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General Principles and processes of Isolation of Elements
easy
Which one of the following statements is incorrect?
A
Tin is extracted by carbon reduction (smelting)
B
Aluminium is extracted by Hall’s process which involves carbon reduction.
C
Extraction of lead does not involve bessemerisation
D
Silver is extracted by cyanide process
Solution
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Standard 12
Chemistry
Similar Questions
Match list $I$ with list $II$ and select the correct answer using the codes given below the lists
| List $I$ | List $II$ | ||
| $I.$ | Cyanide process | $A.$ | Ultrapure $Ge$ |
| $II.$ | Floatation process | $B.$ | Pine oil |
| $III.$ | Electrolytic reduction | $C.$ | Extraction of $Al$ |
| $IV.$ | Zone refining | $D.$ | Extraction of $Au$ |
