Naming & Writing Chemical Formulas

Front

What is the name of the ionic compound BeCl2?

Back

beryllium chloride

Front

What do Roman numerals indicate in the naming of ionic compounds?

Back

the charge of the metal cation(s)

Front

What is the formula for manganese (III) oxide?

Back

Mn2O3

Front

True or False: Prefixes are used when naming ionic compounds to indicate subscripts.

Back

False

Front

What is the chemical formula for ammonium phosphate?

Back

(NH4)3PO4

Front

Define an ionic compound.

Back

A compound formed from the electrostatic attraction between positively and negatively charged ions.

Front

What is the charge of a beryllium ion?

Back

+2

Front

How do you determine the formula of an ionic compound?

Back

Combine the cation and anion charges to balance them to zero.

Front

What is the significance of the subscript in a chemical formula?

Back

It indicates the number of atoms of each element in the compound.

Front

What is the formula for sodium chloride?

Back

NaCl