CHEM 20 Midterm: S20-2014-Exam1_KEY
9 Jan 2019
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Important notes: this exam consists of 8 problems on 8 pages, plus this cover sheet, and one page for scratch work at the end of the exam, all answers must be written in the spaces provided. Answers written on the back of a page will not be graded. Anything written on the scratch page will not be graded: you are allowed to use a set of molecular models for this exam. Name: each of the following transformations can be carried out in one or two steps. Fill in the reagents required for each step. If a second step is not needed, please put an x through the second box. a) b) c) d) Note: h3o+ is not acceptable here, because the intermediate. 2o carbocation would probably rearrange to relieve ring strain. Name: fill in the boxes with either the reactant(s) or the product(s) (as appropriate) of each of the indicated transformations. a)
