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General Principles and processes of Isolation of Elements
easy
Refining of silver is done by :
A
liquation
B
poling
C
cupellation
D
van Arkel method
Solution
Cupellation is a process where ores are treated under high temperatures and controlled operations to separate noble metals like gold and silver, from base metals like led, copper, zinc, and others present in the ore or alloyed metal.
Standard 12
Chemistry
Similar Questions
Match List $-I$ with List $- II$
List $- I$ (Ore) | List $- II$ (Element Present) |
$(a)$ Kernite | $(i)$ Tin |
$(b)$ Cassiterite | $(ii)$ Boron |
$(c)$ Calamine | $(iii)$ Fluorine |
$(d)$ Cryolite | $(iv)$ Zinc |
Choose the most appropriate answer from the options given below.