M4 The
Periodic Table: Group 1 & 2 metals
Conversion of Sodium
Na
Sodium
atom
Sodium
atom after gaining 7
electron
Na
Na
Sodium
atom
Sodium
atom after losing 1
electron
Na
Which
one do you think would be easier—gaining 7 electrons or losing 1
electron?
Structure
is similar to Argon.
Structure
is similar to Neon.