Exam_2c_Key - C 1. For the diatomic molecule CD, where C...

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C NAME: ________________________________________________________________ 1. For the diatomic molecule CD, where C has atomic mass 12 and D has atomic mass 2, what is the reduced mass? (a) 7 / 12 (e) 10 (b) 12 / 7 (f) It depends on the vibrational state (c) 1 / 7 (g) Cannot be determined from information given (d) 2 / 7 (h) None of the above 2. Which of the following statements is/are false for a given set of QMHO wave functions corresponding to the same harmonic potential V ? (a) The ground state energy is zero, i.e., the bottom of the potential (e) The wave functions are not eigenfunctions of the parity operator (b) The number of nodes is equal to n +1, where n is the energy level (f) The selection rule for spectroscopic transitions is n n ± 2 (c) < T > n = < V > n = < E > n (g) (c), (e), and (f) (d) The wave functions have zero amplitude beyond the classical turning points (h) All of the above 3. Which of the following statements about angular momentum operators and their eigenvalues and eigenfunctions is/are true ? (a) L + = –( L )* (e) [ L x , L y ] = 2 h L z (b) < L 2 > = < L z > 2 whenever m l = l (f) Y l ,0 T Y l ,0 > Y l ! ,0 T Y l ! ,0 if l < (c) For each value of l there are 2 l possible values of m l (g) (b) and (f) (d) The real
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Exam_2c_Key - C 1. For the diatomic molecule CD, where C...

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