Question

1.Explain preparation of sodium bi carbonate
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Answer 1

Explanation:

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Answer 2

Answer::

Sodium bicarbonate is a salt with the composition of sodium and bicarbonate ions. It is a chemical element with formula NaHCO3. Its IUPAC name is Sodium hydrogen carbonate and its other name is baking soda, bicarb or bicarbonate of soda. It has the boiling point of 851 degree Celsius and a melting point of 50 degree Celsius.

PRODUCTION:

Solvay Process

Sodium bicarbonate is mainly produced by the Solvay process. Solvay process is sodium chloride, ammonia and carbon dioxide reaction in water.

Sodium bicarbonate can be prepared by carbon dioxide reacts with the sodium hydroxide aqueous solution. This reaction initially produces sodium carbonate.

Na2CO3 + CO2 + H2O → 2 NaHCO3

Then, adding carbon dioxide to this reaction produces sodium bicarbonate.

Na2CO3 + CO2 + H2O → 2 NaHCO3

Explanation:

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