DP Chemistry (last assessment 2024)

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Question 19M.1.sl.TZ2.12

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1.sl.TZ2.12
Level sl Paper 1 Time zone TZ2
Command term Question number 12 Adapted from N/A
12.
[Maximum mark: 1]
19M.1.sl.TZ2.12

Which compound has hydrogen bonds between its molecules?

A. CH4

B. CH4O

C. CH3Cl

D. CH2O

[1]

Markscheme

B

Examiners report

72 % of the candidates identified CH4O as having hydrogen bonds between its molecules. The most commonly chosen distractor was CH2O, the only other option containing oxygen.

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