Q. 23.8( 18 Votes )

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Answer :

The solution can be divided into three classes,i.e., acid, base and neutral solution :

1. Acid: Any substance that gives H+ ions when dissolved in water is called “acid.”Generally, they have a pH less than 7 in pH scale. Example HCl, HNO3, etc


2. Base: Any substance that gives OH- ions when dissolved in water is called as “base.”They have a pH more than 7 in pH scale. Example NaOH, NH4OH,etc


3. Neutral: The solutions with an equal concentration of H+ and OH-ions are called neutral solutions. They have a pH of 7in pH scale. Example: water


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