(NEED ANSWERS AS SOON AS POSSIBLE) Fill in this table as you work through the lesson. You may also use the glossary
to help you.

the number that describes the shape of an orbital
the principle that states that an atom’s electron configuration
is developed by progressively adding electrons that assume
their most stable conditions in electron orbitals with respect to the nucleus and the other electrons
a representation that shows how electrons are positioned
in an atom
the number that describes the spin or orientation of an
individual electron within an orbital
a set of orbitals with the same principal quantum number,
n, and the same angular momentum quantum number, l