.

• It contains a metal and a non-metal.

What is the chemical formula for the ammonium ion?

• NH4+

• NH2-

• NH3

• NH4-

What is the charge of the ammonium ion?

• 0

• 1+

• 1-

• 2+

What is the chemical formula for the perchlorate ion?

• ClO2-

• ClO-

• ClO3-

• ClO4-

What is the charge of the perchlorate ion?

• 2-

• 1+

• 1-

• 0

How do the charges of ammonium and perchlorate ions balance in ammonium perchlorate?

• Both have a charge of 1-.

• Ammonium is 2+ and perchlorate is 2-, balancing each other.

• Ammonium is 1+ and perchlorate is 1-, balancing each other.

• Both have a charge of 2+.

What is the correct name for the compound with the formula NH4ClO4?

• Ammonium chlorate

• Ammonium chloride

• Ammonium perchlorate

• Sodium perchlorate