Online GK Series

This site is dedicated to the aspirants of competitive exams SSC, UPSC, Railways, Bank, GATE and NET


The chemical used as a ‘fixer’ in photography is

A Borax
B Sodium sulphate
C Sodium thiosulphate
D Ammonium persulphate
Answer & Explanation
Option: [C]

Your Valuable Comments Please...

Please Like Us