An acid solution may be concentrated or dilute depending upon the amount of the acid present in the solution. Concentrated and dilute solutions of acids are generally used in laboratories.
When the solution contains a larger amount of the acid, it is said to be concentrated acid. For example: concentrated hydrochloric acid, sulphuric acid etc.
An acid which has relatively low concentration of acid dissolved in aqueous solution is called dilute acid. For example, dilute hydrochloric acid, nitric acid.
Which of the following are correct : (a) The concentration of hydrogen ion is increased during dilution of an acid. (b) A concentrated acid should never be diluted by adding water to the acid but by adding acid gradually to water. (c) Dilution of a concentrated acid by adding water is a highly exothermic process. | |||
Right Option : B | |||
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Dilution of a concentrated acid by adding water is a highly _________________ process. | |||
Right Option : A | |||
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Caustic soda is the common name for ___________________ | |||
Right Option : D | |||
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