radioactive isotope
Unstable nuclei decay spontaneously. This topic is part of Nuclear Physics within Science & Nature. This page currently draws on 4 supporting questions, with answers and bonus facts available below.
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radioactive isotope trivia questions
A radioactive isotope has an unstable what?
Answer: Nucleus
Bonus fact: Unstable nuclei decay spontaneously.
Radioactive decay can release particles or what?
Answer: Radiation
Bonus fact: Alpha, beta, and gamma emissions are common.
What makes isotopes of the same element chemically similar?
Answer: They have the same number of protons
Bonus fact: Chemical identity is determined by atomic number.
What term describes the time for half the radioactive atoms in a sample to decay?
Answer: Half-life
Bonus fact: Half-life is characteristic of a radioactive isotope.