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- 1. Multiple Choice
What is the mass number of this isotope?
131
53
184
78
- 2. Multiple Choice
What is the atomic number of this isotope?
131
53
184
78
- 3. Multiple Choice
How many protons does this isotope have?
131
53
184
78
- 4. Multiple Choice
How many neutrons does this isotope have?
131
53
184
78
- 5. Multiple Choice
What is the name of this isotope?
Iodine-131
Iodine-53
Iodine-184
Iodine-78
- 6. Multiple Choice
An alpha particle is made up of
2 protons and 4 neutrons
1 proton and 1 neutron
2 protons and 2 neutrons
4 protons and 2 neutrons
- 7. Multiple Choice
Which type of nuclear radiation can be stopped by a sheet of paper?
Alpha
Beta
Gamma
- 8. Multiple Choice
Which type of nuclear radiation can be stopped 60 cm of aluminum or 7 cm of lead?
Alpha
Beta
Gamma
- 9. Multiple Choice
When a substance undergoes beta decay
The atomic number increases by 1
The atomic number decreases by 2
The atomic number does not change
- 10. Multiple Choice
A radioactive shoe is wrapped in 3mm of aluminum foil but radiation is still detected. What must be true?
The shoe emits alpha radiation
The shoe emits beta radiation
The shoe emits gamma radiation
- 11. Multiple Choice
Which type of nuclear decay did Radon-198 go through?
alpha decay
beta decay
gamma decay
- 12. Multiple Choice
What will the values of x and y be?
x=194, y =83
x=194, y =84
x=194, y =85
I don't know. I should probably study this stuff more before the test.
- 13. Multiple Choice
A sample of Radium-228 decays from 100g to 12.5g. How many half lives did it experience?
1
2
3
4
- 14. Multiple Choice
How much of a 250g sample would be left after 5 half lives?
125g
62.5g
31.25g
7.81g
- 15. Multiple Choice
If the half life of Uranium-240 was 10 years, how long would it take for it to decay from 310g to 80g?
10 years
240 years
20 years
30 years
- 16. Multiple Choice
This image shows
nuclear fission
nuclear fusion
- 17. Multiple Choice
This image shows
Nuclear fission
Nuclear fusion
- 18. Multiple Choice
This equation shows
Nuclear fission
Nuclear fusion
- 19. Multiple Choice
This equation shows
Nuclear fission
Nuclear fusion
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