– Number of protons and neutrons,
– Spin and parity,
– Deformation (prolate, oblate or spherical (if there is no deformation)),
– Radius,
– Energy / Energy levels of the nucleus,
– Life-time, half-life (if we’re dealing with an unstable nucleus),
– Type of decay (alpha, beta, gamma,…) (if we’re again dealing with an unstable nucleus),