Introduction to Ions

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

• Protons

• Electrons

• Neutrons

Tags

NGSS.MS-PS1-1

Cations are...

• Positive

• Negative

• Neutral

Anions are...

• Positive

• Negative

• Neutral

Tags

NGSS.MS-PS2-3

An atom becomes _________ when it gains electrons.

• Positive

• Negative

• Neutral

Tags

NGSS.MS-PS1-1

anions are _____ ions.

• positive

• negative

• neutral

Cations are...

• Positive

• Negative

• Neutral

• Purring

An atom becomes _______ when it loses electrons.

• Positive

• Negative

• Neutral

Cations are _______ that form ____________ ions and __________ electrons.

• nonmetals, positive, lose

• nonmetals, negative, gain

• metals, positive, gain

• metals, positive, lose

Anions are _______ that form ____________ ions and __________ electrons.

• nonmetals, positive, lose

• nonmetals, negative, gain

• metals, positive, gain

• metals, positive, lose

When an atom loses a valence electron, it becomes a(n) _____________ ion.

• positive

• negative

• neutral