Band of Stability

Why don't isotopes located in the band of stability undergo decay?

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NGSS.HS-PS1-8

What type of decay occurs in nuclides that fall "below" (diagonally right and down from) the band of stability?

• alpha

• beta

• gamma

• positron emission

Tags

NGSS.HS-PS1-8

What type of decay occurs in nuclides that fall above the band of stability (diagonally up and left from the band)?

• alpha

• beta

• gamma

• positron emission

Tags

NGSS.HS-PS1-8

What type of decay occurs in nuclides whose neutron:proton ratio is too high (too many neutrons)?

• alpha

• beta

• gamma

• positron emission

Tags

NGSS.HS-PS1-8

What is the most important thing in determining the stability of a nucleus?

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NGSS.HS-PS1-8

This is a symbol for what type of particle?

• alpha particle

• beta particle

• gamma ray

• positron

What is this a symbol for?

• alpha particle

• beta particle

• gamma ray

• positron

Tags

NGSS.HS-PS1-8

What kind of decay would zinc-50 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

Why don't isotopes located in the band of stability undergo decay?

• They have balanced neutron-to-proton ratios

• They have too many neutrons

• They have too many protons

• They are radioactive

Tags

NGSS.HS-PS1-8

What type of decay occurs in nuclides that fall "below" (diagonally right and down from) the band of stability?

• alpha

• beta

• gamma

• positron emission

Tags

NGSS.HS-PS1-8