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Give scientific reasons: Metals are g...

Give scientific reasons:
Metals are good conductors of electricity while non-metlas are bad conductors of electricity.

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CHETANA PUBLICATION-Metallurgy-EXAMPLE
  1. Give scientific reasons: Carbonate and suphide ores are usualy conv...

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  2. Give scientific reasons: Hydrogen gas is not evolved when metals li...

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  3. Give scientific reasons: Metals are good conductors of electricity ...

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  4. Give scientific reasons: Calcium floats on water during the reactio...

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  5. Give scientific reasons: Sodium is more reactive than aluminium

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  6. Give scientific reasons: During electrolytic reduction of alumina, ...

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  7. Give scientific reasons: Ionic compounds in solid state do not cond...

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  8. Give scientific reasons: Ionic compounds are called electrolytes

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  9. Explain the following: When a copper coin is dipped in silver nitrat...

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  10. Explain the following: The electronic configuration of metal A is 2...

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  11. Explain the following: What are the properties of metals and Non-me...

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  12. Explain the following: Why do silver articles turn balckish while c...

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  13. Explain the following: Why do pure gold and platinum always giltter...

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  14. Explain the following: Can we permanently prevent the rusting of an...

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  15. Explain the following: Divide the metalsCu,Zn,Ca,Mg,Fe,Na,Li into t...

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  16. In the reaction between chlorine and HBr transformation of HBr into Br...

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  17. Explain the following: An ore on treatment with dilute hydrochloric...

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  18. Explain the following: A metal 'X' acquires a green colour coating ...

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  19. Explain the following: A metal 'X' acquires a green colour coating on ...

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  20. Explain the following: Name and write chemical formula of the green...

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