ICSE Class 10 Chemistry 2016 Solved Paper

Question : 77 of 85

Marks: +1, -0

Write the equation for the reaction where the aluminium oxide for the electrolytic extraction of aluminium is obtained by heating aluminium hydroxide.

Solution:

2 {\Al}( {\OH})_3 \ {─────▸} ↖{1000^{∘} {\C}} {\Al}_2 {\O}_3+3 {\H}_2 {\O}

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