An atom has 11 protons in the nucleus. what is the atomic number ? what is the name of this element?

... what is the electron configuration of this atom? or:... what is the electron configuration of this atom?or:Sodium, Na.Electronic configuration:

... what is the electron configuration of this atom?

or:... what is the electron configuration of this atom?

or:Sodium, Na.Electronic configuration: 1s2 2s2 2p6 3s1

Tags:atomic,