Question

Which of the following methods, (a), (b), (c), (d) or (e) is generally used for preparing the chlorides listed below from (i) to (v). Answer by writing down the chloride and the letter pertaining to the corresponding method. Each letter is to be used only once.
(a) Action of an acid on a metal.
(b) Action of an acid on an oxide or carbonate.
(c) Direct combination.
(d) Neutralization of an alkali by an acid.
(e) Precipitation (double decomposition).
(i) copper(II) chloride.
(ii) iron(II) chloride.
(iii) iron(IIl) chloride.
(iv) lead (II) chloride.
(v) sodium chloride.

Answer 1

i.	Copper (II) chloride	Action of an acid on an oxide or carbonate
ii.	Iron (II) chloride	Action of an acid on a metal
iii.	Iron (III) chloride	Direct combination
iv.	Lead (II) chloride	Precipitation (double decomposition)
v.	Sodium chloride	Neutralisation of an alkali by an acid