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Unformatted text preview: CHEM 2020 Y07 CHEM 2020 Y07 CHEM 2020 Y07 SC/CHEM 2020 6.0 Y07 Organic Chemistry Fall Mid-Term Test Wednesday, October 22, 2007 Test value: 10% Time available: 50 min Total marks: 100 Family/Last Name: Given Name: Lab Group : CHECK ONE PLEASE PRINT York ID #: PLEASE PRINT Instructions Material allowed: calculator, molecular model. No dictionaries, no extra paper. Use ink pen only (no pencils). Use the blank pages for rough work. Cross out material not to be marked. Use the mark value of each question to allocate your time. No washroom breaks. No leaving early. When you are instructed to stop, stay seated & quiet until all papers have been collected. Keep your eyes on your own paper at all times. If you must look for inspiration, look up, not at anyone elses paper. All instances of cheating will be prosecuted. 1. Give systematic (IUPAC) names for each of the following: [ 4 marks each = 12 marks total] (a) (b) (c) 2. What is the relationship between each of the pairs of molecules below? (same, constitutional isomers or configurational isomers) [ 3 marks each = 12 marks total] o Tue 19:00 o Wed 19:00 o Thu 19:00 o Tue 10:30 o Wed 14:30 o Thu 14:30 o 99 o Mon o Fri H 3 C CH 3 label as cis or trans Cl Cl Cl Cl Cl Cl Cl Cl Cl Cl Cl Cl Cl Cl Cl Cl (a) (b) (c) (d) 2,4- di methyl hexane (all one word) = 4 marks 3,5-dimethylhexane = 3 marks 2-ethyl-4-methylpentane = 2 marks 4-ethyl-2-methylpentane = 1 mark...
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