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22 Cards in this Set
- Front
- Back
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Quantum Numbers
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specify the properties of atomic orbitas and the properties of electrons in orbitals
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Principal Quantum Number
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main energy level occupied by the electron
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Angular Momentum Quantum Number
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shape of the orbital
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Magnetic Quantum Number
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orientation of an orbital around the nucleus
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Spin quantum number
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two possible values which indicate the two fundamental spin states of an electron in an orbital.
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Quantum Theory
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descries mathematically the wave properties of electrons and other very small particles
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orbital
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three dimensional region around the nucleus that indicates the probable location of an electron
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ground state
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lowest energy state of an atom
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excited state
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atom has a high potential energy than it has in its ground state
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photon
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particle of electromagnetic radiation having zero rest mass and carrying a quantum of energy
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electromagnetic radiation
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form of energy that exhibits wavelike behavior as it travels through space
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electromagnetic spectrum
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all the forms of electromagnetic radiation
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wavelength
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distance between corresponding points on adjacent waves
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frequency
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number of waves that pass a given point in a specific time, usually one second
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photoelectric effect
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emission of elecrons from a metal when light shines on the metal
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quantum
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minimum quantity of energy that can be lost or gained by an atom
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Max Planck
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quantum (scientist)
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Albert Einstein
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duel wave particle nature (photons) (scientist)
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Niels Bohr
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Model of the hydrogen atom (scientist)
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Louis de Broglie
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waves confined to a space (scientist)
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Werner Heisenberg
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Heisenberg Uncertainty Principle (scientist)
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Erwin Schrodinger
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Quantum Theory (scientist)
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