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Questions and Answers
What gives the oxygen atom a partial negative charge in a water molecule?
What gives the oxygen atom a partial negative charge in a water molecule?
- Hydrogen bonding
- Dipole-dipole interactions
- Electrostatic interactions
- The electronegativity of oxygen (correct)
What type of bonding is responsible for the extensive hydrogen bonding in water?
What type of bonding is responsible for the extensive hydrogen bonding in water?
- Covalent bonding
- Dipole-dipole interactions
- Hydrogen bonding (correct)
- Ionic bonding
What type of substances tend to be soluble in water due to its properties?
What type of substances tend to be soluble in water due to its properties?
- Molecules with weak electrostatic interactions
- Polar molecules and ionic solids (correct)
- Molecules with strong covalent bonds
- Nonpolar molecules
What characteristic of water contributes to its high melting and boiling points compared to similar molecules like ammonia and methane?
What characteristic of water contributes to its high melting and boiling points compared to similar molecules like ammonia and methane?
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What are the pair of electrons in the O-H bond of a water molecule not equally shared due to?
What are the pair of electrons in the O-H bond of a water molecule not equally shared due to?
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