The properties of oxides
3 marks · EasyThis question is about oxides and their properties.
State whether iron(III) oxide is likely to be acidic, basic or neutral.
Give the type of element which forms carbon monoxide.
State a general property of metal oxides.
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(a) basic
(b) non-metal
(c) They react with acids to form salts
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Marking points
B1 (a) · 1 mark · States basic for iron(III) oxide.
B1 (b) · 1 mark · Identifies carbon monoxide as a non-metal oxide.
B1 (c) · 1 mark · States metal oxides react with acids to form salts OR that they are basic.
Worked solution
a) Iron(III) oxide is basic.
b) Carbon monoxide is formed from a non-metal (carbon).
c) Metal oxides react with acids to form salts.