Ions

Front

What is an ion?

Back

A charged atom that has lost or gained one or more electrons.

Front

What charge does Bromine have?

Back

-1 charge.

Front

Why do atoms form ions?

Back

Atoms form ions to achieve a full valence shell, typically with 8 valence electrons.

Front

What are anions?

Back

Anions are negatively charged ions.

Front

Which particles change the charge in atoms when ions are formed?

Back

Electrons.

Front

What is a cation?

Back

A cation is a positively charged ion.

Front

How do cations form?

Back

Cations form when an atom loses one or more electrons.

Front

What is the significance of the octet rule in ion formation?

Back

The octet rule states that atoms tend to gain, lose, or share electrons to have 8 electrons in their valence shell.

Front

What is the charge of Calcium when it forms an ion?

Back

+2 charge.

Front

What happens to the number of protons and electrons in an ion?

Back

In an ion, the number of protons remains the same, but the number of electrons changes.