Quiz_3_sample_test3

Quiz_3_sample_test3 - Page 1 of 12 Chemistry 1A03/1E3...

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Page 1 of 12 Continued on next page. Chemistry 1A03/1E3 Test 1 May 20, 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 9 nm c = 2.9979 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 1. In the early 1900’s, a revolutionary new theory, quantum mechanics, was developed. Which of the following properties were found to be ‘ quantized ’, i.e . to have discrete, rather than continuous, possible values? (i) the speed of light (ii) the wavelength of matter (iii) the momentum of light (iv) the energy of electrons in atoms (v) the energy of light of a given colour (A) (i) & (iii) (B) (i) & (v) (C) (ii) & (iii) (D) (ii) & (iv) (E) (iv) & (v)
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Page 2 of 12 Continued on next page. 2. Which one of the following is NOT a consequence of / evidence for ‘quantization’?
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This note was uploaded on 04/06/2010 for the course CHEM 1000 taught by Professor Hempstead during the Spring '09 term at York University.

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Quiz_3_sample_test3 - Page 1 of 12 Chemistry 1A03/1E3...

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