Ions

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 the charge of a sodium ion?

Back

+1

Front

What happens to an atom when it gains electrons?

Back

It becomes negatively charged.

Front

What is the charge of an atom that has lost one electron?

Back

+1

Front

Which element has a -3 charge?

Back

Nitrogen.

Front

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

Back

+3

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 is the charge of a fluorine ion?

Back

-1

Front

How do you determine the charge of a simple ion?

Back

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