Organic Chemistry I

Quiz #1: Structure and Bonding


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Question # 1 (Multiple Choice) What is the % Ionic Character of the C-Br bond in CH3Br? The EN for C = 2.5, and the EN for Br = 2.8.
A) 25 %
B) 4.5 %
C) 5.1 %
D) 2.5 %
E) 6.2 %

Question # 2 (Multiple Choice) What is the correct structure for C3H6?
A) question 2a structure
B) question 2b structure
C) question 2c structure
D) question 2d structure
E) Both B) and D).

Question # 3 (Multiple Choice) What are the hybridization states for each carbon atom in the following molecule?
question 3 structure
A) 1: SP2, 2: SP2, 3: SP2, 4: SP3, 5: SP3, 6: SP3, 7: SP, 8: SP.
B) 1: SP2, 2: SP2, 3: SP2, 4: SP2, 5: SP2, 6: SP2, 7: SP2, 8: SP2.
C) 1: SP2, 2: SP2, 3: SP2, 4: SP2, 5: SP2, 6: SP2, 7: SP, 8: SP.
D) 1: SP3, 2: SP3, 3: SP2, 4: SP3, 5: SP3, 6: SP3, 7: SP, 8: SP.
E) None of the above.

Question # 4 (Multiple Choice) What is the correct electronic configuration for an SP2 hybridized carbon atom?
A) question 4a structure
B) question 4b structure
C) question 4c structure
D) question 4d structure
E) question 4e structure

Question # 5 (True/False) SP3 hybridized carbon atoms are always trigonal planar.
True.
False.