Ionic Names and Formulas (with polyatomic ions & Type II cations)

Front

What is the correct name of the compound CrSO₃?

Back

chromium(II) sulfite

Front

What is the formula of the compound formed between NH₄⁺ and NO₂⁻?

Back

NH₄NO₂

Front

What is the formula of the compound formed between Cu²⁺ and OH⁻?

Back

Cu(OH)₂

Front

What is the correct name of Al₂(SO₄)₃?

Back

aluminum sulfate

Front

What is the name of the compound NH₄F?

Back

ammonium fluoride

Front

Define a polyatomic ion.

Back

A polyatomic ion is a charged ion composed of two or more atoms covalently bonded, which can be considered as a single unit.

Front

What is the charge of the ammonium ion (NH₄⁺)?

Back

+1

Front

What is the formula for sulfate?

Back

SO₄²⁻

Front

What is the formula for hydroxide?

Back

OH⁻

Front

What is the significance of Roman numerals in naming Type II cations?

Back

Roman numerals indicate the oxidation state of the metal cation in the compound.