Chemistry 4.5 Simple Binary Ionic Formulas

Front

What is the overall charge on an ionic compound?

Back

Neutral (no charge)

Front

What is the correct chemical formula for magnesium chloride?

Back

MgCl₂

Front

What is an atom that has lost or gained electrons?

Back

Ion

Front

How do Al³⁺ and O²⁻ bond together?

Back

Al₂O₃

Front

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

Back

AlI₃

Front

What is a cation?

Back

A positively charged ion.

Front

What is an anion?

Back

A negatively charged ion.

Front

What is the significance of subscripts in a chemical formula?

Back

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

Front

What does the term 'ionic bond' refer to?

Back

A chemical bond formed between two ions with opposite charges.

Front

What is the formula for sodium chloride?

Back

NaCl