Chemistry Acids, Bases, Salts Questions & Answers Pdf - 1
Question: 1
What is salts?
Salt is a substance formed by the neutralisation of an acid by base.
Example - Sodium chloride
Question: 2
How are salts classified?
Salts are classified as follows
Normal salts (simple salts)
Example - Sodium chloride, Potassium chloride
Acidic salts
Example - Sodium bisulphate, Potassium bisulphate, Sodium bicarbonate
Basic salts
Example - Basic magnesium chloride, basic lead chloride
Double salt
Sodium potassium carbonate, bleaching powder
Complex salts
Potassium ferro cyanide, sodium zinc cyanide
Question: 3
What are bases?
Bases are soapy or greasy to touch. They are highly corrosive in nature. They burn the sin when the body contacts with alkalis.
Question: 4
What are acids?
Acids are compounds found naturally in plants or derived from minerals which have sour taste.
Question: 5
Write a note on hydrated salts?
The salts which contain certain fixed number of water molecules, attached loosely to each molecule of the salt are called hydrated salts.
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