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15 Cards in this Set
- Front
- Back
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All waves can be described by their _______, _____, _____, ___
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wavelength, frequency, amplitude, speed
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In a vacuum, all electromagnetic travel at a speed of ______ m/s.
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3 * 10^8
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True or False: All electromagnetic waves may be described as both waves and particles.
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true
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In contrast to the continuous spectrum produced by _________, an element's atomic emission spectrum consists of a series of _________.
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white light, fine lines of individual colors
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According to the Bohr model of the atom, hydrogen's atomic emissions spectrum results from what?
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electrons dropping from higher-energy atomic orbits to lower-energy atomic orbits
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What does the de Broglie equation do?
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predicts that all moving particles have wave characteristics and relates each particle's wavelength to its mass, its velocity, and Planck's constant
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The quantum mechanical model of the atom is based on the assumption that electrons are ______.
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waves
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The Heisenberg Uncertainty Principle states...
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that it is fundamentally impossible to know exactly, both the position and the velocity of a particle at the same time
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What characters are used to denote the three different types of atomic orbitals?
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s p d f
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What three rules prescribe electron configuration?
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the aufbau princple, Pauli exclusion principle, Hund's rule
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The ______ electrons determine the chemical properties of an element
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valence
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Name two ways in which electron configurations may be represented
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orbital diagrams, electron configuration notation, electron-dot structures
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Velocity of a wave=
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wavelength*frequency
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Energy of a quantum=
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Planck's constant*frequency
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Energy of a photon=
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Planck's constant*frequency
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