Enter the number of electrons in each energy level (shell) for each of the elements. If the energy level does not contain any electrons, enter a 0.0. It may help to refer to the periodic table.

F:

=1

=2

=3

=4

Ar:

=1

=2

=3

=4

K:

=1

=2

=3

=4

What is the neutral atom that has its first two energy levels filled, has 11 electron in its third energy level, and has no other electrons? Enter the name of the element, not the abbreviation.

element name: