Groups on the PT

Front

Elements in the same group or family have _____________.

Back

the same number of valence electrons and similar properties.

Front

What group number are the halogens found?

Back

17 (7A)

Front

Which is an alkali metal?

Back

Sodium

Front

What is the name of the elements that are unreactive and have a full octet?

Back

Noble Gases

Front

Groups on the periodic table are __________.

Back

Vertical Columns

Front

What are valence electrons?

Back

Electrons in the outermost shell of an atom that determine its chemical properties.

Front

What is the periodic table?

Back

A chart that organizes all known elements by their atomic number, electron configuration, and recurring chemical properties.

Front

What are halogens?

Back

Elements in Group 17 of the periodic table that are known for being highly reactive.

Front

What are alkali metals?

Back

Elements in Group 1 of the periodic table that are highly reactive and have one valence electron.

Front

What are noble gases?

Back

Elements in Group 18 of the periodic table that are unreactive due to having a full outer shell of electrons.