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Describe with one example, how moderatel...

Describe with one example, how moderately reactive metals (which are in the middle of reactivity series) are extracted.

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What are the moderately reactive metals?

Explain by giving one example, how highly reactive metals (which are high up in the reactivity series) are extracted.

Give any four examples of moderately reactive metals.

Give two examples of less reactive metals

Give four examples of highly reactive metals.

The most reactive metal according to the metal activity series is

Which is most reactive metal

LAKHMIR SINGH & MANJIT KAUR-METALS AND NON-METALS-Exercise
  1. How doet the method used for extracting a metal from its ore depend on...

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  2. Explain by giving one example, how highly reactive metals (which are h...

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  3. Describe with one example, how moderately reactive metals (which are i...

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  4. (a) Define the terms (i) mineral (ii) ore and (iii) gangue. (b) What...

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  5. Explain how, a reduction reaction fo aluminium can be used for welding...

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  6. (a) What is corrosion? (b) Name any two metals which do not corrode ...

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  7. What is meant by 'rusting' ? With labelled diagrams, describe an activ...

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  8. (a). What is an alloy? How is an alloy made? (b) What elements are p...

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  9. (a) Name two metals which resist corrosion due to the formation of a t...

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  10. (a) name an alloy of copper. State its chemical composition and ay one...

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  11. (a) How does the painting of an iron object prevent its rusting? (b)...

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  12. What happens when (a) ZnCO(3) is heated in the absence of oxygen ? ...

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  13. (a) For the reduction of a metal oxide, suggest a reducing agent other...

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  14. (a) Name the chemical compound which is electrolysed in molten state t...

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  15. (a). Name two metals which are found in nature mainly in the free stat...

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  16. (a) What is the difference betwee a mineral and an ore? (b) Which me...

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  17. (a) Name the metal which is extracted from haematite ore. (b) Name o...

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  18. (a) Which metal is extracted from bauxite ore ? (b) Give the name of...

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  19. (a) Name the metal which is extracted from the ore called 'rock salt' ...

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  20. (a) Which metal is extracted from calamine ore ? (b) Name one ore of...

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