Ionic Formulas

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 formula for potassium fluoride?

Back

KF

Front

What is the name of the compound with the formula CaAs₂?

Back

Calcium arsenide

Front

What is the formula for aluminum nitrate?

Back

Al(NO₃)₃

Front

Which of the following is an ionic compound: CH₄, I₂, LiBr₂, CO?

Back

LiBr₂

Front

What is the formula for magnesium chloride?

Back

MgCl₂

Front

How do you determine the formula for an ionic compound?

Back

The formula is determined by the charges of the ions involved. The total positive charge must balance the total negative charge.

Front

What is the charge of potassium in potassium fluoride (KF)?

Back

+1

Front

What is the charge of fluoride in potassium fluoride (KF)?

Back

-1

Front

What is the significance of subscripts in a chemical formula?

Back

Subscripts indicate the number of atoms of each element in a compound.