atoms
Cards (8)
- charge of a proton:
- positive
- nucleus of an atom contains:
- protons
- neutrons
- what particle determines the element an atom is:
- protons
- particles with a relative mass of 1:
- protons
- neutrons
- neutrons do not have a charge
- What do we call an atom that has a positive or negative charge:
- an ion
- electrons have the charge of -1
- electrons orbit in the electron shells