Correct Answer: Silver bromide

Solution : Correct Answer is Silver bromide

Light sensitive silver bromide is a crucial component of photographic film. Silver salts are made by adding sodium bromide to a silver nitrate solution.
Photographic paper and film are made up of a gelatin emulsion with silver halide grains that are placed onto a paper or film foundation. Chlorine, bromine, and iodine are common halides, with bromine being the most prevalent.
They are commonly used in black-and-white photography.

Silver iodide and potassium are two substances used in cloud seeding.The most typically utilized materials are iodide and dry ice (solid carbon dioxide).