1. Zinc sulphide
  2. Lead sulphide
  3. Calcium Phosphate
  4. Zinc Phosphide
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Option 4 : Zinc Phosphide

  • Zinc phosphide is inorganic compound of phosphorus and zinc.
  • It uses as rodenticide to kill rats and other rodents.
  • In stomach of Rodents it produces poisonous gas phosphine which actually kills rodents. 
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