Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Please answer question #9

Transcribed Image Text:9.
#of nonbonding domains on the central
atom in square pyramidal molecular geometry
a.
b.
C.
The structure of lidocaine (C₁4H22N₂O), a common local anesthetic, is shown below. Answer the following questions
about this structure. Lone pairs of electrons have been omitted for clarity; all atoms (except H) obey the octet rule; bond
angles may not be as they appear.
CH₂
Determine the number of sp2 hybridized atoms.
e.
angle a
Determine the number of pi (π) bonds.
Consider the N-C-C bond angles labeled a and b. Which of these is the
larger angle? Circle the one best answer.
or
angle b
bond /
# of 4p electrons in Se
# of nonbonding domains on the central
atom in T-shaped molecular geometry
bond 4
they are the same
they are the same length
Now consider the C - O bond labelled 3.
What orbitals overlap to form the C - O sigma bond?
What orbitals overlap to form the C- O pi bond?
HC
HC
d. Consider the CC bonds labelled 1 and 4. Which of these bonds should be shorter? Circle the one best answer
below.
#nonbonding
orbital on C with
orbital on C with
10. Fill in the blanks to complete the following table for substances with the chemical formula AX,.
or
molecular geometry
or
CH3
SAME
SAME
=O
orbital on O
orbital on O
polar or nonpolar?
CH₂
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