Table of Contents
- 1 What are the salts obtained from common salt?
- 2 How is common salt obtained chemistry?
- 3 What are the products that can be obtained from sodium chloride?
- 4 What is the major compound present in common salt?
- 5 How is common salt used as a raw material for chemicals?
- 6 How sodium hydroxide is obtained from common salt name the other by products obtained during the process?
- 7 What can be made from a common salt?
- 8 How is common salt recovered from salt water mixture?
What are the salts obtained from common salt?
The various salts obtained from common salt are sodium hydroxide, baking soda, washing soda, bleaching powder and many more.
How is common salt obtained chemistry?
Sodium Chloride (NaCl) is obtained by the process of evaporation of seawater. Salt obtained from Underground Deposits : Deposits of solid salt are also found in several parts of the world. These large crystals are often brown due to impurities.
What are uses of common salt?
Salt has long been used for flavoring and for preserving food. It has also been used in tanning, dyeing and bleaching, and the production of pottery, soap, and chlorine. Today, it is widely used in the chemical industry.
What are the different methods to obtain common salt Class 10?
The common salt is extracted by the crystallization of the brine solution. The main preparation methods of caustic soda are Nelson Diaphragm cell, Loewig’s method, and Castner Kellner method. In the Castner Kellner method, a brine solution is electrolyzed to get sodium hydroxide.
What are the products that can be obtained from sodium chloride?
Answer: The two products formed from NaCl are caustic soda (sodium hydroxide) and baking soda (sodium bicarbonate). Explanation: NaCl is the salt known as sodium chloride. The two products which are formed from this compound are baking soda and caustic soda.
What is the major compound present in common salt?
Sodium chloride
Sodium chloride , commonly known as salt (although sea salt also contains other chemical salts), is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions.
How is common salt prepared in the laboratory?
Preparation of Salts
- Reaction 1: Acid + alkali → salt + water.
- Reaction 2: Acid + metal → salt + hydrogen.
- Reaction 3: Acid + base → salt + water.
- Reaction 4: Acid + metal carbonate → salt + water + carbon dioxide.
How does common salt form?
While common ‘table salt’ is sodium chloride (NaCl), salts can more broadly be defined as the product formed from neutralizing an acid, where a metal atom (or positively charged radical) replaces one or more of the acid’s hydrogen atoms.
How is common salt used as a raw material for chemicals?
Answer: (c) Common salt (sodium chloride) is used as a raw material for making a large number of chemicals in industry such as sodium hydroxide, washing soda, baking soda, hydrochloric acid, hydrogen, chlorine and sodium metal. Chlorine gas obtained is used for making bleaching powder.
How sodium hydroxide is obtained from common salt name the other by products obtained during the process?
When electricity is passed through an aqueous solution of sodium chloride . (called brine), it decomposes to form sodium hydroxide. The process is called chlor-alkali process – because of the products fromed chlor for chlorine and alkali for sodium hydroxide. Sodium hydroxide solution is formed near the cathode.
What is the importance of common salt for human health?
Salt plays a crucial role in maintaining human health. It is the main source of sodium and chloride ions in the human diet. Sodium is essential for nerve and muscle function and is involved in the regulation of fluids in the body. Sodium also plays a role in the body’s control of blood pressure and volume.
How is sodium hydroxide obtained from common salt?
It is obtained by the electrolytic decomposition of solution of sodium chloride (brine). In the process of electrolytic decomposition of brine (aqueous solution of sodium chloride), brine decomposes to form sodium hydroxide.
What can be made from a common salt?
The common salt thus obtained is an important raw material for various materials of daily use, such as sodium hydroxide, baking soda, washing soda, bleaching powder and many more. Let us see how one substance is used for making all these different substances.
How is common salt recovered from salt water mixture?
This is because common salt is completely dissolve in water and not insoluble in it. We can recover common salt from salt water mixture by the process of evaporation. The solution of common salt and water is taken in a porcelain dish and heated gently by using a burner.
How is distillation used to recover both salt and water?
In order to recover both salt as well as water from salt water mixture the process of distillation is used. Distillation is the process of heating water to form water vapours or steam, and then cooling the hot water vapours to get back liquid water water.
What can you add to salt to make it flow better?
Sodium ferrocyanide, also known as yellow prussiate of soda, is sometimes added to salt as an anticaking agent. The additive is considered safe for human consumption. Such anticaking agents have been added since at least 1911 when magnesium carbonate was first added to salt to make it flow more freely.