Which of the Following Indicates That an Alpha Particle Has

question 8

Multiple Choice

Which of the following indicates that an alpha particle has been released during radioactive decay of an atom?

• A) The identity of the atom does not change.
• B) The mass number of the atom decreases by 4.
• C) The atomic number of the atom increases by 1
• D) The atomic number of the atom decreases by 1.
• E) The atomic number of the atom decreases by 4.

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