Aions

Ions are: 

• atoms with a positive or negative charge
• atoms with no charge
• atoms with ONLY a positive charge
• atoms with ONLY a negative charge

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

• positive

• negative

• neutral

• polyatomic

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

• positive

• negative

• neutral

• polyatomic

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

• +3

• +5

• -3

• -5

A proton has what charge?

• positive
• negative
• no charge
• it depends

An electron has what kind of charge?

• no charge
• positive 
• negative
• it depends

Atoms that gain & lose electrons are called _________

• ions
• isotopes
• radioactive
• corrosive

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

• -1
• -2
• +1
• +2

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

• -1
• -2
• +1
• +2

What happens when an atom loses an electron?

• It becomes Negatively Charged
• It remains neutral because the proton also leaves.
• It becomes Positively Charged
• It stays the same.

Tags

NGSS.HS-PS1-7