The chemical used for cloud seeding for artificial rains is
A
Silver Nitrate
B
Potassium Bromide
C
Silver Iodide
D
Potassium Nitrate
Correct Answer: Silver Iodide
The most common chemicals used for cloud seeding include silver iodide, potassium iodide and dry ice (solid carbon dioxide) and Liquid propane. These salt particles act as a core (cloud condensation nuclei or ice-nucleating particles) which draw water vapour within the cloud towards them.