C101Midterm2AFinalAns - NAME Student No SECTION(circle one...

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NAME _______________________________________ Student No . ___________________________ SECTION (circle one ): A01 (Codding) A02 (Lee) A03 (Briggs) A04 (Boyer) Version A UNIVERSITY OF VICTORIA CHEMISTRY 101 Mid-Term Test 2, November 21 2008 Version A This test has two parts: PART I is a multiple choice section and is worth 30 marks. The answers for the 16 questions in this part must be coded on the optical sense form using a SOFT PENCIL . PART II consists of written answers and is worth 20 marks. Answer these questions on this examination paper. Answers written partially or completely in pencil cannot be remarked. Hand in this entire test paper as well as your optical sense form at the end of the examination period (60 minutes). The basic Sharp EL510 calculator is the only one approved for use in Chemistry 101. A DATA sheet accompanies this test. Marks for Written Answers Question 1 [3] Question 2 [4] Question 3 [4] Question 4 [2] Question 5 [4] Question 6 [3] TOTAL (/20) Multiple Choice (/30) Raw Score (/50) TOTAL MARK (%)
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Chemistry 101, Mid-Term Test 2 Fall 2008 Version A page 2 of 8 PART I – Multiple Choice) Select the BEST response for each question below . [Total marks = 30] 1. This is exam Version A. Mark “A” as the answer to question 1 on the optical sense form. 2. Which ONE of the following molecules obeys the octet rule for all atoms? A. PF 5 B. BH 3 C. NO D. XeF 2 E. NO 3 3. Which of the following exhibits hydrogen bonding? A. NH 3 B. CH 3 SH C. CH 3 CH 2 CH 2 CH 3 D. HCN E. CH 3 -O-CH 3 4. Each of the following substances is a liquid at 50 C. Place these liquids in order of increasing boiling point ( i.e. lowest to highest) dimethyl ether (CH 3 OCH 3 ), propane (C 3 H 8 ), ethanol (CH 3 CH 2 OH), butane (CH 3 CH 2 CH 2 CH 3 ) A. ethanol < propane < butane< dimethyl ether B. propane < butane < dimethyl ether < ethanol C. dimethyl ether < ethanol < propane < butane D. ethanol < dimethyl ether < butane< propane E. butane < propane < dimethyl ether < ethanol 5. To a close approximation, the bond angles marked a, b, c, in the molecule below are __________, ________, and ____________ respectively. A) 109.5°, 109.5°, 109.5°
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C101Midterm2AFinalAns - NAME Student No SECTION(circle one...

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