What is the chemical formula of rock salt? give commercial names and formulae of 2 compouds of daily use which are prepared starting from rock salt

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Solution

NaCl is known as rock salt.
Uses:
1. It is used as common salt or table salt.
2. It is used for preparation of Caustic soda, Washing soda and chlorine gas.

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Q. Name the four chemicals that are obtained from common salt and write their molecular formulae.

Question 1

(a) What are the uses of common salt?

(b) What is rock salt? Give examples.

1) what is a salt? Give the names and formula of any two salts. Also name the acids and bases from which these salts may be obtained?

2) what is meant by hydrated and anhydrous salts.give examples.

3) write the names formulae and colours of any two hydrated salts.

Q. Fill in the following blanks:
(a) Common salt is obtained from sea-water by the process of.............
(b) Rock salt is mined just like ......................
(c) Chemical formula of washing soda is ..................
(d) Sodium hydrogen carbonate is .................. soda whereas sodium carbonate is ................. soda.
(e) The chemical formula of plaster of Paris is ............

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What is the chemical formula of rock salt? give commercial names and formulae of 2 compouds of daily use which are prepared starting from rock salt

NaCl is known as rock salt.Uses:1. It is used as common salt or table salt.2. It is used for preparation of Caustic soda, Washing soda and chlorine gas.

NaCl is known as rock salt.
Uses:
1. It is used as common salt or table salt.
2. It is used for preparation of Caustic soda, Washing soda and chlorine gas.