Quiz_3_sample_test4

Quiz_3_sample_test4 - The Paschen series, in the near...

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Page 1 of 14 Continued on next page. Chemistry 1A03/1E3 Test 2 June 3, 2004 Instructor: M. Austen Some general data are provided on this page. Other data appears with the questions. N A = 6.022 10 23 mol –1 0 C = 273.15 K 1 atm = 760 mm Hg = 101.325 kPa 1 J = 1 kg m 2 s –2 = 1 kPa·L R = 8.314 J/K mol = 0.08206 L atm/K mol 1 m = 10 3 mm = 10 6 m = 10 9 nm c = 3.00 10 8 m/s h = 6.626 10 –34 J s = h / mv = h / p x p h / 4 E n = -R H / n 2 = -2.18 10 –18 J / n 2 m e = 9.10 10 –31 kg 1 Hz = 1 cycle / s w = -p V specific heat of H 2 O(l) = 4.184 J/g·K C = q/ T 1. The emission spectrum of atomic hydrogen can be divided into several well-separated series of lines, associated with particular transitions.
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Unformatted text preview: The Paschen series, in the near infrared, contains all transitions ending at n = 3. Calculate the longest wavelength observed in the Paschen series. (A) 91.6 nm (B) 656 nm (C) 1.10 m (D) 1.29 m (E) 1.88 m Page 2 of 14 Continued on next page. 2. Which one of the following is an allowed set of quantum numbers ( n, l, m l , m s ) for an electron? (A) 1, 0, 0, 1 (B) 2, 2, 1, (C) 2, 1, 1, (D) 3, 2, 0, (E) 3, 1, 2, 3. Which of the following atoms has the greatest number of unpaired electrons in its ground state electron configuration? (A) V (B) Mn (C) Fe (D) Co (E) As...
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Quiz_3_sample_test4 - The Paschen series, in the near...

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