Unit 4 Exam Study Guide

Front

What is ionic bonding?

Back

Ionic bonding involves the transfer of electrons between atoms.

Front

Which class of elements tends to gain electrons?

Back

Nonmetals tend to gain electrons.

Front

Which element has a -3 charge?

Back

Nitrogen has a -3 charge.

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost energy level of an atom.

Front

How are electrons shared in an ionic molecule?

Back

Electrons are not shared in an ionic molecule.

Front

What is the charge of a typical metal ion?

Back

Metal ions typically have a positive charge.

Front

What is the difference between ionic and covalent bonding?

Back

Ionic bonding involves transfer of electrons, while covalent bonding involves sharing of electrons.

Front

What is an anion?

Back

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

Front

What is a cation?

Back

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

Front

What role do valence electrons play in chemical bonding?

Back

Valence electrons determine how an atom can bond with other atoms.