Question

Four uses of sodium hydroxide? ​

Answer 1

Answer:

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Four uses of sodium hydroxide?

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• It is used in soap industry.
• It is used to prepare rayon.
• It is used as reagent in laboratory.
• It is used in paper industry.

Answer 2

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☛ Sodium hydroxide is used for making soaps and detergents.

☛ It is used in de-greasing metals,oil refining and making dyes and bleaches.

☛ It is used in purifying bauxite ore from which aluminium metal is extracted.

☛ It is used for making artificial textile fibres such as rayon.

☛ It is used in the manufacture of paper.

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☛ Sodium hydroxide is commonly known as caustic soda.

☛ The chemical formula of sodium hydroxide is NaOH.

☛ sodium hydroxide is produced by the electrolysis of a concentrated aqueous solution of sodium chloride which is called brine.