Q691
The chemical used for cloud seeding for artificial rains is
A.
Silver Nitrate
B.
Potassium Bromide
C.
Silver Iodide
AnswerD.
Potassium Nitrate
Answer: Option C
Solution
Answer: Option C
Solution:
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.