Input interpretation
phosphorus | nuclear radius
Result
2.959 fm (femtometers)
Unit conversions
2.959×10^-15 meters
1.165×10^-13 inches
Comparisons as radius
≈ 1.1 × classical electron radius ( ≈ 2.8×10^-15 m )
≈ 3.5 × proton root-mean-square charge radius ( ≈ 8.4×10^-16 m )