Columns: Conversion: ( f \,[Hz] = E \,[keV] \times 2.418 \times 10^{17} ). Totals: Known 3,269 | Stable 273 | Unstable 2,996 | Predicted 7,759 | Gap 4,490 | Scale 2.373509 Z Elem Known Stable Unstable Pred. Gap Nuclear γ (keV) NIST Kα₁ (keV) Context 1 H 7 2 5 17 10 — — β-only … Continue reading Master Isotope Table — Known vs Predicted + Resonant Frequencies (NIST SRD-128 Kα₁, Z = 1–118)