key-eng-08fa-CHM2045C-e8117x03

key-eng-08fa-CHM2045C-e8117x03 - Exam 3 answer key for...

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Unformatted text preview: Exam 3 answer key for Tuesday 28 October 08 The test version is listed before problem 1, after problem 40, and before problem 41. Students were given four points for writing their name on all the partial credit pages and writing the name & version on the brown scantron. One student did not write the version on their brown scantron. PART I : Each question is worth 1.75 pts for a maximum of 70 pts. nu is # Topic % correct -3- M -3- N -3- O 1 electromagnetic radiation 71.4 ab a d 2 wavelength, frequency and energy relationship 71.4 d b d 3 wavelength given frequency 62.9 a c b 4 energy given frequency 54.3 b a e 5 de Broglie equation 11.4 e b c 6 wavelength to energy, coupled with heat 22.9 d a b 7 wavefunctions 37.1 e a d 8 planar, spherical and radial nodes 14.3 d c ac 9 azimuthal quantum number 17.1 a c ab 10 principle quantum number 57.1 b d e 11 maximum number of electrons in 3d orbitals 54.3 ab ab ab 12 planar nodes 42.9 c d b 13 quantum numbers 48.6 d a d 14 Pauli exclusion, aufbau, and Hunds rules 31.4 c a a 15 Pauli exclusion, aufbau, and Hunds rules 51.4 e d ab 16 carbon: valence electrons 40.0 d ab a 17 carbon: paramagnetic 71.4 a b b 18 carbon: allotropes 68.6 d d d 19 atomic radii 77.1 e a e 20 atomic radii 48.6 b b d 21 electron affinity 60.0 a e a 22 metallicity 71.4 e a e 23 metallicity 68.6 a e b 24 electronegativity 57.1 a e b 25 electronegativity 62.9 d b e 26 first ionization energy 68.6 e d a 27 first ionization energy 62.9 d a e 28 ionic radii 20.0 d d a 29 second ionization energy 31.4 b e a 30 anomalous behaviour of IE and EA 5.7 b a e 31 acidity of oxides...
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key-eng-08fa-CHM2045C-e8117x03 - Exam 3 answer key for...

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