1.
How is common salt obtained ? Name the important chemicals produced from common salt ?
Answers
Explanation:
Salt is obtained from seawater by the process of Evaporation. Seawater is trapped in large, shallow pools and allowed to stand there. The sun's heat evaporates the water slowly and common salt is left behind. This salt is further collected, purified and packed for domestic use.
There are a number of chemicals that can be obtained from common salt and they can be put to different uses in daily life. Some of these chemicals include Sodium Hydroxide which is also known as Caustic Soda. Bleaching powder, washing soda, baking soda are the chief chemicals obtained.
Answer:
In the chlor alkali process, sodium hydroxide is prepared from common salt (sodium chloride). The byproducts are hydrogen gas and chlorine gas. Electrolysis of aqueous sodium chloride (brine solution) in Castner-kellner cell gives sodium hydroxide, chlorine gas and hydrogen gas.
Explanation:
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