fall05org1e1

fall05org1e1 - Fall 05: Exam 1. Ch 1-4 100points Name If...

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Fall 05: Exam 1. Ch 1-4 100points N a m e If you do not want your graded exam placed in the box outside my office, then please check here Answer all the questions. 1) Draw Lewis structures (lines for bonds and dots for all lone pairs) for the following molecules: (8pts) (a) BeCl 2 (b) (c) NH O (d) 2) Draw a Lewis structure for this molecule. (6pts) OH H Br H 2 N 3) How many sp 2 hybrid carbons are there in the above molecule? (2pts) 3b) How many sp 3 hybrid carbons are there in the above molecule? (2pts) 3c) (3pts) What is the hybridization of the Oxygen? N i t r o g e n ? B r o m i n e ? Fall05org1exam1 page1
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4) (8pts) (i) What is meant by the term ISOMER? (ii) What is meant by STRUCTURAL ISOMER? (iii) What is meant by the term STEREOISOMER? (iv) What is meant by the term CONFORMER? 5) For the following pairs of compounds, state whether they are the DIFFERENT, SAME, STEREOISOMERS or STRUCTURAL ISOMERS. (12pts) (a) (b) (c) (d) (e) (f) Br H Br H H Br Br H H Br Br H H H Br Br Br H Br H Cl H Cl H Br H Br H Br H Br H Br H F H H F Br H Br Br F Br Br F Br Br Fall05org1exam1 page2
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This note was uploaded on 11/26/2011 for the course CHEM 250 taught by Professor Burche during the Fall '11 term at Rutgers.

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fall05org1e1 - Fall 05: Exam 1. Ch 1-4 100points Name If...

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