Question 28
Question 28 of 40
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Periodic Table
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Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
14. Hydrocarbons
14.2. Alkenes

describe and explain the inductive effects of alkyl groups on the stability of primary, secondary and tertiary cations formed during electrophilic addition (this should be used to explain Markovnikov addition)

15. Halogen compounds
15.1. Halogenoalkanes

recall that primary halogenoalkanes tend to react via the \( S_N2 \) mechanism; tertiary halogenoalkanes via the \( S_N1 \) mechanism; and secondary halogenoalkanes by a mixture of the two, depending on structure