1
Where are metals located on the Periodic Table?
Left of the line
Which group has three valence electron?
Group 13
Which group has 5 valence electron?
Group 15
Where are Non-Metals located on the Periodic Table?
Right of the line
Which group has one valence electron?
Group 1
Which group has 7 valence electron?
Group 17
Where are Metalloids located on the Periodic Table?
Which group is Alkali Metals?
Group 1
Which groups have 2 valence electrons?
2-12
What are Noble Gasses?
Group 18
Which group is stable?
Group 18
Which groups are extremely reactive? Why?
1 and 17 because they are the closest to being stable, thus constantly trying to achieve stability.
Where are Halogens?
Group 17
What does the group tell you about an element?
How many valence electrons it has.
What does the period tell you about an element?
How many electron shells it has.