14774854
Beschreibung
Quiz von Anton Permyakov, aktualisiert more than 1 year ago
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Erstellt von Anton Permyakov
vor fast 6 Jahre
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Frage 1
Frage
Type the approximate number of stable nuclei: [blank_start]........[blank_end]
Antworten
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275
Frage 2
Frage
What is the approximate percentage of even protons-even neutrons (e-e) nuclei?
Antworten
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60%
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20%
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30%
Frage 3
Frage
What is the approximate percentage of even protons - odd neutrons (e-o) nuclei?
Antworten
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30%
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20%
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50%
Frage 4
Frage
What is the percentage of odd protons - even neutrons (o-e) nuclei?
Antworten
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30%
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20%
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50%
Frage 5
Frage
p-p and n-n pairing must result in energy stabilisation of nuclei.
Antworten
- True
- False
Frage 6
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p-p and n-n pairing does not results in the same degree of stabilisation
Antworten
- True
- False
Frage 7
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p-n pairing does occur and does lead to stabilisation of nuclei
Antworten
- True
- False
Frage 8
Frage
Drag and drop the names of the terms of the Liquid Drop Model:
Antworten
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Volume Term
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Assymetry term
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Coulomb term
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Surface energy term
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Pairing term
Frage 9
Frage
Liquid drop model gives good estimate of EB for mass numbers A > 40.
Antworten
- True
- False
Frage 10
Frage
Select all the magic numbers of nucleons:
Antworten
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2
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9
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8
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10
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20
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82
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50
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120
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126
Frage 11
Frage
Drag and drop the missing labels of decay modes and descriptions of nuclei:
Antworten
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Proton poor
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Proton rich
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Beta - decay
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Beta + decay , Electron Capture
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