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The smallest unit of matter
empty space
electron
proton
proton
atom
number of protons or electrons
nucleus
neutron
This is where in the atom most of the mass of the atom is located
empty space
electron
proton
proton
atom
number of protons or electrons
nucleus
neutron
Most of the atom is made up of this -
empty space
electron
proton
proton
atom
number of protons or electrons
nucleus
neutron
The subatomic particle that identifies the element
empty space
electron
proton
proton
atom
number of protons or electrons
nucleus
neutron
This subatomic particle has a positive charge
empty space
electron
proton
proton
atom
number of protons or electrons
nucleus
neutron
This subatomic particle has a negative charge
empty space
electron
proton
proton
atom
number of protons or electrons
nucleus
neutron
This subatomic particle has no charge
empty space
electron
proton
proton
atom
number of protons or electrons
nucleus
neutron
Atomic number tells you this -
empty space
electron
proton
proton
atom
number of protons or electrons
nucleus
neutron
Check it!