MetallurgyHard
Question
Main source of lead is PbS. It is converted to Pb by :
(X) : PbS
(Y) : PbS
(Z) : PbS
Self - reduction process is :
(X) : PbS
(Y) : PbS
(Z) : PbS
Self - reduction process is :
Options
A.X
B.Y
C.Z
D.none
Solution
(Y) PbS reduces PbO to Pb ; it is called self reduction.
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