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Electrochemistry — Chemistry STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceChemistryElectrochemistry2 Marks
Question
How are $Na , Mg$ and Al are obtained from electrolysis?
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Answer

Sodium and Magnesium are obtained by electrolysis of their molten chlorides and aluminium is obtained by electrolysis of aluminium oxide in presence of cryolite $\left( Na _3 AlF _6\right)$.

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