Question

define acid and base

Answer 1

Answer: Acids:

An acid is a substance that gives hydrogen ion H+or a hydronium ion H3O+when dissolved in water. A substance, which has an acidic nature, contains one or more hydrogen and an anionic group in its formula.

Example: H2SO4 (sulfuric acid) contains two hydrogens or hydrogen ion 2H+and sulfate anion

When sulfuric acid dissolves in water it produces Hydrogen ion or hydronium ion which is shown below

Base:

A Base is a substance which gives hydroxide ion OH-when dissolved in water.

Example

NaOH It is a base since it contains OH- ion or hydroxide ion.

Explanation:

Answer 2

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Base:- A substance which can nitriles an acid to form a salt (and water) is called base ..

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Acid:-A substance which reacts with a base to form a salt (and water)is called an acid...

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