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प्रश्न
Which of the following is not the characteristic of ionic solids?
विकल्प
Very low value of electrical conductivity in the molten state.
Brittle nature
Very strong forces of interactions.
Anisotropic nature
उत्तर
Very low value of electrical conductivity in the molten state.
Explanation:
| Type of solid | Con- stituent particles | Bonding/ attractive forces | Exam- ples | Physical nature | Electrical conductivity |
Melting point |
| Ionic solids | Ions | Coulom- bic or electro- static |
NaCl, MgO, ZnS, CaF2 | Hard but brittle | Insulators in solid state but conduc- tors in mol- ten state and in aqueous solutions |
High |
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