Question

What do the numbers listed for an element on the periodic table represent?

Answer 1

of course their atomic numbers

Answer 2

Which of these is it though?? I know its the atomic #

Answer 3

atomic no<mass no
atomic no=no of protons=no of electrons.
mass no=no of protons+no of neutrons.

Answer 4

Thank you!

Answer 5

u r welcome jazzzz.By d way thanks for the medal.what r u studying?

Answer 6

Just regular science but I forget the simplest things sometimes:/

Answer 7

no probssss.