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1.1 Formulae, equations and hazards

1.1 Formulae, equations and hazards

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Question 137

Sodium chlorate(V) (NaClO3\text{NaClO}_3NaClO3​) is a powerful oxidising agent. It can react violently with organic materials and significantly intensify combustion.

Which hazard symbol must be displayed on a container of solid sodium chlorate(V) to represent this specific hazard?

A

Flammable (a symbol showing a plain flame)

B

Corrosive (a symbol showing liquids dripping onto a hand and a solid surface)

C

Oxidising (a symbol showing a flame over a circle)

D

Explosive (a symbol showing an exploding bomb)

Markscheme

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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