4.1.3 - Lewis Representation of Simple Molecules (the Lewis Structures)
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Practice Questions
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Count the valence electrons in a water molecule (H2O).
💡 Hint: Sum the valence electrons for Hydrogen and Oxygen.
What atom typically occupies the center in Lewis structures?
💡 Hint: Refer to the periodic table.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What represents valence electrons in Lewis structures?
💡 Hint: Consider what each mark denotes in the structure.
True or False: Lewis structures can accurately describe resonance.
💡 Hint: Think about situations where multiple structures can represent a molecule.
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Challenge Problems
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Create the Lewis structure for SO2 and explain any resonance present.
💡 Hint: Consider how the bonding can shift in molecules.
Draw the Lewis structure for a molecule with an expanded octet and explain the octet rule's limitations.
💡 Hint: Review elements in periods beyond 3 for behavior beyond the octet rule.
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