Advertisements
Advertisements
Question
Give four substances which contain water of crystallization and write their common name.
Advertisements
Solution
(i) Na2CO3.10H2O = Washing soda
(ii) MgSO4.7H2O = Epsom salt
(iii) CuSO4.5H2O = Blue vitriol
(iv) ZnSO4.7H2O = White vitriol
APPEARS IN
RELATED QUESTIONS
The pH of a salt used to make tasty and crispy pakoras is 14. Identify the salt and write a chemical equation for its formation. List its two uses.
Rock salt is mined just like ______.
Explain how anhydrous copper sulphate can be used to detect the presence of moisture (water) in a liquid.
Consider the following salts:
Na2CO3, NaCl, NH4Cl, CH3COONa, K2SO4, (NH)2SO4
Which of these salts will give:
- acidic solutions?
- neutral solutions?
- basic solutions (or alkaline solutions)?
A salt X when dissolved in distilled water gives a clear solution which turns red litmus blue. Explain the phenomenon.
Write the name and formula of one salt which contains:
Two molecules of water of crystallisation.
State what would you observe when :
Washing soda crystals are exposed to the atmosphere.
Differentiate hydrate and anhydrous salts with examples.
Write any five uses of salts.
A salt that is formed by the complete neutralization of an acid and a base is called ______ salt.
