From gold amalgam , gold may be recovere...

From gold amalgam , gold may be recovered by :

A

Addition of Zn metal

B

Electrolytic refining

C

Distillation

D

Dissolving Hg in `HNO_3`

Text Solution

Verified by Experts

The correct Answer is:

C

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Radium is obtained from:
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In the metallurgy of iron , when limstone is added to the blast furnac...
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From gold amalgam , gold may be recovered by :
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Froth floatation method may be used to increase the concentration of m...
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Copper pyrites ore is concentrated by
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Leaching is a process of:
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Malachite is an ore of :
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Which of the following is not a basic flux ?
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The most abundant element in the earth crust is :
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A mineral is known as ore if metal
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The most abundant metal in the earth crust is :
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Gold is extracted using :
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Extraction of silver from its ore involving NaCN , air and an active m...
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In the thermite process, the reducing agent is :
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Blanc fixe is :
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Carbon reduction is used for the extraction of :
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Froth floatation process is based on :
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Which contains both Ca and Mg ?
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Heating of ores with flux to remove non fusible mass is called:
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In the electrolysis of alumina, cryolite is added to :
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