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- 1. Multiple Choice
The number 16 in carbon-16 is the _____________.
mass
mass number
atomic numbrer
number of protons
- 2. Multiple Choice
In nuclear chemistry, an atom is referred to as a ________.
nucleus
nuclide
postiron
nucleon
- 3. Multiple Choice
Identify X in this equation:
electron
positron
alpha particle
proton
neutron
- 4. Multiple Choice
Identify Y in this equation:
electron
positron
alpha particle
proton
neutron
- 5. Multiple Choice
Identify Z in this equation:
electron
positron
alpha particle
proton
neutron
- 6. Multiple Choice
What is the n/p ration of Al-30?
1.3
1.2
1
1.5
- 7. Multiple Choice
The following nuclides may be stable except:
Ba (Barium)
Zn (Zinc)
Au (Gold)
Th (Thorium)
Pb (Lead)
- 8. Multiple Choice
Which is more stable: O-15 or O-16?
O-15
O-16
- 9. Multiple Choice
Which is more stable: C-14 or C-13?
C-13
C-14
- 10. Multiple Choice
What kind of radioactive decay a nuclide will undergo is it is on the left of the band of stability as in the figure?
too many neutrons: beta decay
the nuclide is stable: will not emit radiation
too many protons: positron emission
atomic number greater than 83: alpha decay
- 11. Multiple Choice
What kind of radioactive decay nuclide Y will undergo as in the figure?
too many neutrons: beta decay
the nuclide is stable: will not emit radiation
too many protons: positron emission
atomic number greater than 83: alpha decay
- 12. Multiple Choice
Which nuclide is stable?
A
B
C
D
- 13. Multiple Choice
Which nuclide will undergo alpha decay?
A
B
C
D
- 14. Multiple Choice
Which nuclide will most likely turn its neutron into a proton?
A
B
C
D
- 15. Multiple Choice
Which nuclide will most likely turn its proton into a neutron?
A
B
C
D
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