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Unformatted text preview: ORGANIC CHJ~MISTRY LAB 309 NAME: EXAM I, 2007 Please wriite clearly and answer the questions directly and concisely. Partial credit will be given where appropriate. The total number of points in this exam is so. Total scores will be multiplied by 2 to obtain the final score out of 100 pts. ..~ 1. (6 pts) 'Nrite a detailed mechanism for the reaction of benzoic acid with sodium bicarbonate. Write line- bond ~tructures for each reactant and product, and use appropriate arrows to indicate all electron movements. Indicate l]\- formal charges clearly. Wri te mechanism here: ~ fA\- It k"\ \?!C-O-\-\ .0 . , J H-o-c.- 0-\1 ~ ~ + c. .-. .~e " ~ + \:5- G ot\ .. 0=(:::0)+ ~ ~ ., i-:to -G -0\-\ (c) What \\-'ill be the elTor, if a compound is not completely dried before its IR spectrum is measured? 0-\-\ <;\r VQ..,o...\<. \ <)~(GY\j I ~~J OJ-\; .-1., SL~() --1400 Cr;;\ ~\\\ () ~)W~~ ~k t \-h w~ ~ r ~ '. ,- ..' 'C <; O' ....
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