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1.1 Formulae, equations and hazards

1.1 Formulae, equations and hazards

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Question 125

Complete the balanced chemical equation for the reaction that occurs during the electrolysis of hydrobromic acid.

..... HBr→H2+Br2 \text{..... HBr} \rightarrow \text{H}_2 + \text{Br}_2 ..... HBr→H2​+Br2​
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1.1 Formulae, equations and hazards Questions

  1. GCSE
  2. /Chemistry
  3. /1.1 Formulae, equations and hazards

230 exam-style questions on Edexcel GCSE Chemistry 1.1 Formulae, equations and hazards, covering 1.1.1 Formulae, word and balanced equations, 1.1.2 Balanced ionic equations, and 1.1.3 Hazard symbols and risk in practical work. Each one has a worked solution and a mark scheme showing where the marks go.

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