stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Periodic Table Flashcards | StudBud
Periodic Table
1 / 15
Which group of elements has 2 valence electrons?
A
Halogens
B
Alkali metals
C
Alkaline-earth metals
D
Noble gases
Next
0
0
correct · 0:00