Band of Stability

What kind of decay would nitrogen-14 most likely go through?

• alpha decay

• beta decay

• positron emission or electron capture

• It would be stable and would not decay.

Tags

NGSS.HS-PS1-8

What happens to the neutron:proton ratio during beta decay?

• It increases

• It decreases

• It stays the same

Tags

NGSS.HS-PS1-8

What happens to the neutron:proton ratio during positron emission and electron capture?

• It increases

• It decreases

• It stays the same

Tags

NGSS.HS-PS1-8

What type of decay occurs in all isotopes whose neutron:proton ratio is too low (not enough neutrons)?

• alpha

• beta

• gamma

• positron emission

Tags

NGSS.HS-PS1-8

What is the 'Band of Stability' in nuclear chemistry?

• A region where stable nuclei are found on a plot of neutron number vs. proton number

• A band of energy levels in an atom

• A range of temperatures where nuclear reactions occur

• A spectrum of light emitted by radioactive substances

Tags

NGSS.HS-PS1-8

Which type of decay is most likely for isotopes outside the Band of Stability with too many neutrons?

• Alpha decay

• Beta decay

• Gamma decay

• Positron emission

Tags

NGSS.HS-PS1-8

What happens to a nucleus that lies above the Band of Stability?

• It undergoes alpha decay

• It undergoes beta decay

• It undergoes gamma decay

• It remains stable

Tags

NGSS.HS-PS1-8

What is the primary factor determining the position of an isotope on the Band of Stability?

• Atomic mass

• Neutron:proton ratio

• Electron configuration

• Temperature

How does the Band of Stability help in predicting the stability of isotopes?

• By showing the energy levels of electrons

• By indicating the neutron:proton ratio for stability

• By displaying the atomic mass

• By illustrating the chemical properties

Which of the following isotopes is likely to be found within the Band of Stability?

Tags

NGSS.HS-PS1-8