| Date | May 2015 | Marks available | 1 | Reference code | 15M.1.hl.TZ2.12 |
| Level | HL | Paper | 1 | Time zone | TZ2 |
| Command term | Question number | 12 | Adapted from | N/A |
Question
Which combination of shape and bond angle is correct for a molecule of xenon tetrafluoride, \({\text{Xe}}{{\text{F}}_{\text{4}}}\)?
Markscheme
B
Examiners report
Whilst 70% gave the correct answer, a significant number (17%) missed the axial lone pairs and thought the molecule to be tetrahedral.
Syllabus sections
Additional higher level (AHL) » Topic 14: Chemical bonding and structure » 14.1 Covalent bonding and electron domain and molecular geometries
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