Practice Covalent Bonding (4.2) - Unit 4: Chemical Bonding and Structure

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6 sample questions

Question 1.
Define covalent bond in your own words.
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Think about how two atoms can achieve stability together.
Question 2.
How many pairs of electrons are involved in a single bond?
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Remember the simplest level of bonding.
3Question 3.
What is a covalent bond?
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Think about how nonmetals achieve stability.
4Question 4.
Which of the following bonds is typically polar? (H-H, H-Cl, C-C)
- H-H
- H-Cl
- C-C
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Consider the electronegativities of the atoms.
Question 5.
Draw the Lewis structure for the sulfate ion (SO₄²⁻) and describe its resonance structures.
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Start with a total of 32 valence electrons.
Question 6.
Predict the molecular geometry of PCl₅ and explain its bond angles.
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Consider the number of bonding pairs versus lone pairs.

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