Fool's gold is:...

Fool's gold is:

A

`FeS_2`

B

`CuFeS_2`

C

BOTH (A) AND (B)

D

None

Text Solution

Verified by Experts

The correct Answer is:

C

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In the extraction of copper from copper pyrites, iron is removed as:
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The flux used in the smelting of copper is:
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Fool's gold is:
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In the reaction: 2CuCl2 + 2H2O + SO2 to A + H2SO4 + 2HCl, A is:
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Hair dyes contain:
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Silver nitrate is usually supplied in coloured bottles because it is:
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Preparation of looking mirrors involves the use of:
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Silver amalgam is used in:
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Streling silver:
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Which metal is used to add to gold to make it hard ?
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Which is not an ore of gold ?
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Horn silver is:
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Silver possesses metallic lusture because:
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When excess of SnCl2 is added to a solution of HgCl2, a white ppt. tur...
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Melting of Zn metal and then ouring it into cold water gives:
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Zinc reacts with conc. H2SO4 to produce:
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On heating ZnCl2.2H2O the compound obtained is:
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The compound used in preservation of wood is:
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Granulated Zn is obtained by:
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Roasting of HgS in air produces:
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