Poison used for killing rats is
A
Calcium phosphide (Ca<sub>3</sub>P<sub>2</sub>)
B
Zinc phosphide (Zn<sub>3</sub>P<sub>2</sub>)<br>
C
Magnesium nitride (Mg<sub>3</sub>N<sub>2</sub>)<br>
D
Magnesium phosphide (Mg<sub>3</sub>P<sub>2</sub>)
Correct Answer: Zinc phosphide (Zn<sub>3</sub>P<sub>2</sub>)<br>
Poison used for killing rats is Zinc phosphide.