The Periodic Table

What scientist first created the periodic table?

Periods, on a periodic table, go ______________________

Where was Dimitri Mendeleev born?

Iron is an example of what type of element?

What category do MOST elements fall into?

The Lanthanides and Actinides are separated from the table because they are radioactive elements.

True or False: Metals are good conductors of heat and electricity.

In 1860, elements were arranged by their ____________ on the Periodic Table.

Sulfur is an example of what type of element?

Elements in the same ______________ have similar physical and chemical properties. 

How is the periodic table arranged NOW?

What state of matter are most nonmetals in?

Silicon is an example of what type of element?

What does the word periodicity mean?

True or False: ALL metalloids are great conductors of heat and electricity.