Discussion Forum : Surface Chemistry
Question -


Silver iodide is used in bringing about artificial rain because silver iodide

Options:
A .   is easily decomposed in presence of sunlight
B .   contains iodide ions which are large in size
C .   has crystal structure similar to ice and leads to coagulation
D .   being heavy, its spray brings the water droplets down
Answer: Option C
:
C

Ag+I ions brings about coagulation of water droplets easily.



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