Naming Ionic Compounds with Polyatomic Ions

Front

What is the name of Al(NO3)3?

Back

Aluminum Nitrate

Front

What is the proper formula for magnesium hydroxide?

Back

Mg(OH)2

Front

Why are they called polyatomic ions?

Back

They are groups (many) atoms that are bonded together and act together as an ion.

Front

Name the following ionic compound: Cr(NO2)3

Back

chromium III nitrite

Front

When adding a subscript to a polyatomic ion, you should...

Back

put brackets () around the polyatomic ion before adding a subscript.

Front

What is a polyatomic ion?

Back

An ion composed of two or more atoms bonded together that carries a charge.

Front

How do you name a compound with a transition metal?

Back

Use the metal's name followed by its oxidation state in Roman numerals in parentheses.

Front

What is the formula for ammonium sulfate?

Back

(NH4)2SO4

Front

What is the charge of the sulfate ion (SO4)?

Back

-2

Front

How do you determine the formula of an ionic compound?

Back

Combine the cation and anion in a ratio that balances their charges.