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(a). Name two metals which are found in ...

(a). Name two metals which are found in nature mainly in the free state (as metallic elements)
(b) name two metals which are always found in combined state.
(c) What iron compound is present in haematite ore? Also write its chemical formula.

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(a) Gold and platinum
(b) Sodium and Magnesium
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Name two metals which are found in nature in the free state.

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LAKHMIR SINGH & MANJIT KAUR-METALS AND NON-METALS-Exercise
  1. (a) For the reduction of a metal oxide, suggest a reducing agent other...

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

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

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

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

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

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

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

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  9. An ore of manganese metal is:

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  10. Which of the following is not an ore of Iron ?

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  11. The metal which can be extracted from the bauxite ore is:

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  12. The two metals which can be extracted just by heating their sulphides ...

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  13. A common metal which is highly resistant to corrosion is :

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  14. An important ore of zinc metal is:

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  15. The chief ore of aluminium is

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  16. The two metals which are extracted by means of electrolytic reduction ...

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  17. Stainless steel is very useful material for our life. In stainless ste...

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  18. If copper is kept open in air, it slowly loses its shining brown surfa...

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  19. Which among the following alloys contain mercury as one of its constit...

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  20. Which of the following is an ore of mercury metal?

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