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Dr. Focs Midterm 1 - CHM1321 Practice Midterm 1 1 FAMILY...

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CHM1321 Practice Midterm 1 1 FAMILY NAME GIVEN NAME Student number: Lab. Day: Lab. TA: CHM1321 ORGANIC CHEMISTRY I PRACTICE MIDTERM 1 Time allowed: 70 minutes. Part A B:1 B:2 Total Points 10+1 5 5 20+1 Mark TA Notes Part A: No partial marks in Part A - Each question is 0.5 marks (1) There are six (6) isomers of formula C 4 H 8 . Fill in the boxes with the two missing ones.
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CHM1321 Practice Midterm 1 2 (2) List the following elements in order of increasing electronegativity: F, O, Li, C order is: (3) Which of the following is an exception to the octet rule? (circle or underline) NH 4 + BF 3 ClCH 3 (4) Pushing electrons: Show the arrows indicating electron displacements leading from resonance form I to III of the carbonate ion. Add the electron pairs wherever there are lone pairs. (5) Write the formulas for: (a) 2,3,4-trimethylpentane (b) cis -dichloroethene O C O O O C O O I II O C O O III
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CHM1321 Practice Midterm 1 3 (6) What is the conjugate acid of NH 3 ?
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