ECE331_Wi06_HW1_Sol

ECE331_Wi06_HW1_Sol - Wi2006 ECE331 Homework #1 Solution 1....

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1 Wi2006 ECE331 Homework #1 Solution 1. Callister (6th edition), Problems 2.5 The n quantum number designates the electron shell. The l quantum number designates the electron subshell. The m l quantum number designates the number of electron states in each electron subshell. The m s quantum number designates the spin moment on each electron. 2. Callister (6th edition), Problems 2.8 The Na+ ion is just a sodium atom that has lost one electron; therefore, it has an electron configuration the same as neon (Figure 2.6). The Cl- ion is a chlorine atom that has acquired one extra electron; therefore, it has an electron configuration the same as argon. 3. Callister (6th edition), Problems 2.14 (Only solve the (a) and (b) parts) (a) Curves of E A , E R , and E N are shown on the plot below. (b) From this plot r o = 0.24 nm E o = -5.3 eV
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2 4. Callister (6th edition), Problems 2.21 For silicon, having the valence electron structure 3s 2 3p 2 , N' = 4; thus, there are 8 - N' = 4 covalent bonds per atom.
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ECE331_Wi06_HW1_Sol - Wi2006 ECE331 Homework #1 Solution 1....

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