Chemistry_1031_day32_041309_actual

Chemistry_1031_day32_041309_actual - Dr. Jonathan M. Smith...

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Dr. Jonathan M. Smith Monday, April 13
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y Overview y Quantum Chemical Description of the Atom: Ch. 7 y Navigating the periodic table with your quantum compass: Ch. 8 y Re read Ch. 7 y Begin reading Ch. 8 y Quantum Mastering Chemistry Wednesday
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Tro, Chemistry: A Molecular Approach 4
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Tro, Chemistry: A Molecular Approach 5
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6 y the l quantum number primarily determines the shape of the orbital y l can have integer values from 0 to ( n –1) y each value of l is called by a particular letter that designates the shape of the orbital y s orbitals are spherical y p orbitals are like two balloons tied at the knots y d orbitals are mainly like 4 balloons tied at the knot y f orbitals are mainly like 8 balloons tied at the knot
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7 y each principal energy state has 1 s orbital y lowest energy orbital in a principal energy state y spherical y number of nodes = ( n –1)
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8 2 s n = 2 , l = 0 3 s n = 3 , l = 0
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9 y each principal energy state above n = 1 has 3 p orbitals y m l = 1, 0, +1 y each of the 3 orbitals point along a different axis y p x , p y , p z y 2 nd lowest energy orbitals in a principal energy state y two lobed y node at the nucleus, total of n nodes
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Tro, Chemistry: A Molecular Approach 10
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11 y each principal energy state above n = 2 has 5 d orbitals y m l = 2, 1, 0, +1, +2 y 4 of the 5 orbitals are aligned in a different plane y the fifth is aligned with the
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Chemistry_1031_day32_041309_actual - Dr. Jonathan M. Smith...

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