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CGP EDU Academic Team
Published on: August 12, 2026
Chemical leaching is useful in the concentration of :
Text Solution
Verified by ExpertsThe correct answer is:
B
Al 2 O 3 (s) + 2NaOH(aq) + 3H 2 O(l) — → 2Na[Al(OH) 4 ](aq)
2Na[Al(OH) 4 ] (aq) + CO 2 (g) — → Al 2 O 3 .xH 2 O(s) + 2NaHCO 3 (aq)
Al 2 O 3 .xH 2 O(s) 
Al 2 O 3 (s) + xH 2 O(g)
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