CHM_1321_Midterm_1_2008 - Please note that this year's...

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1 CHM 1321 C Midterm 1 February 8, 2008 Note: The points are given as a guide and are subject to minor changes. Surname: ____________________________ First name: ________________________ Student Number: _________________ 1. Identify the hybridization of the indicated atoms: (3 points) C C CH 3 O 4. Draw the complete Lewis structure for the following molecules: (4 points) a. (CH 3 ) 3 N b. H N O
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2 5. a) Draw the molecule below in using the LCAO method ( 4 points ). H O b ) L a b e l a l l t h e o r b i t a ls in part a (p, sp, sp 2 , sp 3 ) ( 3 points ). c) Label all the bonds in part a ( V , S ) ( 3 points ). 6. a. Identify the direction of the dipole in the indicated bonds. (2 points) b. Are the indicated bonds ionic or covalent? (2 points) c. Show how you came to the conclusion made in part b. (1 points) i. HCH 3 ii. H H 3 CO
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3 7. Circle the compound that will have the higher boiling point and explain your prediction. (3 points) O OH or 8. Would the following molecule be soluble in water? Explain your prediction.
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This note was uploaded on 03/30/2012 for the course SCIENCE CHM 1321 taught by Professor Ogilvie during the Spring '09 term at University of Ottawa.

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CHM_1321_Midterm_1_2008 - Please note that this year's...

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