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Molecular Formulas and Structure Worksheet | Exam 3 | CHEM 121, Exams of Chemistry

Albion CollegeChemistry

Material Type: Exam; Class: Structure & Equilibrium; Subject: Chemistry; University: Albion College; Term: Unknown 1989;

Typology: Exams

Pre 2010

Uploaded on 08/07/2009

koofers-user-1et
koofers-user-1et 🇺🇸

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Chem 121: Molecular formulas and structure worksheet
1. Complete the following table:
Ion or
molecule
Lewis structure Sketch of
molecule,
including bond
angles
Is the molecule
polar? (If so
indicate direction of
net dipole)
Indicate the hybridization
on each atom
SnCl4
XeOF4
S3
COS
CO32-
SeCl2
pf3
pf4

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Chem 121: Molecular formulas and structure worksheet

  1. Complete the following table: Ion or molecule Lewis structure Sketch of molecule, including bond angles Is the molecule polar? (If so indicate direction of net dipole) Indicate the hybridization on each atom SnCl 4 XeOF 4 S 3 COS CO 3 2- SeCl 2
  1. Draw the Lewis structure (including all resonance structures) and calculate formal charges for each of the following. Circle the best Lewis structure for each ion (based on reducing formal charges). NO 3 - NH 4 + SO 4 2-
  2. Give the molecular formula for the following: a. Copper(II) nitrite b. Ammonium sulfate

http://www.albion.edu/chemistry/abeilstein/121exam3rev.htm