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Question : How is caustic soda obtained? Mention its uses.

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Solution :CAUSTIC Soda (NaOH) is manufactured by electrolysis of aqueous solution of sodium CHLORIDE (Brine). This method is called chloroalkali process.
`2NaCl (aq) + 2H_2O (l) to 2NaOH(aq) + Cl_2 + H_2`
Sodium hydroxide is USED in making soaps and DETERGENTS, degreasing metals, paper making and ARTIFICIAL fibers like rayon


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