fall06org1e1

fall06org1e1 - Fall 06: Ex 1 Ch 1-4 100points Name If you...

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Fall 06: Ex 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 tick here Answer all the questions. 1) Draw Lewis structures (lines for bonds and dots for all lone pairs) for the following molecules: (8pts) (a) H 2 O (b) (c) (d) NH 2 CH 2 Cl 2 CH 2 CHF 2) This compound was made for the first time ever in SCI 328 a few years ago. (13pts) Cl CF 3 S S O (a) how many Hydrogens are in this molecule? (b) how many Carbons? (c) how many sp 3 hybridized Carbons? (d) how many sp 2 hybridized Carbons? (e) what will the Cl-C-C bond angle be? (f) what is the hybridization of the Chlorine? Fall06org1ex1 page1
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3) (i) What is the difference between an atom and a molecule ? (2pts) (ii) What is a free radical ? (2pts) (iii) What is the electronic charge on a chlorine radical? (2pts) 4) (i) Which is higher in energy, an sp 2 or an sp 3 hybrid orbital? (2pts) (ii) Which is higher in energy, a 1s atomic orbital or a 2s atomic orbital? (2pts)
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fall06org1e1 - Fall 06: Ex 1 Ch 1-4 100points Name If you...

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