2011SpChem1B_PS3Solutions - 6 .24 a) (g2s)2 (*u2s)2 (g2p)2...

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6.24 a) ( σ g2s ) 2 ( σ * u2s ) 2 ( σ g2p ) 2 ( π u2p ) 4 ( π * g2p ) 2 Paramagnetic b) ( σ g2s ) 2 ( σ * u2s ) 2 ( π u2p ) 3 Paramagnetic c) ( σ g2s ) 2 ( σ * u2s ) 2 ( σ g2p ) 2 ( π u2p ) 4 ( π * g2p ) 2 Paramagnetic
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21.15 a) The volume of the cubic unit cell in elemental silicon is just the edge of the cell cubed. It equals (5.431 angstroms) 3 , which is 160.19 angstroms 3 . There are 10 8 angstroms in a centimeter and consequently 10 24 angstroms 3 in a cubic centimeter 3 22 3 24 3 3 Cell cm 10 602 . 1 A 10 cm 1 A 19 . 160 V - ° ° × = × = b) The mass of the contents of the unit cell of crystalline silicon equals the volume of the unit cell multiplied by its density g 10 729 . 3 cm 1 g 328 . 2 cm 10 602 . 1 mass 22
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2011SpChem1B_PS3Solutions - 6 .24 a) (g2s)2 (*u2s)2 (g2p)2...

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