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1 markAmmonia

CAPE Chemistry Unit 2 · 2014 · Paper 2 · Question 3(c)(ii)

Figure 2 is a flow diagram showing the manufacture of ammonia involving processes A, B, C, and D.

State the condition necessary at C.

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Other parts of this question

  1. 3(a)(i)Write the equation for the process.[2 marks]
  2. 3(a)(ii)Indicate the conditions of temperature and pressure.[1 mark]
  3. 3(a)(iii)State the process by which nitrogen is produced for the production of ammonia.[1 mark]
  4. 3(a)(iv)State TWO factors which should influence the location of an ammonia industrial plant.[2 marks]
  5. 3(b)(i)Explain the effect on the yield of ammonia by raising the temperature.[2 marks]
  6. 3(b)(ii)Explain the effect on the yield of ammonia by raising the pressure.[2 marks]
  7. 3(c)(i)Identify the process occurring at A, B, and D.[3 marks]
  8. 3(c)(iii)What is the physical state of ammonia after the process at D?[1 mark]

More practice: the rest of this paper · more Ammonia questions · all CAPE Chemistry Unit 2 past papers