Practice Chemical Bonding And Structure (4) - Unit 4: Chemical Bonding and Structure

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9 questions

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6 sample questions

Question 1.
What is an ionic bond?
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Think about electron transfer between atoms.
Question 2.
Can you name a common covalent compound?
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Focus on compounds formed by sharing electrons.
3Question 3.
What type of bond forms between sodium and chlorine in NaCl?
- Ionic
- Covalent
- Metallic
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Think of the electron transfer.
4Question 4.
True or False: Covalent bonds always involve equal sharing of electrons.
- True
- False
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Consider electronegativity differences.
Question 5.
Why does sodium chloride have a higher melting point than potassium chloride?
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Consider the size of the ions affecting the electrostatic forces.
Question 6.
Draw the Lewis structure for sulfur dioxide, and determine its molecular geometry and polarity.
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Count valence electrons, draw the structure, and apply VSEPR theory.

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