what type of charge does a proton have?
positive
what is an atom
the smallest unit of an element
what type of of charge does a electron have?
negative
what charge does a neutron have?
no charge
where are protons located at?
nucleus
where are neutrons found?
nucleus
where are electrons found?
electron cloud
what is the center of the atom called?
nucleus
what is the area outside the nucleus called
electron cloud
number of protons located in nucleus
atomic number
determine the chemical properties of an element (outer shell)
valence electrons
charge atoms are called…
ions