Ions

Front

What is an ion?

Back

An ion is an atom or molecule that has gained or lost one or more electrons, resulting in a net electrical charge.

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

What charge does a Bromine ion have when it gains one electron?

Back

Br^-1

Front

How many valence electrons does Iodine have?

Back

Iodine has 7 valence electrons.

Front

What charge does Iodine typically form when it becomes an ion?

Back

Iodine typically forms a charge of -1.

Front

What is the ion formed from Sulfur with 6 valence electrons?

Back

S^-2

Front

If an element has 3 valence electrons, what charge will it likely form on its ion?

Back

+3

Front

What is the charge of a Sodium ion?

Back

Na⁺¹

Front

What happens to an atom when it becomes a cation?

Back

It loses one or more electrons.