Quick Review
A. The pH scale p.54
(a) hydrochloric acid
(b) orange juice
(c) distilled water
(d) glass cleaner
(e) sodium hydroxide
(f) acidity
(g) neutral
(h) alkalinity
B. Reactions of acids with various substances p.54
(a) (i) iron
(ii) zinc
(iii) magnesium
(iv) Hydrogen
(v) warm
(vi) heat
(b) (i) marble
(ii) limestone
(iii) Carbon dioxide
C. Causes and effects of acid rain p.56
(a) sulphur dioxide
(b) nitrogen oxides
(c) acids
(d) rivers
(e) lakes
(f) acidic
(g) corrode
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