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The center of the atom is called the
mass number
atomic number
Neutrons
nucleus
proton
wave mechanics
Protons
Bohr
The orbits (energy levels) of the atom was discovered by
mass number
atomic number
Neutrons
nucleus
proton
wave mechanics
Protons
Bohr
The subatomic particle that is neutral
mass number
atomic number
Neutrons
nucleus
proton
wave mechanics
Protons
Bohr
The atomic number is equal to the number of....
mass number
atomic number
Neutrons
nucleus
proton
wave mechanics
Protons
Bohr
The positively charged particle in the nucleus of an atom is
mass number
atomic number
Neutrons
nucleus
proton
wave mechanics
Protons
Bohr
The number of protons in the nucleus of an atom is called the
mass number
atomic number
Neutrons
nucleus
proton
wave mechanics
Protons
Bohr
The sum of the protons and neutrons in the nucleus is called the
mass number
atomic number
Neutrons
nucleus
proton
wave mechanics
Protons
Bohr
The modern atomic model is based on principles of what?
mass number
atomic number
Neutrons
nucleus
proton
wave mechanics
Protons
Bohr
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