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Science Test Space
Class 8
Chemical bonding
Textbook questions
12.
Answer in detail I
Question:
5
m.
Write down the differences between Ionic and Covalent compounds.
a. Select all possible answers related to Ionic compounds
At room temperature, ionic compounds are crystalline liquids.
At room temperature, ionic compounds are crystalline solids.
It has a low melting point as well as a high boiling point.
It has a high melting point as well as a high boiling point.
In the solid state, they are good conductors of electricity.
In the solid state, they are poor conductors of electricity.
b. Select all possible answers related to Covalent compounds
It occurs in a vapour state.
They are poor electrical conductors.
It has a high melting point.
It has a low melting point.
It occurs in a gaseous state.
They are good electrical conductors.
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