Zinc phosphide (Zn3P2) is a widely used inorganic rodenticide. When ingested by rodents, stomach acid reacts with the zinc phosphide to release toxic phosphine gas (PH3). Zinc phosphate (Zn3(PO4)2) is a different compound, primarily used in dental cements and coatings, and is not a recognized rodenticide. It is highly probable that the option lists Zinc Phosphate as a typographical error for Zinc Phosphide.
Which one of the following is used as rat poison?
Asked in UPPSC Upper Mains 2012 · Topic: Food Preservation, Nutrition, Medicine, etc. (Toxicology: Chemical Basis of Poisons, Heavy Metals, and Antidotes)
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Answer: D. Zinc Phosphate
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