McqMate
| Q. |
The chief source for the production of nitrogeneous fertilizers is : |
| A. | Ammonia |
| B. | Nitric acid |
| C. | Nitrogen |
| D. | Nitrogen dioxide |
| Answer» A. Ammonia | |
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Explanation: Nitrogen fertilizers are often made using the Haber-Bosch process which uses natural gas for the hydrogen and nitrogen gas from the air at an elevated temperature and pressure in the presence of a catalyst to form ammonia as the end product. This ammonia is used as a feedstock for other nitrogen fertilizers, such as anhydrous ammonium nitrate and urea. |
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