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NEET
Exam
NEET
Subject
Chemistry
Chapter
General Principles and Processes of Isolation of Metals

NEET · Chemistry · General Principles and Processes of Isolation of Metals

How is the concentration of alumina (Al 2 O 3 ) carried out from...

How is the concentration of alumina (Al2O3) carried out from bauxite in the leaching process?

Options

  1. ABy using concentrated HCl
  2. BBy heating with a concentrated solution of NaOH
  3. CBy dissolving in water
  4. DBy adding FeSO4

Correct answer

B. By heating with a concentrated solution of NaOH

Step-by-step solution

The concentration of alumina from bauxite in the leaching process is done by heating it with a concentrated solution of NaOH.
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