DP Chemistry (first assessment 2025)
Question 22M.1A.SL.TZ1.7
Date | May 2022 | Marks available | [Maximum mark: 1] | Reference code | 22M.1A.SL.TZ1.7 |
Level | SL | Paper | 1A | Time zone | TZ1 |
Command term | Classify | Question number | 7 | Adapted from | N/A |
7.
[Maximum mark: 1]
22M.1A.SL.TZ1.7
Which gases are acidic?
I. nitrogen dioxide
II. carbon dioxide
III. sulfur dioxide
A. I and II only
B. I and III only
C. II and III only
D. I, II and III
[1]
Markscheme
D
Syllabus sections
Structure 3. Classification of matter » Structure 3.1—The periodic table: Classification of elements » Structure 3.1.5—Metallic and non-metallic properties show a continuum. This includes the trend from basic metal oxides through amphoteric to acidic non-metal oxides. Deduce equations for the reactions with water of the oxides of group 1 and group 2 metals, carbon and sulfur.