Unit 5 Review

Front

What is the charge of a beryllium ion?

Back

+2

Front

Is SO₂ ionic or covalent?

Back

covalent

Front

What is the name of the compound CO₂?

Back

carbon dioxide

Front

What is the name of the compound LiBr?

Back

lithium bromide

Front

What is the charge of a sodium ion?

Back

+1

Front

Define an ionic bond.

Back

An ionic bond is a chemical bond formed between two ions with opposite charges.

Front

Define a covalent bond.

Back

A covalent bond is a chemical bond formed when two atoms share one or more pairs of electrons.

Front

What is the formula for calculating the charge of an ion?

Back

Charge = Number of protons - Number of electrons.

Front

What is the significance of the Roman numeral in compound names?

Back

It indicates the oxidation state of the metal in the compound.

Front

What is the difference between a molecular compound and an ionic compound?

Back

Molecular compounds consist of molecules formed by covalent bonds, while ionic compounds consist of ions held together by ionic bonds.