| Date | May 2017 | Marks available | 1 | Reference code | 17M.1.HL.TZ2.7 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 7 | Adapted from | N/A |
Question
A stationary nucleus of polonium-210 undergoes alpha decay to form lead-206. The initial speed of the alpha particle is v. What is the speed of the lead-206 nucleus?
A. \(\frac{{206}}{4}\)v
B. v
C. \(\frac{{206}}{210}\)v
D. \(\frac{{4}}{206}\)v
Markscheme
D
Examiners report
[N/A]
Syllabus sections
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