Practice Chapter Summary (4.8) - Unit 4: Chemical Bonding and Structure

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6 sample questions

Question 1.
What is an ionic bond?
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Think about how metals and nonmetals interact.
Question 2.
Define a covalent bond.
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Consider what nonmetals do with their electrons.
3Question 3.
What type of bond is formed by the electrostatic attraction between ions?
- Ionic Bond
- Covalent Bond
- Metallic Bond
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Think about the charge interactions.
4Question 4.
True or False: Covalent bonds can only form between metals.
- True
- False
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Consider the types of elements involved.
Question 5.
Consider the lattice energy of magnesium oxide (MgO) and sodium chloride (NaCl). Predict which compound has a higher lattice energy and explain why.
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Recall the lattice energy calculation factors involving ionic charges.
Question 6.
Draw the Lewis structure for carbon dioxide (CO2) and explain how VSEPR theory helps determine its geometry.
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Remember the total electron pairs around the central atom.

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