Part (a) candidates performed well in this question.  Part (b) many candidates could not answer this part correctly probably due to lack of laboraory equipment.  Part (c) was also poorly done by most candidates as they could not state correctly the colour changes as required by the question.

The expected answers are:

(a)(i)    Immisciblility (accept not miscible)
    (ii)   I.    X - palm oil
           II.   Y - water
   (iii)  Z - separating funnel

(b)(i)   fractionating column, liebig condenser, thermometer, source of heat, retort standwith clamp, distillation flask.
    (ii)   glass cover/split cork, tank/boiling tube/beaker, filter paper/plate
   (iii)   evaporating basin/dish/beaker, tripod stand with wire gauze, source of heat/bunsen burner.

(c)(i)   colourless
  (ii)  I .  the green iron  (II) chloride changes to brown
           II.  bromine water being brown changes to colourless/brown colour of bromine water decolorised.

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