| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.HL.TZ2.20 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 20 | Adapted from | N/A |
Question
Identify the conservation law violated in the proposed reaction.
p+ + p+ → p+ + n0 + μ+
A. Strangeness
B. Lepton number
C. Charge
D. Baryon number
Markscheme
B
Examiners report
[N/A]
Syllabus sections
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