Atomic Number Atomic Mass Element Symbol Element Name
The protons live in the nucleus. Atomic # = # of protons The neutrons also live in the nucleus. Atomic mass - # of protons = # of neutrons The electrons live outside the nucleus. # of protons = # of electrons
SKETCH OUT THE ATOM Draw a sketch of the carbon atom in your packet. Be sure to label your protons like this Be sure to label your neutrons like this Be sure to label your electrons like this
LET’S REVIEW Before we get started, can you tell me The number of protons? The number of neutrons? The number of electrons?
APE Atomic Number = # of protons # of electrons