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Periodic Table

Across
What is gained or lost to form Ions?
How many valence electrons does Oxygen have?
What element is in period 3 family 3?
What element is in period 5 and family 4?
Down
Is Hydrogen a hologen or Alkali metal?
This happens to the radius of an atom when you go down a column
What element is in period 3 and family 7?
How many valence electrons does Bromine have?
The radius of an atom gets when you go across a row
You electrons but keep the same amount of protons to affect ion size