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(d) (i) Identify TWO Green Chemistry principles that are implemented in the
manufacture of ammonia by the Haber Process.
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[2 marks]
(ii) Choose one of the Green Chemistry principles identified in (d) (i), and explain
how that principle is adhered to in the process.
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[3 marks]
(iii) Using a named Green Chemistry principle not already utilized in the Haber
Process, explain how the manufacture of ammonia may be improved.
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[3 marks]
(e) Air serves as an important chemical resource for the biosphere. State ONE process by
which nitrogen in the atmosphere can enter the nitrogen cycle.
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[1 mark]
Total 30 marks
END OF TEST
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