stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
History of the periodic table Flashcards | StudBud
History of the periodic table
1 / 8
Why did elements like argon and potassium appear in the wrong place in the original order?
A
Mendeleev measured the mass wrong
B
Due to the existence of heavy isotopes
C
They had not yet been discovered
Next
0
0
correct · 0:00