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- What column are noble gases in?
- Column 18
- Which side of the periodic table are the elements most chemically active?
- The left side
- Where are the metalloids located
- Near the zig zag line group 13-17
- Which side are the metals located?
- The left side.
- What element is the most common?
- Hydrogen
- Where are the lanthanides?
- The very bottom row on the top
- Where are the actinides?
- The bottom row on the bottom
- Most of the elements on the periodic table are _________.
- Metals
- The atomic number increases when the _________ increases
- protons for the atom
- Where can an element's properties be predicted from?
- It's location on the periodic table.
- Columns are known as ________________ or _________________.
- Families or groups
- Rows are known as __________________.
- Periods