Difference Between Acid and Base

Q.2: Compare the physical properties of acids and bases?

Ans: Comparison between physical properties of acids and bases:

It is given in the table given below:

S. No	Acid	Base
1	The acid solution has better	The base solution has Sour taste.
2	The acid solution turns blue	The base solution turns red litmus paper to blue.
3	Strong acids are very corrosive and damage skin and other organic substance.	Strong bases are also very corrosive but less corrosive as compared to strong acids.
4	Acids solutions do not have a soapy touch.	The base solution has a soapy touch.
5	Acids solution conducts electric current.	Base solutions can also conduct an electric current.

Q.3: Describe the different concepts of acids and bases?

Ans: Different concepts about acids and bases:

The different concepts about acids and bases are described below: 1. The Arrhenius concept(The classical concept):

Introduction:

The first concept about acids and bases was presented by a Swedish chemist, Arrhenius in 1884.