Core &
Ext. Metals: Uses
Slide 24 of 39
Paper 2 Practice
Questions
(ii) a transition metal.
(iii) a metal which is in Group IV of the periodic
table.
(iv) a substance which will release carbon dioxide when
an acid is added.
(v) a metal which is used to make aircraft bodies. [5]
3. J02/2/2.
Candle sticks are often made of brass.
(a) Brass is an alloy
of copper and zinc. The composition of 50 g of aluminum brass is
shown in the table.
38
11
1
trace
Copper
Zinc
Aluminum
arsenic
G of element in 50 g of brass
Element present in the brass