110_Fa11_LUZ-week7ST (1)

110_Fa11_LUZ-week7ST (1) - Fall 2011 Chem 110 Exam II...

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Fall 2011 Chem 110 Exam II Monday, October 10, 6:30 pm – 7:45 pm Data sheet and periodic table will be provided. Conflicts: For legitimate PSU conflicts, sign up for a conflict exam during your lecture. Work, sports, extracurriculars, etc. do not qualify for the conflict exam. Location: My Section: My TA: My Room: My PSU student ID number: Bring: #2 pencils; PSU photo ID, Non-text programmable calculator. Do NOT bring: Cell phones, PDA's, or any other electronic devices Material Covered: Lectures 13 – 21, ALEKS Objectives 5 – 7 Format: 28 Multiple choice questions. Some calculations, some concept questions. A 100% Score earns 34 points out of 200 course points (17% of final grade). Advice: Follow suggestions about how to prepare for exam (posted on Angel -> Lessons -> Learning tools). Do the sample practice exams on Angel; select handouts Do the online practice exams on Angel Do all homework problems –especially the blue packet! Go to the review sessions and office hours! Jensen Chem 110 Organics Page: 2 Week 7: Lectures 19 – 21 Lecture 19: W 10/5 Lecture 20: F 10/7 Lecture 21: M 10/10 Reading: BLB Ch 25.2 – 25.4 (no naming or reactions), Ch. 11.1 – 11.2, 11.6 Homework: BLB 11:15, 17, 21, 25; Supp Org:1 – 9; 11:1 – 4 Reminder: Angel Quiz 6 due on Thur 10/6 @ 11:55pm ALEKS Objective 7 due on Sat, 10/8 Angel Quiz 6 due on Sun 10/9 @ 11:55 pm Jensen Office Hour: 501 Chemistry Building Tuesday 10/4: 10:30 – 11:30 am; Friday 10/7: 12:00 – 1:30 pm; Monday 10/10: 12:00 – 1:30 pm
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Jensen Chem 110 Organics Page: 3 Organic Chemistry and Formula Example: What is the mass % of H in the molecule shown below? A) 13.0 % B) 10.8 % C) 7.3 % D) 7.0 % E) 6.2 % Jensen Chem 110 Organics Page: 4 Organic Chemistry and Formula Practice Example: An unknown sample weighs 127.3 g and contains 2.12 moles of molecules. Identify the compound. O A. B. C. D. E. O O OH OH
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Organic Chemistry and Polarity Example: What is the relative magnitude of dipole moments for the following molecules? A) A = B > C B) C > B > A C) B > A > C D) A > B > C E) B = C > A Jensen Chem 110 Organics Page: 2 Organic Chemistry and Polarity Practice Example : Rank the following compounds in order of increasing polarity: A) 1 < 3 < 2 B) 1 < 2 < 3 C) 2 < 3 < 1 D) 2 < 1 < 3 E) 3 < 2 < 1
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Jensen Chem 110 Organics Page: 3 Organic Chemistry and Hybridization Example : What is the hybridization of the nitrogen atom in the amino acid glycine, shown below? Note that the lone pairs are not shown explicitly.
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110_Fa11_LUZ-week7ST (1) - Fall 2011 Chem 110 Exam II...

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