Chemistry
Grade-9
Easy
Question
They are non-conductors of electricity in solid, molten or aqueous state.
- HCN
- Na2SO4
- NaCl
- NH3
Hint:
Ionic compounds conduct electricity.
The correct answer is: Na2SO4
- HCN is a strong electrolyte and conducts electricity.
- NaCl is salt soluble in water and conducts electricity.
- NH3 conducts electricity in solution.
- Na2SO4 is a non-conductors of electricity in a solid, molten, or aqueous state.
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