Identify Ionic Compounds and Their Formulas

Front

In the chemical formula for an ionic compound, which item is written first?

Back

The positive ion is written first.

Front

What is the correct formula for the compound, lithium oxide?

Back

The correct formula is Li₂O.

Front

Beryllium will ____ valence electrons when forming an ionic bond.

Back

Beryllium will lose 2 valence electrons.

Front

What does the '2' in the formula MgBr₂ indicate?

Back

There are 2 bromide ions for every magnesium ion.

Front

What do metals tend to do when forming ionic bonds?

Back

Metals tend to lose electrons.

Front

What is an ionic compound?

Back

An ionic compound is formed when atoms transfer electrons, resulting in the attraction between positively and negatively charged ions.

Front

What charge do cations have?

Back

Cations have a positive charge.

Front

What charge do anions have?

Back

Anions have a negative charge.

Front

How do you determine the formula of an ionic compound?

Back

Combine the symbols of the cation and anion, adjusting subscripts to balance the total charge.

Front

What is the formula for sodium chloride?

Back

The formula for sodium chloride is NaCl.