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State two ways to prevent the rusting of...

State two ways to prevent the rusting of iron

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MBD-METALS AND NON METALS-EXAMPLE
  1. Pratyush took sulphur powder on a spatula and heated it. he collected ...

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  2. Pratyush took sulphur powder on a spatula and heated it. he collected ...

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  3. State two ways to prevent the rusting of iron

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  4. What type of oxides are formed when non-metals combine with oxygen?

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  5. Give reasons:Platinum,gold and silver are used to make jewellery

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  6. Give reasons: sodium,potassium and lithium are stored under oil.

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  7. Give reasons: aluminium is highly reactive metal, yet it is used to ma...

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  8. Give reasons: Carbonate and suphide ores are usually converted into ox...

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  9. You must have seen trainshed copper vessels being cleaned with lemon o...

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  10. Differentiate between metals and non-metals

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  11. Differentiate between metals and non-metals on the basis of their chem...

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  12. A man went door to door posing as a goldmith he promised to bring back...

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  13. Give the reason why copper is used to make hot water tanks but steel (...

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  14. what is cinnabar. how mercury is extracted from it?

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  15. define calcination

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  16. define roasting

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  17. How do metals and non-metals react with chlorine?

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  18. Write four main exceptions from normal properties of metals and non-me...

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  19. write elctron dot structure of sodium and magnesium?

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  20. what are alloys?

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