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General Principles and processes of Isolation of Elements
medium

નીચેના પૈકી સ્મેલ્ટીગ તબક્કા સાથે સંકળાયેલી પ્રક્રિયા કઇ છે ?

A

$A{l_2}{O_3}.2{H_2}O\, \to \,A{l_2}{O_3}\, + \,2{H_2}O$

B

$F{e_2}{O_3}\, + \,3C\,\, \to \,2Fe\, + \,3CO$

C

$ZnC{O_3}\,\, \to \,ZnO\, + \,C{O_2}$

D

$2PbS\, + \,3{O_2}\, \to \,2PbO\, + \,2S{O_2}$

Solution

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Standard 12
Chemistry

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