you are given three unlabelled bottles a,bandc containi g colourless solution such that one of them is acid the other are basic and third neutral . how will you distinguish betweem by using chuna rose as an indicator?
Answers
Acids: The substance which has sour taste and acidic properties is known as acid.
Acidic Substances; The substances which have sour taste are called acidic substances.
Acidus/ Acere: The term acid has been derived from the Latin word Acidus or Acere.
Natural Acids: The acids which are found in plants and animals are commonly called natural acids or organic acids.
Mineral Acids: The acids which are prepared from non-living things like the minerals of the Earth by chemical means are called mineral acids.
Bases: The substances which have a bitter taste and soapy ( slippery) touch are known as bases. The nature of bases is basic.
Indicators: The special types of substances, which change their colour when come in contact with acidic or basic substances are called indicators. These are used to test whether a substance is acidic or basic.
Neutral substances: The substances which are neither acid, nor basic and do not affect indicators are called neutral substances. Ex. Distilled water
Acid Rain: Rain containing traces of mineral acids, such as Hydrochloric Acid (HCl), Nitric Acid ( HNO3) is called acid rain.
Neutralisation: The process due to which an acid completely reacts with a base with the evolution of heat to form salt and water as the products is called Neutralisation. It is the reaction between an acid and a base producing salt and water with the evolution of heat.
Salt: A new substance obtained by neutralization of an acid with a base is called salt.Salt may be acidic, basic or neutral in nature.
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