DP Chemistry (last assessment 2024)

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Question 18N.2.hl.TZ0.b.i

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Date November 2018 Marks available [Maximum mark: 2] Reference code 18N.2.hl.TZ0.b.i
Level hl Paper 2 Time zone TZ0
Command term Draw Question number b.i Adapted from N/A
b.i.
[Maximum mark: 2]
18N.2.hl.TZ0.b.i

Carbon dioxide contributes significantly to global warming. It can be used as a raw material with methyloxirane to form polymers.

Draw two structural isomers of methyloxirane.

[2]

Markscheme

Any two of:
CH3COCH3 ✔

CH3CH2CHO ✔

CH2=CHCH2OH ✔

CH3OCH=CH2 ✔

 

Accept displayed or condensed structural formulas or skeletal formulas.

Accept CH(OH)=CHCH3 and CH2=C(OH)CH3.

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