| Date | May 2011 | Marks available | 1 | Reference code | 11M.1.hl.TZ1.11 |
| Level | HL | Paper | 1 | Time zone | TZ1 |
| Command term | State | Question number | 11 | Adapted from | N/A |
Question
Which species does not contain delocalized electrons?
A. \({\text{C}}{{\text{H}}_{\text{3}}}{\text{C}}{{\text{H}}_{\text{2}}}{{\text{O}}^ - }\)
B. \({\text{C}}{{\text{H}}_{\text{3}}}{\text{CO}}_2^ - \)
C. \({{\text{O}}_{\text{3}}}\)
D. \({\text{NO}}_3^ - \)
Markscheme
A
Examiners report
[N/A]
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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