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

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

**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.
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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