| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.hl.TZ1.40 |
| Level | HL | Paper | 1 | Time zone | TZ1 |
| Command term | State | Question number | 40 | Adapted from | N/A |
Question
Which would be the most effective method to distinguish between liquid propan-1-ol and propan-2-ol?
A. Observation of colour change when warmed with acidified potassium dichromate
B. Determination of m/z value of molecular ion in the mass spectrum
C. Determination of percentage composition
D. 1H NMR spectroscopy
Markscheme
D
Examiners report
[N/A]
Syllabus sections
Additional higher level (AHL) » Topic 21: Measurement and analysis » 21.1 Spectroscopic identification of organic compounds
Show 38 related questions
