Naming compounds

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. It typically forms between metals and nonmetals.

Front

What is the correct formula for lithium oxide?

Back

Li₂O

Front

How do chromium (Cr) and oxygen (O) bond together to form a compound?

Back

They bond to form Cr₂O₃.

Front

When do we use Roman numerals in naming compounds?

Back

Roman numerals are used in naming compounds when the metal can have more than one oxidation state, such as in gold (Au) compounds.

Front

What is the name of the compound SO₃?

Back

Sulfur trioxide.

Front

What is the difference between ionic and covalent compounds?

Back

Ionic compounds are formed by the transfer of electrons from metals to nonmetals, while covalent compounds are formed by the sharing of electrons between nonmetals.

Front

What is a cation?

Back

A cation is a positively charged ion that has lost one or more electrons.

Front

What is an anion?

Back

An anion is a negatively charged ion that has gained one or more electrons.

Front

What is the formula for sodium chloride?

Back

NaCl

Front

What is the significance of subscripts in a chemical formula?

Back

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