Learn more physics!
I need a picture of an magensium atom.
- Casey Mitchell (age 13)
Bandera Middle School, Bandera, Texas USA
Each atom of magnesium has a nucleus in the middle
with twelve protons and twelve neutrons all packed together. Spinning
around the nucleus are twelve electrons in three 'orbits.' The first
orbit (closest to the nucleus) has two electrons in it. The second one
has eight, and the outside orbit has the last two.
This is a picture of magnesium from Webelements.com
The big problem with this picture is that it makes it look like the
electrons are a lot bigger than the nucleus, when they're actually a
You can also find some good pictures and a better explanation of how the atom works by looking at the answer to the question Picture of an Atom
(republished on 07/19/06)
Follow-up on this answer.