InterviewSolution
Saved Bookmarks
| 1. |
Which one of the following pairs is correctly matched? (a) Silver iodide — Horn silver (b) Silver chloride — Artificial rain (c) Zinc phosphide — Rat poison (d) Zinc sulphide — Philosopher’s wool |
|
Answer» (c) Zinc phosphide — Rat poison. Explanation: Cerargyrite, also called Horn Silver, gray, very heavy halide mineral composed of silver chloride (AgCl); it is an ore of silver. Tiny particles of silver iodide are sprayed on a cloud from an aeroplane. The particles attract water drops from the cloud. When they form a drop that is large enough, it starts raining. Zinc phosphide is an inorganic compound that is used in pesticide products as a rodenticide.. Zinc oxide is also known as philosopher's wool. |
|