Which of the Following Statements Regarding Nuclear Stability Is Incorrect

question 24

Multiple Choice

Which of the following statements regarding nuclear stability is incorrect?

• A)Isotopes with excess mass tend to undergo alpha decay.
• B)Isotopes with an N/Z ratio that is too high tend to undergo beta decay.
• C)Isotopes with an N/Z ratio that is too low tend to undergo either positron emission or electron capture.
• D)Electron capture is the most common mode of decay for smaller isotopes.
• E)An energetically excited nucleus can undergo gamma emission.

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