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Drupady [299]
3 years ago
13

How to obtain pure aluminium oxide from sodium aluminate. pls help.​

Chemistry
1 answer:
cupoosta [38]3 years ago
6 0

Answer:

<em>By</em><em> </em><em>Bayer</em><em> </em><em>process</em><em>.</em>

Explanation:

<em>In the Bayer process, bauxite ore is heated in a pressure vessel along with a sodium hydroxide solution (caustic soda) at a temperature of 150 to 200 °C. At these temperatures, the aluminium is dissolved as sodium aluminate (primarily [Al(OH)4]−) in an extraction process.</em>

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