Formation of Ions

Front

What is the ionic symbol for Krypton?

Back

Kr

Front

Anions are...

Back

Negative

Front

Which atom is most likely to form a 3+ ion?

Back

Al

Front

An atom carries a 2+ charge. What can you say about the atom?

Back

The atom lost two electrons.

Front

What is the ionic symbol for a phosphorus atom?

Back

P⁻³

Front

What is an ion?

Back

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

Front

What is a cation?

Back

A cation is a positively charged ion, formed when an atom loses one or more electrons.

Front

What is an anion?

Back

An anion is a negatively charged ion, formed when an atom gains one or more electrons.

Front

How do you determine the charge of an ion?

Back

The charge of an ion is determined by the difference between the number of protons and electrons in the atom.

Front

What is the charge of a sodium ion (Na)?

Back

Na⁺ (1+) because it loses one electron.