What isotopes can be used for radioactive dating

PART 1: Back to Basics PART 2: Problems with the Assumptions PART 3: Making Sense of the Patterns This three-part series will help you properly understand radiometric dating, the assumptions that lead to inaccurate dates, and the clues about what really happened in the past.

While the number of neutrons varies, every atom of any element always has the same number of protons and electrons.

Some isotopes are radioactive; that is, they are unstable because their nuclei are too large.

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