Chemistry
Grade-9
Easy
Question
They have higher enthalpies of fusion and vaporization than molecular compounds.
- True
- False
Hint:
Ionic compounds have high lattice energy.
The correct answer is 'True'.
- Ionic compounds are hard and brittle.
- Ionic compounds are solid at room temperature.
- Ionic compounds have high melting and boiling point.
- Ionic compounds have high lattice energy, and enthalpies of fusion and vaporization are much higher than molecular compounds.
- Ionic compounds conduct electricity when dissolved in water.
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