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The most common use will be as a cleaning agent. NaoH is a strong base and it reacts with a fatty acid to form soap.

NaOH is also used in Aluminium production. It is added into the mineral bauxite (a mixture of hydrated Aluminium Oxide (Al2O3) and hydrated Iron Oxide (Fe2O3) and it will be reacting with Aluminium Oxide only to form Sodium Aluminate [NaAl(OH)4], which will be in a solution. After filtration takes place, Iron Oxide and other impurities will be separated with Sodium Aluminate.

Al2O3 + 3H2O + 2NaOH --> 2[NaAl(OH)4]

After that, Aluminium Oxide will precipitate due to the introduction of the Aluminium Hydroxide and then the precipitates are washed and heated to form pure Aluminium.

NaOH is also used in Cryolite (Na3AlF6). NaOH is reacted with Aluminium Oxide to produce another form of Sodium Aluminate (NaAlO2). NaAlO2 is then reacted with Hydrogen Fluoride (HF) to form Cryolite.

Al2O3 + 2NaOH = 2NaAlO2 + H2O

6HF + 3NaAlO2 = Na3AlF6 + 2Al(OH)3

Cryolite is a useful material that is used in the production of Potassium Aluminium Sulphate, Sodium Carbonate and Aluminium Sulphate. It also acts as a catalyst in the electrolysis of Aluminium extraction to lower Aluminium's melting point.

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Related Questions

What is the use Sodium hydroxide?

Sodium hydroxide is use to absorb carbon dioxide.


What is the Name for NaOH?

The chemical name is Sodium Hydroxide. It is made of Na+ ions and OH- ions.


If you were to make sodium hydroxide from an oxide what oxide would you use?

Sodium hydroxide (NaOH) is formed.


Can you use glycerin to dissolve sodium hydroxide?

Yes, glycerin can be used to dissolve sodium hydroxide. When sodium hydroxide is added to glycerin, it will dissolve and form a clear viscous solution. It is important to handle sodium hydroxide carefully as it is a caustic substance.


If you use potassium hydroxide instead of sodium hydroxide what salt would you make?

If you use potassium hydroxide instead of sodium hydroxide, you would make potassium salts instead of sodium salts. For example, if you reacted potassium hydroxide with hydrochloric acid, you would produce potassium chloride.


Symbol for Sodium hydroxide?

The symbol for Sodium Hydroxide is NaoH


What is the name of the formula NaOH?

Sodium hydroxide.


What chemicals are there in Sodium hydroxide?

sodium hydroxide is itself a chemical. It can disassociate into a sodium cation and a hydroxide anion


Is sodium hydroxide a metal?

No, sodium hydroxide is a compound.


What do you use to make soap?

The principal materials are greses, sodium hydroxide and sodium chloride.


How many grams of sodium hydroxide will react with 150g of phosphoric acid sodium phosphate is one product?

To find the amount of sodium hydroxide needed to react with 150g of phosphoric acid, you first need to determine the balanced chemical equation between sodium hydroxide and phosphoric acid. From there, you can use stoichiometry to calculate the amount of sodium hydroxide needed.


What is the chemical NaOH called?

Sodium hydroxide.