silver vs iron vs rhenium

silver (chemical element) | iron (chemical element) | rhenium (chemical element)

Periodic table location

Images

| silver | iron | rhenium atomic symbol | Ag | Fe | Re atomic number | 47 | 26 | 75 short electronic configuration | [Kr]5s^14d^10 | [Ar]4s^23d^6 | [Xe]6s^24f^145d^5 Aufbau diagram | 4d 5s | 3d 4s | 5d 4f 6s block | d | d | d group | 11 | 8 | 7 period | 5 | 4 | 6 atomic mass | 107.8682 u | 55.845 u | 186.207 u half-life | (stable) | (stable) | (stable)

| silver | iron | rhenium phase at STP | solid | solid | solid melting point | 961.78 °C | 1538 °C | 3186 °C boiling point | 2162 °C | 2861 °C | 5596 °C molar heat of fusion | 11.3 kJ/mol | 13.8 kJ/mol | 33 kJ/mol molar heat of vaporization | 255 kJ/mol | 347 kJ/mol | 705 kJ/mol specific heat at STP | 235 J/(kg K) | 449 J/(kg K) | 137 J/(kg K) (properties at standard conditions)

| silver | iron | rhenium density | 10.49 g/cm^3 | 7.874 g/cm^3 | 21.02 g/cm^3 liquid density | 9.32 g/cm^3 | 6.98 g/cm^3 | 18.9 g/cm^3 molar volume | 10.283 cm^3/mol | 7.092 cm^3/mol | 8.8586 cm^3/mol Mohs hardness | 2.5 (between gypsum and calcite) | 4 (≈ fluorite) | 7 (≈ quartz) Vickers hardness | 251 MPa | 608 MPa | 2450 MPa Brinell hardness | 24.5 MPa | 490 MPa | 1320 MPa bulk modulus | 100 GPa | 170 GPa | 370 GPa shear modulus | 30 GPa | 82 GPa | 178 GPa Young's modulus | 83 GPa | 211 GPa | 463 GPa Poisson ratio | 0.37 | 0.29 | 0.3 tensile yield strength | | 50 MPa | ultimate tensile strength | 140 MPa | | sound speed | 2600 m/s | 4910 m/s | 4700 m/s thermal expansion | 1.89×10^-5 K^(-1) | 1.18×10^-5 K^(-1) | 6.2×10^-6 K^(-1) thermal conductivity | 430 W/(m K) | 80 W/(m K) | 48 W/(m K) (properties at standard conditions)

| silver | iron | rhenium electrical type | conductor | conductor | conductor resistivity | 1.6×10^-8 Ω m (ohm meters) | 9.7×10^-8 Ω m (ohm meters) | 1.8×10^-7 Ω m (ohm meters) electrical conductivity | 6.2×10^7 S/m (siemens per meter) | 1×10^7 S/m (siemens per meter) | 5.6×10^6 S/m (siemens per meter) magnetic type | diamagnetic | ferromagnetic | paramagnetic volume magnetic susceptibility | -2.38×10^-5 | | 9.59×10^-5 mass magnetic susceptibility | -2.27×10^-9 m^3/kg (cubic meters per kilogram) | | 4.56×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -2.45×10^-10 m^3/mol (cubic meters per mole) | | 8.49×10^-10 m^3/mol (cubic meters per mole) Curie point | | 1043 K (kelvins) | work function | (4.52 to 4.74) eV | (4.67 to 4.81) eV | 4.72 eV (Polycrystalline) threshold frequency | (1.093×10^15 to 1.146×10^15) Hz (hertz) | (1.129×10^15 to 1.163×10^15) Hz (hertz) | 1.141×10^15 Hz (hertz) superconducting point | | (unknown) | 1.7 K (kelvins) color | (silver) | (gray) | (gray)

| silver | iron | rhenium valence | 1 | 3 | 7 electronegativity | 1.93 | 1.83 | 1.9 electron affinity | 125.6 kJ/mol (kilojoules per mole) | 15.7 kJ/mol (kilojoules per mole) | 14.5 kJ/mol (kilojoules per mole) first ionization energy | 731 kJ/mol (kilojoules per mole) | 762.5 kJ/mol (kilojoules per mole) | 760 kJ/mol (kilojoules per mole) ionization energies | 731 kJ/mol | 2070 kJ/mol | 3361 kJ/mol | 762.5 kJ/mol | 1561.9 kJ/mol | 2957 kJ/mol | 5290 kJ/mol | 7240 kJ/mol | 9560 kJ/mol | 12060 kJ/mol | 14580 kJ/mol | 22540 kJ/mol | 25290 kJ/mol | 28000 kJ/mol | 31920 kJ/mol | 34830 kJ/mol | 37840 kJ/mol | 44100 kJ/mol | 47206 kJ/mol | 122200 kJ/mol | 131000 kJ/mol | 140500 kJ/mol | 152600 kJ/mol | 163000 kJ/mol | 760 kJ/mol | 1260 kJ/mol | 2510 kJ/mol | 3640 kJ/mol

Reactivity

| silver | iron | rhenium term symbol | ^2S_(1/2) | ^5D_4 | ^6S_(5/2) atomic radius | 160 pm | 140 pm | 135 pm covalent radius | 145 pm | 132 pm | 151 pm van der Waals radius | 172 pm | (unknown) | (electronic ground state properties)

| silver | iron | rhenium universe abundance | 6×10^-8 mass% | 0.11 mass% | 2×10^-8 mass% solar abundance | 1×10^-7 mass% | 0.1 mass% | 1×10^-8 mass% meteorite abundance | 1.4×10^-5 mass% | 22 mass% | 4.9×10^-6 mass% crust abundance | 7.9×10^-6 mass% | 6.3 mass% | 2.6×10^-7 mass% ocean abundance | 1×10^-8 mass% | 3×10^-7 mass% | 1×10^-10 mass% human abundance | | 0.006 mass% | universe molar abundance | 7×10^-10 mol% | 0.002 mol% | 1×10^-10 mol% solar molar abundance | 9.9×10^-10 mol% | 0.003 mol% | 5×10^-11 mol% meteorite molar abundance | 2×10^-6 mol% | 7.8 mol% | 5×10^-7 mol% ocean molar abundance | 5.7×10^-10 mol% | 3.3×10^-8 mol% | 3.3×10^-12 mol% crust molar abundance | 2×10^-6 mol% | 2.3 mol% | 3×10^-8 mol% human molar abundance | | 6.7×10^-4 mol% |