Question

what do you mean by acid and base tell me both strong or weak name

Answer 1

Acids have sharp sour taste.the word acid is derived from Latin word acids, meaning sour.acids found in plants and animals are commonly called organic acids they are weak acids.
Eg-vinegar, Latin acid, citric acid.some acids that are obtained from minerals of earth for eg-sulphuric acid they are strong acids...
it is a substance with ph below 7.

Bases are subtances that conteract acids.they are bitter in taste and are harmful in many cases.there ph level is above 7 eg-sodium hydroxide.

Answer 2

Acid:Those chemical substances which are sour in taste and also have to ability to change the colour of blue litmus to red
strong acid which are completely ionised in water and produce more amount of h+ ions weak acid are those which is partially ionised in water and produces small amount of h+ ions

Base:Those which are bitter in taste they have tendency to neutralize the acid and acidic affect
strong base are dissolve in water completely and produces large amount of oh- ions and weak are those which is partially dissolve in water and produces small amount of oh- ions