Periodic Table Review

Front

What does the group number on the Periodic Table indicate?

Back

The group number tells you the number of valence electrons.

Front

Which group on the Periodic Table contains the most reactive non-metals?

Back

Group 17.

Front

What does the period number on the Periodic Table indicate?

Back

The period number tells you the number of energy levels.

Front

Which group on the Periodic Table contains the most reactive metals?

Back

Group 1.

Front

Where are metals located on the Periodic Table?

Back

Metals are located on the left side of the zig-zag 'staircase' (except for Hydrogen).

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost energy level of an atom that are involved in chemical bonding.

Front

What is the significance of the Periodic Table's zig-zag line?

Back

The zig-zag line separates metals from non-metals.

Front

What are non-metals?

Back

Non-metals are elements that are typically poor conductors of heat and electricity and are found on the right side of the Periodic Table.

Front

What are metalloids?

Back

Metalloids are elements that have properties of both metals and non-metals and are found along the zig-zag line.

Front

What is the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.