Question

agnesium is an active metal if it occurs as a chloride in nature, which method of
duction is suitable for its extraction ?
2 Marks
The method of reduction which is useful for chloride of magnesium which is active
is electrolytic reduction.
Fused MgCl, is electrolysed with steel cathode (-) and graphite anode (+). The
metal (Mg) will be deposited at cathode and chlorine gas liberates at the anode.
At cathode : Mg2+ + 2 e--> Mg
At anode : 2 ct - Cl2 + 2 e
ola
2012​

Answer 1

Answer:

electrolysis of fused Mgcl2 with kcl

Explanation:

magnesium chloride ore is carnallite

kcl.mgcl2.6h2o

since this ore is heated in the excess of dry hcl gas to

produce anhydrous Mgcl2

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