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प्रश्न
Why is sodium chloride required in our body?
उत्तर
Sodium chloride is required in our body for the functioning of our nervous system, the movement of muscles, the production of hydrochloric acid in the stomach for digestion of food and various other biochemical processes which occur in our body.
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संबंधित प्रश्न
Write the chemical name and formula of common salt.
What are the two main ways in which common salt (sodium chloride) occurs in nature?
Name the major salt present in sea-water.
Fill in the following blank:
Common salt is obtained from sea-water by the process of.............
Fill in the following blank:
Rock salt is mined just like ......................
Consider the following salts:
Na2CO3, NaCl, NH4Cl, CH3COONa, K2SO4, (NH4)2SO4
Which of salts will give:
neutral solutions?
Taking sodium carbonate as an example, give the meaning of the following terms: Anhydrous.
Name A colourless gas which bleaches.
Many salts absorb water from the atmosphere. This property is called:
The Salt Story
From: The New Indian Express 9 March 2021
The salt pans in Marakkanam, a port town about 120 km from Chennai are the third largest producer of salt in Tamil Nadu. Separation of salt from water is a laborious process and the salt obtained is used as raw materials for manufacture of various sodium compounds.
One such compound is Sodium hydrogen carbonate, used in baking, as an antacid and in soda acid fire extinguishers.
The table shows the mass of various compounds obtained when 1litre of sea water is evaporated.
| COMPOUND | FORMULA | MASS OF SOLID PRESENT /g |
| Sodium Chloride | NaCl | 28.0 |
| Magnesium Chloride | MgCl2 | 8.0 |
| Magnesium Sulphate | MgSO4 | 6.0 |
| Calcium Sulphate | CaSO4 | 2.0 |
| Calcium Carbonate | CaCO3 | 1.0 |
| TOTAL AMOUNT OF SALT OBTAINED | 45.0 | |
What is the pH of the acid which is used in the formation of common salt?
