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General Principles and processes of Isolation of Elements
medium
The process that involves the removal of sulphur from the ores is
A
Smelting
B
Roasting
C
Leaching
D
Refining
(JEE MAIN-2021)
Solution
In roasting process, metal sulphide $(MS)$ ore are converted into metal oxide and sulphur is remove in the form of $SO _{2}$ gas.
$2 MS +3 O _{2} \stackrel{\Delta}{\longrightarrow} 2 MO +2 SO _{2} \uparrow$
Standard 12
Chemistry
