Question

SECTION -D
(a)Write the chemical name of Na2CO3.10 H2O and Na2CO3.
(b)Mention the term used for water molecules attached with a salt.
(c)With the help of chemical equation, explain the method of preparation of
both Na2CO3.10 H2O and Na2CO3.
​

Answer 1

Answer:Na2CO3.10H2O - Sodium carbonate decahydrate.

Na2CO3 - MAnhydrous sodium carbonate.  

10H2O - Water of crystallization which impacts shape and colour to the crystals.  

Preparation :

Uses :  

(i) Used in glass, soap and paper industries.  

(ii) Used in the manufacture of borax.

(iii) Used as a cleansing agent for domestic purpose.

Explanation:

Answer 2

Explanation:

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