| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.hl.TZ2.27 |
| Level | HL | Paper | 1 | Time zone | TZ2 |
| Command term | Determine | Question number | 27 | Adapted from | N/A |
Question
What is the order of increasing acidity?
A. HClO < CH3CH2COOH < HF < HIO3
B. HClO < HF < CH3CH2COOH < HIO3
C. HIO3 < HF < CH3CH2COOH < HClO
D. HIO3 < CH3CH2COOH < HF < HClO
Markscheme
A
Examiners report
[N/A]
Syllabus sections
Additional higher level (AHL) » Topic 18: Acids and bases » 18.2 Calculations involving acids and bases
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