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Get Answers to all your Questions
Which of the following compounds is used as a fumigant to control insects in stored grains and as a pesticide in agriculture?
Phosphine
Phosphorus chloride
Sodium phosphate
Calcium phosphate
Answers (1)
The correct option is A.
Explanation of correct option
Option A Phosphine: This is a correct option. Phosphine is a colorless gas with a pungent odor that is commonly used as a fumigant to control insects in stored grains and as a pesticide in agriculture. It is also used in the semiconductor industry to dope silicon and as a reducing agent in organic synthesis.
Explanation of incorrect option
incorrect option B Phosphorus chloride: This is an incorrect option. Phosphorus chloride is a yellowish liquid with a pungent odor that is typically used as a chlorinating agent in organic synthesis. It is not commonly used as a fumigant or pesticide in agriculture.
incorrect option C Sodium phosphate: This is an incorrect option. Sodium phosphate is a compound of phosphorus that is commonly used as a food additive, a laxative, and a pH buffer in laboratory settings. It is not used as a fumigant or pesticide in agriculture.
incorrect option D Calcium phosphate: This is an incorrect option. Calcium phosphate is a compound of calcium and phosphorus that is commonly used as a supplement to prevent or treat calcium and phosphorus deficiencies. It is not used as a fumigant or pesticide in agriculture.
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