Questions
In photography, sodium thiosulphate is used as
detailed solution
Correct option is A
In order to make the image permanent, it is necessary to remove the unreduced silver bromide from the surface of the developed film. This operation is called fixing of image. Fixing is done by dipping the developed film or plate in sodium thiosulphate (hypo) solution. The hyposolution dissolves the unreduced silver bromide by forming a complex. AgBr+2Na2S2O3→Na3AgS2O32Sodium argentothiosulphate (soluble)+NaBrThus sodium thiosulphate acts as a complexing agent.Similar Questions
A reagent used for identifying nickel ion is:
Get your all doubts cleared from
Sri Chaitanya experts
799 666 8865
support@infinitylearn.com
6th Floor, NCC Building, Durgamma Cheruvu Road, Vittal Rao Nagar, HITEC City, Hyderabad, Telangana 500081.
JEE Mock Tests
JEE study guide
JEE Revision Notes
JEE Important Questions
JEE Sample Papers
JEE Previous Year's Papers
NEET previous year’s papers
NEET important questions
NEET sample papers
NEET revision notes
NEET study guide
NEET mock tests