Question

सूचक कितने प्रकार के होते है

Answer 1

Suchak panch prakar ke hote hai.

Answer 2

Given that,

Indicator

We know that,

We can divide the indicator in two parts.

(I). Natural  indicator :

They indicators which is acquired from naturally source.

For example : Litmus, clove and onion etc.

(II). Man made indicator :

They indicators which is made by human in laboratory.

For example : Methyl Orange, Phenolphthalein

These are very most important man made indicators. Which is used for recognise acid and base in laboratory.

Hence, This is required answer.