Families of Periodic Table

Which group is the only group made up entirely of gases?

Nonmetals on the table go

An element that has properties of both metals and nonmetals would be considered

Stable atoms have

Metalloids are

What determines an element's reactivity?

Which group is stable, non-reactive or inert?

An element that is shiny, malleable, and a good conductor of heat and electricity would be a

Periods on the table go

Which group contains the most reactive non-metals?

The atomic mass and atomic number decrease from left to right across the periodic table

Metals on the table go

Which group contains the most reactive metals

If an element has similar chemical properties to another, it is in the same_________

If an element has the same energy levels/shells as another element, they are in the same ______

Groups on the table go

The energy levels increase as you go from top to bottom

Similar chemical Properties on the table go

An element that is dull and does not conduct heat or electricity would be considered