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Questions and Answers
Which of the following best describes the polarity of a water molecule?
Which of the following best describes the polarity of a water molecule?
- The oxygen atom has a full negative charge and the hydrogen atoms have a full positive charge.
- The oxygen atom has a partial positive charge and the hydrogen atoms have a partial negative charge.
- The oxygen atom has a full positive charge and the hydrogen atoms have a full negative charge.
- The oxygen atom has a partial negative charge and the hydrogen atoms have a partial positive charge. (correct)
What is the main reason for water having a high melting and boiling point?
What is the main reason for water having a high melting and boiling point?
- Water molecules form ionic bonds between them.
- Water molecules form hydrogen bonds between them. (correct)
- Water molecules form covalent bonds between them.
- Water molecules form metallic bonds between them.
Which of the following is NOT a property of water?
Which of the following is NOT a property of water?
- Unusual and excellent solvent
- High surface tension
- High latent heat of vaporization
- Low specific heat capacity (correct)
What is the charge distribution in a water molecule?
What is the charge distribution in a water molecule?
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What is the main reason for water being called the universal solvent?
What is the main reason for water being called the universal solvent?
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