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Reversible reactions and equilibria

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Question 16

Nitrogen dioxide gas reacts to form dinitrogen tetroxide gas. Nitrogen dioxide is a brown gas and dinitrogen tetroxide is a colourless gas.

2NO2(g)⇌N2O4(g) 2\text{NO}_2(\text{g}) \rightleftharpoons \text{N}_2\text{O}_4(\text{g}) 2NO2​(g)⇌N2​O4​(g)

Nitrogen dioxide is sealed in a container and left until a state of dynamic equilibrium is reached.

The conditions are then altered to favour the forward reaction.

Explain what you would observe as the mixture reaches its new equilibrium.

[2]

Reversible reactions and equilibria Questions

  1. GCSE
  2. /Chemistry
  3. /Reversible reactions and equilibria

Practise Edexcel GCSE Chemistry Reversible reactions and equilibria with exam-style questions for Foundation and Higher tier. 38 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank