GCSE Chemistry Edexcel 1CH0

0: Formulae, equations and hazards

#0.1

Recall the formulae of elements, simple compounds and ions

#0.2

Write word equations

#0.3

Write balanced chemical equations, including the use of the state symbols (s), (l), (g) and (aq)

#0.4

Write balanced ionic equations

#0.5

Describe the use of hazard symbols on containers

a) to indicate the dangers associated with the contents b) to inform people about safe-working precautions with these substances in the laboratory

#0.6

Evaluate the risks in a practical procedure and suggest suitable precautions for a range of practicals including those mentioned in the specification

1
(a) Atomic structure