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| Q. |
Poison used for killing rats is – |
| A. | Calcium phosphide (Ca3P2) |
| B. | Zinc phosphide (Zn3P2) |
| C. | Magnesium nitride (Mg3N2) |
| D. | Magnesium phosphide (Mg3P2) |
| Answer» B. Zinc phosphide (Zn3P2) | |
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Explanation: Zinc phosphide is an inorganic compound that is used in pesticide products as a rodenticide. Formulated as attractive bait, it releases phosphine gas once it is exposed to acid and moisture in the stomach. The phosphine gas is very toxic to all animals. |
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