Chemistry, asked by Anonymous, 6 months ago

Explain Bayer's Process. With Reactions.

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Answered by Anonymous

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Rᴇǫᴜɪʀᴇᴅ Aɴsᴡᴇʀ:

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.

Al2O3 + 2 NaOH → 2 NaAlO2 + H2O. This treatment also dissolves silica, forming sodium silicate : 2 NaOH + SiO2 → Na2SiO3 + H2O.

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