Practice Polar And Non-polar Covalent Bonds (2.7) - Chemical Bonding

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6 sample questions

Question 1.
What type of bond is formed between two hydrogen atoms?
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Think about how equal sharing works.
Question 2.
Which molecule is an example of a polar covalent bond?
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Consider the electronegativity involved.
3Question 3.
What type of bond is formed by equal sharing of electrons?
- Ionic Bond
- Polar Covalent Bond
- Non-Polar Covalent Bond
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Consider how the charges distribute.
4Question 4.
True or False: HCl is a non-polar molecule.
- True
- False
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Think about the electronegativity differences.
Question 5.
Predict the molecular polarity of carbon dioxide (CO₂). Justify your response based on electronegativity and molecular shape.
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Consider the linear geometric shape of CO₂.
Question 6.
Explain why ammonia (NH₃) is a polar molecule while phosphine (PH₃) is less polar. Use the concept of electronegativity in your discussion.
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Think about the differences in electronegativity values for nitrogen and phosphorus.

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