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Show the dissociation of the following compound on dissolving in water, with the help of a chemical equation and write whether the proportion of dissociation is small or large. Hydrochloric acid - Science and Technology

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Short Note

Show the dissociation of the following compound on dissolving in water, with the help of a chemical equation and write whether the proportion of dissociation is small or large. 

Hydrochloric acid

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Solution

(aq) + H2(l)H3O+(aq)+Cl-(aq)

Explanation:
Hydrochloric acid(HCl) is a strong acid, so HCl is ionised completely in an aqueous solution. In other words, every molecule of hydrochloric acid that is added to water will donate its proton H+ to a water molecule to form a hydronium cation, and H3O+and chloride ions Cl-  is formed.

Concept: Properties of Acids
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Balbharati Science and Technology 9th Standard Maharashtra State Board
Chapter 5 Acids, Bases and Salts
Exercise | Q 5.1 | Page 74
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