Choose from the following metals to answer the questions below:


#1

Choose from the following metals to answer the questions below:
Aluminium, calcium, copper, iron, magnesium, potassium, nickel and zinc Name a metal which
(i) is manufactured by the electrolysis of its molten oxide.
(ii) is used to galvanise iron.
(iii) is alloyed with zinc to make brass.
(iv) reacts with aqueous copper (II) sulphate to give a pink solid.
(v) does not react with cold water.


#2

(i) Aluminium is manufactured by the electrolysis of its molten oxide.
(ii) Zinc, being more reactive used to galvanise iron.
(iii) Copper is alloyed with zinc to make brass.
(iv) Iron reacts with aqueous copper (II) sulphate to give a pink solid.
(v) Iron reacts with steam, but has no reaction with cold water.