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Electrons
Protons
Neutrons
Nucleus
Electrons do not remain in orbit.
Nuclei will break down.
The nucleus repels electrons.
Orbiting electrons radiate energy.
Ultraviolet
Visible
Infrared
Partially Visible
Circular
Parabolic
Spiral
Straight line
Nuclear Force
Coulomb’s Force
Gravitational Force
Van Der Waal’s Force
They jump on the nucleus
They move randomly
Radiate electromagnetic waves
Escape from the atom
Lyman
Balmer
Paschen
Pfund
Quantization of angular momentum
Conservation of Quantum frequency
Conservation of Mass
Conservation of Linear Momentum
the whole of the positive charge is concentrated at the centre of an atom
there are neutrons inside the nucleus
α-particles are hydrogen nuclei
electrons are embedded in the atom
Neils Bohr
Albert Einstein
J.J Thompson
Ernest Rutherford