Alpha decay reduces the atomic and mass numbers respectively by how much?
A) 2, 4
B) 4, 2
C) 4, 4
D) 2, 2
Correct Answer:
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Q17: Which isotopes are radioactive?
A) none
B) some
C) odd
Q18: When an alpha particle is emitted from
Q19: When a nucleus undergoes beta-minus decay, it
Q20: In radioactive dating, carbon-14 is often used.
Q21: Cosmic rays react with what atmospheric atoms
Q23: A becquerel (Bq) is
A) 3.70 × 1010
Q24: Carbon-14 dating can reliably date ancient archeological
Q25: What happens to the half-life of a
Q26: The binding energy of most nuclei is
Q27: Which of the following is NOT a
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