DP Chemistry (last assessment 2024)
Question 19M.3.sl.TZ2.8b
Date | May 2019 | Marks available | [Maximum mark: 2] | Reference code | 19M.3.sl.TZ2.8b |
Level | sl | Paper | 3 | Time zone | TZ2 |
Command term | Sketch | Question number | b | Adapted from | N/A |
b.
[Maximum mark: 2]
19M.3.sl.TZ2.8b
Sucrose is a disaccharide.
(b)
Sketch the cyclic structures of the two monosaccharides which combine to form sucrose.
[2]
Markscheme
[✔]
[✔]
Examiners report
This question was very poorly answered. Many students lost marks due to sloppy drawing and incorrect bond linkages. Some students did not separate the two saccharides as instructed.
