Question

sodium thiosulphate is used in photography because​

Answer 1

Answer:

use in photography

Sodium thiosulfate (sodium hyposulfite), Na2S2O3, is used by photographers to fix developed negatives and prints; it acts by dissolving the part of the silver salts coated onto film which remain unchanged by exposure to light.

Oxidation states: −1, −2, +2 (in compounds with fluorine)

Electron config: 1s22s22p4

Melting point: −218.4 °C (−361.1 °F)

Boiling point: −183.0 °C (−297.4 °F)

Answer 2

Answer:The compound sodium thiosulphate is generally used in photography as a fixer because of its complex forming behaviour. ... Since sodium thiosulfate has a complex forming ability, during photography, it reacts with the undecomposed silver bromide( AgBr) to form a silver thiosulphate complex which is soluble in nature.

Explanation: