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Question
Which of the following solids is not an electrical conductor?
- Mg (s)
- TiO (s)
- I2 (s)
- H2O (s)
Options
Mg (s) only
TiO (s) only
I2 (s) and H2O (s)
TiO (s), I2 (s) and H2O (s)
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Solution
I2 (s) and H2O (s)
Explanation:
Together by London force or dispersion force. This is a soft and non-conductor of electricity.
Water is a hydrogen bonded molecular solid in which H and O are held together by polar covalent bonds and each water molecular held together by hydrogen bonding. Due to their non-ionic nature, they are not electrical conductor.
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