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Define ionic compounds. Ionic compounds ...

Define ionic compounds. Ionic compounds conduct electricity only in the molten state and not in solid state. Why ?

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In aqueous solution, sodium chloride splits into sodium ions `(Na^(+))` and chloride `(Cl^(-))`. These ions are free to move in the solution and conducts electricity.
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CPC CAMBRIDGE PUBLICATION-METALS AND NON-METALS-ADDITIONAL QUESTIONS ( Answer the following)
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  4. Name five ways to prevent rusting .

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  12. Identify the nature of above compound and explain three physical prope...

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  13. Give reasons for the following : (i) School bells are made up of met...

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  16. Differentiate between roasting and calcination. Explain the two with...

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  17. Name two metals than can be used to reduce metal oxides of metals.

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  18. State reasons for the following: Electric wires are covered with rub...

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  19. Which of the following metals cannot liberate hydrogen from dilute ...

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  20. State reasons for the following: Sulphide ore of a metal is first co...

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