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The metal which is always present in an ...

The metal which is always present in an amalgam is :

A

iron

B

aluminium

C

mercury

D

magnesium

Text Solution

Verified by Experts

The correct Answer is:
C
c
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LAKHMIR SINGH & MANJIT KAUR-METALS AND NON-METALS-Exercise
  1. Which of the following metals can be obtained from haematite ore?

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  2. Brass is an alloy of:

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  3. The metal which is always present in an amalgam is :

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  4. Manganese metal is extracted from manganese dioxide by a reduction pro...

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  5. The metal which can be extracted simply by heating the cinnabar ore in...

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  6. Galvanisation is a method of protecting iron from rusting by coating i...

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  7. Which of the following metals are extracted by the electrolysis of the...

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  8. Rock salt is an ore of one of the following metals. This metal is :

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  9. Silver articles become black on prolonged exposure to air. This is due...

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  10. A sulphide ore is converted into metal oxide by the process of:

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

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  12. Calamine ore can be converted into zinc oxide by the process of :

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  13. Zinc blende ore can be converted into zinc oxide by the process of :

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  14. An element A which is a part of common salt and kept under kerosene re...

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  15. A metal which exists as a liquid at room temperature is obtained by he...

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  16. No chemical reaction takes place when granules of a rusty brown solid ...

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  17. In an electrolytic tank, aluminium metal is being extracted by the ele...

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  18. A metal X which is resistant to corrosion is produced by the electroly...

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  19. When an object made of metal A is kept in air for a considerable time,...

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  20. Four metals P, Q, R and S are all obtained by the reduction of their o...

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