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) Neutralisation of an alkali by an acid.
(e) Precipitation (double decomposition).
(i) copper (II) chloride
(ii) iron (III) chloride)
(iii) iron (II) chloride
(iv) lead (II) chloride
(v) sodium chloride