Question

Can somebody please answer this question
What will happen if alkaline pyrogallic acid falls on the seeds or cotton wool?

Answer 1

Answer : Alkaline Pyrogallol absorbs oxygen.

Explanation : In 1832, it was noted the deposition of silver from silver salts. The oldest photographic developer is Pyrogallol. Oxygen is absorbed efficiently by Alkaline solutions of pyrogallol. They are useful to determine the oxygen content of gas mixtures.