Writing and Naming Ionic Compounds

Front

What is an ionic compound?

Back

An ionic compound is a chemical compound composed of ions held together by electrostatic forces termed ionic bonding. They typically form between metals and nonmetals.

Front

How do you determine the formula of an ionic compound?

Back

To determine the formula of an ionic compound, balance the total positive and negative charges of the ions involved. The total charge must equal zero.

Front

What is the significance of the Roman numeral in the name of a compound like iron (II) chloride?

Back

The Roman numeral indicates the oxidation state of the metal ion in the compound. In iron (II) chloride, iron has a +2 charge.

Front

What is the formula for zinc fluoride?

Back

ZnF₂

Front

What is the chemical formula for lead (IV) nitrate?

Back

Pb(NO₃)₄

Front

What is the name of the compound with the formula FeCl₂?

Back

Iron (II) chloride

Front

What is the proper chemical formula for combining Al³⁺ and Cl⁻?

Back

AlCl₃

Front

What is the name of Sc(OH)₃?

Back

Scandium (III) hydroxide

Front

What is the charge of the chloride ion?

Back

The charge of the chloride ion (Cl) is -1.

Front

What does the subscript in a chemical formula indicate?

Back

The subscript in a chemical formula indicates the number of atoms of the element present in the compound.