Yr 10 Chem Ions

An ion:

• is a metal element

• only gains electrons

• is a charged atom

• is only positively charged

A positively charged atom has more...

• Protons

• Electrons

A negatively charged atom has more...

• Electrons

• Protons

A metal ion is a/an

• cation

• anion

A cation

• loses electrons

• gains electrons

An ion has a full outer valance shell

• True

• False

Group 1 on the periodic table loses:

• 1 electron

• 2 electrons

• 3 electrons

• none

Group 6 on the periodic table gains:

• 1 electron

• 2 electrons

• 3 electrons

• no electrons

The charge on Mg is:

• +2

• -1

• -2

• +3

The charge on F is:

• -1

• -2

• +2

• +1