Ionic Compounds (Binary with Main Group Metals)

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

What is the oxidation number of barium?

Back

+2

Front

What is the proper chemical formula for combining aluminum and bromine?

Back

AlBr₃

Front

What is a negatively charged ion called?

Back

An anion.

Front

What is the formula for a compound made of potassium and nitrogen?

Back

K₃N

Front

What does the subscript '2' in MgBr₂ indicate?

Back

There are 2 bromide ions (for every 1 magnesium ion).

Front

What is a cation?

Back

A cation is a positively charged ion.

Front

How do you determine the formula for an ionic compound?

Back

Combine the symbols of the ions, adjusting the subscripts to balance the total positive and negative charges.

Front

What is the charge of a bromide ion?

Back

Bromide has a 1- charge.

Front

What is the chemical formula for sodium chloride?

Back

NaCl