Common Ion Charges

An ion is

• an atom that has gained or lost protons

• a noble gas like Neon

• an atom that has gained or lost electrons

• an atom that has gained or lost neutrons

Nonmetals (on the right of the "staircase") want to _____ electron(s) to become stable("happy").

• gain

• lose

Metals (on the left of the "staircase") want to _____ electron(s) to become stable("happy").

• gain

• lose

All the atoms is group 1 (the alkali metals) will have a charge of ____ if they lose their valence electron.

• -1

• +1

• -2

• +2

All the atoms is group 2 (the alkaline earth metals) will have a charge of ____ if they lose their valence electrons.

• -1

• +1

• -2

• +2

All the atoms is group 13 (3A) will have a charge of ____ if they lose their valence electrons.

• +1

• +2

• +3

• +4

All the atoms is group 15 (5a) will have a charge of ____ if they gain additional valence electrons.

• -1

• +1

• -2

• -3

All the atoms is group 16 (6a) will have a charge of ____ if they gain additional valence electrons.

• -1

• +1

• -2

• -3

All the atoms is group 17 (7a) will have a charge of ____ if they gain additional valence electrons.

• -1

• +1

• -2

• -3

What charge will this atom have if it gains/loses electron(s)?

Na (sodium)

• 0

• +1

• -1

• +2