| Date | May 2012 | Marks available | 1 | Reference code | 12M.1.HL.TZ1.25 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 25 | Adapted from | N/A |
Question
All isotopes of uranium must have the same
A. chemical properties.
B. mass.
C. half-life.
D. decay constant.
Markscheme
A
Examiners report
[N/A]
Syllabus sections
Show 124 related questions
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- 17M.2.HL.TZ2.5a: Write down the nuclear equation for this decay.
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- 17M.2.SL.TZ2.4b: Rutherford and Royds put some pure radium-226 in a small closed cylinder A. Cylinder A is...
- 17M.2.SL.TZ2.4a: Write down the missing values in the nuclear equation for this decay.
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- 16M.1.SL.TZ0.24: ...
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- 15M.1.SL.TZ2.22: What is the relationship between nucleon number A, proton number Z and neutron number...
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- 15M.3.SL.TZ2.6b: Show that a photon of wavelength 656 nm can be emitted from a hydrogen atom.
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- 14M.1.HL.TZ1.32: The de Broglie wavelength of an electron is equal to the wavelength of a photon that has...
- 14M.1.HL.TZ1.29: The arrows below indicate transitions involving three energy levels of an atom. The...
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- 14M.1.HL.TZ2.32: The nuclei in a sample of a radioactive isotope decay by emitting α and γ particles. Which of...
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- 15N.2.SL.TZ0.4b: Outline why classical physics does not permit a model of an electron orbiting the nucleus.
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- 14N.2.SL.TZ0.3b: Identify the missing entries to complete the nuclear reaction for the decay of I-131.
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- 13N.1.SL.TZ0.23: In a particular atom, the nucleon number is the total number of A. protons.B. neutrons.C....
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- 11M.1.HL.TZ2.29: ...
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- 11N.2.HL.TZ0.13a: (i) Calculate, in eV, the energy of a photon of wavelength 490 nm. (ii) On the diagram...
- 11N.2.HL.TZ0.3a: Describe what is meant by (i) radioactive decay. (ii) nuclear fusion.
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- 13N.2.HL.TZ0.10d: The diagram shows four spectral lines in the visible line emission spectrum of atomic...
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