Input interpretation
semiconductors | covalent radius
Results
germanium | 120 pm (picometers) silicon | 111 pm (picometers) tellurium | 138 pm (picometers)
semiconductors | covalent radius | 120 pm (picometers) (median)
Ranked values
| | visual | ratios | 3 | silicon | | 0.8 | 1 2 | germanium | | 0.87 | 1.08 1 | tellurium | | 1 | 1.24
Plot
Plot
Periodic table location
Periodic table location
Atomic radii properties
| germanium | silicon | tellurium atomic radius (empirical) | 125 pm | 110 pm | 140 pm atomic radius (calculated) | 125 pm | 111 pm | 123 pm covalent radius | 120 pm | 111 pm | 138 pm van der Waals radius | (unknown) | 210 pm | 206 pm
Units
Unit conversions for median covalent radius 120 pm
0.12 nm (nanometers)
1.2×10^-10 meters
4.72×10^-9 inches
1.2 Å (ångströms)
Comparisons for median covalent radius 120 pm
≈ 3.9 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 4.8 × atomic radius of hydrogen ( ≈ 25 pm )