A Nucleus Undergoes Radioactive Decay, Emitting a Gamma Ray

question 6

Multiple Choice

A nucleus undergoes radioactive decay, emitting a gamma ray. Which of the following statements is true?

• A) The daughter nucleus has more neutrons than the parent.
• B) A nuclear proton changes into an electron-positron pair.
• C) Both daughter and parent nuclei have the same atomic number.
• D) The daughter nucleus is more massive than the parent.

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