Fertilizer Industry Processes
Chemistry ⇒ Industrial Chemistry
Fertilizer Industry Processes starts at 11 and continues till grade 12.
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Describe the environmental impact of excessive fertilizer use.
Describe the main steps involved in the Haber process for ammonia synthesis.
Describe the process of granulation in fertilizer manufacturing.
Explain the difference between straight and complex fertilizers.
Explain the role of ammonia in the production of NPK fertilizers.
Explain why blending is important in the production of compound fertilizers.
Explain why high pressure is used in the Haber process.
Explain why temperature in the Haber process is a compromise between yield and rate.
Which of the following is a by-product of the Haber process? (1) Water, (2) Methane, (3) Oxygen, (4) Carbon dioxide
Which of the following is a common impurity in phosphate rock? (1) Silica, (2) Iron, (3) Fluorine, (4) Sulfur
Which of the following is a common method for removing impurities from phosphoric acid? (1) Filtration, (2) Distillation, (3) Crystallization, (4) Sublimation
Which of the following is a major environmental concern associated with nitrate fertilizers? (1) Acid rain, (2) Eutrophication, (3) Ozone depletion, (4) Global warming
Fill in the blank: The catalyst used in the Haber process is ________.
Fill in the blank: The main advantage of using slow-release fertilizers is ________.
Fill in the blank: The main by-product of the wet process for phosphoric acid production is ________.
Fill in the blank: The main industrial method for producing hydrogen for ammonia synthesis is ________.
True or False: Ammonium nitrate is produced by the reaction of ammonia with nitric acid.
True or False: Ammonium phosphate is produced by reacting ammonia with phosphoric acid.
True or False: Ammonium sulfate is produced by the reaction of ammonia with sulfuric acid.
True or False: Potassium nitrate can be produced by reacting potassium chloride with nitric acid.
