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प्रश्न
When the concentrated aqueous solution of substance X is electrolysed, then NaOH, Cl2 and H2 are produced. Name the substance X. What is the special name of this process?
उत्तर
Substance X, which gives sodium hydroxide, Cl2 and H2 upon electrolysis, is NaCl. The electrolysis of sodium chloride solution is called the chlor-alkali process because of the products formed, 'chlor' for chlorine and 'alkali' for sodium hydroxide (NaOH).
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संबंधित प्रश्न
Write a balanced equation for the preparation of the following salts:
Copper sulphate from Copper Carbonate.
Give any two uses of common salt (sodium chloride).
What name is given to the common salt which is mined from underground deposits? How was this salt formed?
What happens when a few drops of water are added to anhydrous copper sulphate? Explain with the help of an equation.
P and Q are aqueous solutions of sodium chloride and sodium hydroxide, respectively. Which of these will turn:
red litmus blue?
Give one example of a salt which gives an aqueous solution having:
pH less than 7
Name a salts whose solubility increases with temperature.
Name the particles present in :
Strong electrolyte
Distinguish by a chemical test sodium chloride and sodium sulphite.
Write any five uses of salts.
