MIZORAM Class 10 Chemistry Acids, Bases and Salts
Introduction to Acids and Bases
Acids are those substances which liberate hydrogen ions in water.
Bases are those substances which liberate hydroxide ions in water.
Acids derived from living organisms i.e. plants and animals are known as Organic acidsProperties of Acids and Bases
Acid-Base indicators indicate the presence of an acid or a base in a solution either by a change in their smell or colour.
When acids react with metals, they displace hydrogen from acids and produce salts.
Metal carbonates as well as their bicarbonates react with acids, to form a salt, carbon dioxide and water.
Neutralization is a reaction in which the acids neutralize the base resulting in the formation of a salt and water.pH Scale and its Importance
Acids are those substances which liberate hydrogen ions in water.
Bases are those substances which liberate hydroxide ions in water.
Acids derived from living organisms i.e. plants and animals are known as Organic acids.
We should add acid into water for dilution and not water into acid.Important Chemical Compounds
Washing soda is prepared from brine solution and used in washing and removing permanent hardness of water.
Bleaching powder is prepared from slaked lime and used in textile industry and bleaching wood pulp.
Plaster of Paris is prepared from gypsum and used for setting fractured bones in the right position and making toys, statues, fire proofing materials.
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