DP Chemistry (last assessment 2024)

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Question 20N.3.hl.TZ0.19d

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Date November 2020 Marks available [Maximum mark: 1] Reference code 20N.3.hl.TZ0.19d
Level hl Paper 3 Time zone TZ0
Command term Annotate Question number d Adapted from N/A
d.
[Maximum mark: 1]
20N.3.hl.TZ0.19d

Consider the structures of medicinal molecules in section 37 of the data booklet.

(d)

Circle two chiral carbons in the section of the Taxol structure below.

[1]

Markscheme

any two chiral carbons identified ✔

Examiners report

The idea of a chiral carbon was very well understood and nearly all scored the mark for identifying any two chiral carbons in Taxol.

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