DP Chemistry (last assessment 2024)

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Question 17N.3.hl.TZ0.22b

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Date November 2017 Marks available [Maximum mark: 2] Reference code 17N.3.hl.TZ0.22b
Level hl Paper 3 Time zone TZ0
Command term Describe Question number b Adapted from N/A
b.
[Maximum mark: 2]
17N.3.hl.TZ0.22b

Ibuprofen and paracetamol are mild analgesics. One of the IR spectra below belongs to ibuprofen and the other to paracetamol. The structures of both compounds are given in section 37 of the data booklet.

(b)

Describe how mild analgesics function.

[2]

Markscheme

prevents/interferes with the production of prostaglandins

OR

prevents/interferes with the production of substances responsible for inflammation/pain/fever at the site of injury/source of pain

Syllabus sections