What do you know about alkanes?
The Haber Process and NPK Fertilisers Quiz
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Question 1 of 13Question 1
Match each raw material with its source for the Haber process.
- Air
- Nitrogen-based fertilisers
- Nitrogen
- Ammonia
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Question 2 of 13Question 2
Arrange the following steps of the Haber process in the correct sequence.
- Gases passed over an iron catalyst at high temperature and pressure
- Ammonia is cooled and liquefied
- Formation of ammonia
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Question 3 of 13Question 3
What is the optimum temperature used in the Haber process?
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Question 4 of 13Question 4
What pressure is used in the Haber process?
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Question 5 of 13Question 5
Use some of the following answers to fill in the blanks:
Nitrogen, hydrogen, iron, catalyst, ammonia, reversible-
In the Haber process, and react over an to form . This reaction is .
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Question 6 of 13Question 6
Which of the following best describes the reaction in the Haber process?
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Question 7 of 13Question 7
Select all statements that are true about dynamic equilibrium in the Haber process.
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Question 8 of 13Question 8
Match each treatment with the resulting fertiliser salt when phosphate rock is treated.
- Calcium nitrate
- Calcium phosphate
- Nitric acid
- Phosphoric acid
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Question 9 of 13Question 9
Arrange the following materials in order of use during NPK fertiliser production.
- Phosphate rock
- Ammonia
- Nitric acid
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Question 10 of 13Question 10
Use some of the following answers to fill in the blanks:
Mining, nitric acid, phosphate rock, sulfuric acid-
Potassium chloride and potassium sulfate are obtained by , and is treated with or to produce soluble salts.
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Question 11 of 13Question 11
Which of the following is NOT directly used as a raw material in the industrial production of NPK fertilisers?
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Question 12 of 13Question 12
Which pair of components are necessary to create ammonium nitrate, a component of NPK fertilisers?
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Question 13 of 13Question 13
Which of the following is the balanced chemical equation for the Haber process?
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