The Periodic Table Quick Check
2 of 52 of 5 Items
Question
Use the periodic table to answer the question.
An illustration shows the periodic table.
Which statement about nitrogen (N) and phosphorus (P) is correct?
(1 point)
Responses
They have the same number of electron shells.
They have the same number of electron shells.
They have the same number of valence electrons.
They have the same number of valence electrons.
They are both inert.
They are both inert.
They are both classified as halogens.