Edexcel Gcse Chemistry/additional Science - Unit C2: Discovering Chemistry Page 3
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Answer All questions
Some questions must be answered with a cross in a box
.
If you change your mind about an answer, put a line through
the box
and then mark your new answer with a cross
.
TEMPERATURE CHANGES
1
(a) When a small amount of solid ammonium chloride
is shaken with water, a colourless solution forms.
(i)
What type of change has occurred? (1 mark)
Put a cross (
) in the box next to your answer.
A
dissolving
b
displacement
C
neutralisation
D
precipitation
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