Electron Configuration

Box orbital diagram

Number of boxes

1 1 3 1 3 1 5 3 1 5 (24 total)

Electron configuration

1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10

Oxidation

loss of electrons results in positive charge

Reduction

gain of electrons results in negative charge

Group IA

1+

Group IIA

2+

Group IIIA

3+

Group VA

3-

Group VIA

2-

Group VIIA

1-

Define orbital

The defined volume of space around the nucleus of an atom where a maximum of 2 electrons exist

P orbital holds how many electrons

2

P sub shell holds how many electrons

6

D orbital holds how many electrons

2

D subshell holds how many electrons

10

F orbital holds how many electrons

2

F subshell holds how many electrons

14

define isotope

Elements with the same atomic number and different mass numbers