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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Question
Draw the attraction between a water molecule and a molecule of PCl3

Transcribed Image Text:**Chemical Bonding and Molecular Structure Exercise**
This exercise is designed to help students understand molecular structure, bond polarity, and intermolecular forces. Follow the instructions and fill in the blanks based on your understanding.
1. **Phosphorus Trichloride (PCl₃) Analysis:**
- PCl₃ has ____ bonds with a ΔEN = ____.
- PCl₃ has 4 REDs and is symmetrical/asymmetrical (answer is ____) making it a polar/nonpolar (answer is ____) molecule.
- Each Cl has a ____ charge and the P has a ____ charge.
2. **Water (H₂O) Analysis:**
- H₂O has 2 ____ bonds with a ΔEN = ____.
- H₂O has 4 REDs and is symmetrical/asymmetrical (answer is ____) making it a polar/nonpolar (answer is ____) molecule.
- Each H has a ____ charge and the O has a ____ charge.
3. **Intermolecular Forces:**
- The strongest possible attractive force between these two molecules is ____.
**Options:**
- **Bond Types and Shapes:**
a. nonpolar covalent
b. polar covalent
c. ionic
d. polar
e. nonpolar
f. 0.97
g. 0
h. 0.01
i. 0.94
j. 0.40
k. 1.24
l. diatomic
m. bent
n. pyramidal
o. planar trigonal
p. tetrahedral
- **Molecular Symmetry and Charges:**
q. symmetrical
r. asymmetrical
s. London’s
t. dipole-dipole
u. hydrogen bond
v. ion-dipole
w. δ+
x. δ-
y. no partial charge
Complete this worksheet to better understand how molecular geometry and electronegativity differences (ΔEN) influence the properties and interactions of molecules.
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