ChemMidTerm3a - Blackboard Learning System 7:02 PM Your...

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5/1/10 7:02 PM Blackboard Learning System Page 1 of 8 https://learn.uh.edu/webct/urw/lc5122011.tp0/cobaltMainFrame.dowebct View Attempt 1 of 1 Title: Midterm_Exam_3 Started: April 28, 2010 1:05 PM Submitted: April 28, 2010 2:01 PM Time spent: 00:55:11 Total score: 18/20 = 90% Total score adjusted by 0.0 Maximum possible score: 20 Done 1. Which of these factors is most responsible for the fact that the 2s and 2p subshells have different energies in Li but the same energies in H? Student Response Correct Answer A. penetration of the 2s and 2p subshells into the 1s 2 electrons in Li B. greater shielding in the hydrogen atom C. smaller shielding in the hydrogen atom D. greater penetration by the electron in the hydrogen atom E. more negative energy of the n = 2 shell compared to the n = 1 shell Score: 1/1 2. Which element would have the following electron configuration in the ground state? Student Response Correct Answer A. B B. Al C. N D. P E. Ga Score: 1/1 Your location: Home Page Exams Midterm_Exam_3 Assessments View All Submissions View Attempt
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5/1/10 7:02 PM Blackboard Learning System Page 2 of 8 https://learn.uh.edu/webct/urw/lc5122011.tp0/cobaltMainFrame.dowebct 3. Give the ground-state electron configuration, symbol, and group number from each partial (valence-level) orbital diagram. Student Response Correct Answer A. [He] 2
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This note was uploaded on 02/10/2011 for the course CHEM 1331 taught by Professor Bott during the Spring '08 term at University of Houston.

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ChemMidTerm3a - Blackboard Learning System 7:02 PM Your...

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