Periodic Table Unit Review

Front

How many valence electrons do the atoms of elements in group 13 have (the Boron Group)?

Back

3

Front

What are the electrons that are on the outermost region of the atom called?

Back

Valence Electrons

Front

What are the elements in Group 18 of the periodic table, which includes helium, neon, and argon, called?

Back

Noble gases

Front

How many valence electrons do Alkaline Earth Metals have?

Back

2

Front

Which group of metals in the periodic table is known to be the most reactive?

Back

Alkali Metals

Front

What is the general trend in reactivity for the Alkali Metals as you move down the group?

Back

Reactivity increases down the group.

Front

What is the primary characteristic of noble gases that makes them nonreactive?

Back

They have a full valence shell.

Front

What is the group number for the Alkaline Earth Metals in the periodic table?

Back

Group 2

Front

What is the significance of valence electrons in chemical bonding?

Back

Valence electrons determine how an atom can bond with other atoms.

Front

Which group of elements is known for having 7 valence electrons?

Back

Halogens