1.6

B 

(2)

2.4.2

The correct IUPAC name is 2-methylpropan-2-ol. 

(2)

2.5.2

(-O-H) instead of OH in the structure.

(2)

2.8

It is the Ketone irrespective of the halide. Carbonyl super cedes the halide so its

(2)

4.3.4

Vapour pressure is the pressure exerted by a vapour at equilibrium with its liquid in a closed system.

(2)

5.1

Hydration will be accepted to benefit learners who gave the type of addition reaction.  The correct answer is Addition reaction.

(2)

5.3

(2)

7.2.4

Angle of refraction P

(1)

The question paper will be marked out of 150 marks.
The errors were in the marking guideline and not in the question paper.