14774854
Description
Quiz by Anton Permyakov, updated more than 1 year ago
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Created by Anton Permyakov
about 6 years ago
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Question 1
Question
Type the approximate number of stable nuclei: [blank_start]........[blank_end]
Answer
-
275
Question 2
Question
What is the approximate percentage of even protons-even neutrons (e-e) nuclei?
Answer
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60%
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20%
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30%
Question 3
Question
What is the approximate percentage of even protons - odd neutrons (e-o) nuclei?
Answer
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30%
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20%
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50%
Question 4
Question
What is the percentage of odd protons - even neutrons (o-e) nuclei?
Answer
-
30%
-
20%
-
50%
Question 5
Question
p-p and n-n pairing must result in energy stabilisation of nuclei.
Answer
- True
- False
Question 6
Question
p-p and n-n pairing does not results in the same degree of stabilisation
Answer
- True
- False
Question 7
Question
p-n pairing does occur and does lead to stabilisation of nuclei
Answer
- True
- False
Question 8
Question
Drag and drop the names of the terms of the Liquid Drop Model:
Answer
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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
Question 9
Question
Liquid drop model gives good estimate of EB for mass numbers A > 40.
Answer
- True
- False
Question 10
Question
Select all the magic numbers of nucleons:
Answer
-
2
-
9
-
8
-
10
-
20
-
82
-
50
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120
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126
Question 11
Question
Drag and drop the missing labels of decay modes and descriptions of nuclei:
Answer
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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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