Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
Neon-22 is another stable isotope of neon, but this one has 10 protons and 12 neutrons in its nucleus.
Related terms
Mass Number: The mass number represents the total number of protons and neutrons in an atom's nucleus.
Unstable Isotope (Radioisotopes): These are isotopes that are unstable due to excess nuclear energy. They undergo radioactive decay to become more stable.
Nuclear Decay: This process occurs when an unstable atomic nucleus loses energy by emitting radiation such as alpha particles, beta particles, or gamma rays.