DP Physics (last assessment 2024)
Question 18M.2.SL.TZ2.b.i
| Date | May 2018 | Marks available | [Maximum mark: 1] | Reference code | 18M.2.SL.TZ2.b.i |
| Level | SL | Paper | 2 | Time zone | TZ2 |
| Command term | State | Question number | b.i | Adapted from | N/A |
b.i.
[Maximum mark: 1]
18M.2.SL.TZ2.b.i
Rhodium-106 () decays into palladium-106 () by beta minus (β–) decay.
The binding energy per nucleon of rhodium is 8.521 MeV and that of palladium is 8.550 MeV.
State what is meant by the binding energy of a nucleus.
[1]
Markscheme
the energy needed to separate the nucleons of a nucleus
OR
energy released when a nucleus is formed from its nucleons
Allow neutrons AND protons for nucleons
Don’t allow constituent parts
[1 mark]
