element types of erbium hydride

erbium hydride | element types

erbium | hydrogen

Periodic table location

Images

| erbium | hydrogen atomic symbol | Er | H atomic number | 68 | 1 short electronic configuration | [Xe]6s^24f^12 | 1s^1 Aufbau diagram | 4f 6s | 1s block | f | s group | | 1 period | 6 | 1 atomic mass | 167.259 u | 1.008 u half-life | (stable) | (stable)

| erbium | hydrogen phase at STP | solid | gas melting point | 1497 °C | -259.14 °C boiling point | 2868 °C | -252.87 °C critical temperature | | 32.97 K critical pressure | | 1.293 MPa molar heat of fusion | 19.9 kJ/mol | 0.558 kJ/mol molar heat of vaporization | 285 kJ/mol | 0.452 kJ/mol specific heat at STP | 168 J/(kg K) | 14300 J/(kg K) adiabatic index | | 7/5 Néel point | 82 K | (properties at standard conditions)

| erbium | hydrogen density | 9.066 g/cm^3 | 8.99×10^-5 g/cm^3 liquid density | 8.86 g/cm^3 | molar volume | 18.45 cm^3/mol | 11200 cm^3/mol Mohs hardness | 2 (between gypsum and talc) | Vickers hardness | 589 MPa | Brinell hardness | 814 MPa | bulk modulus | 44 GPa | shear modulus | 28 GPa | Young's modulus | 70 GPa | Poisson ratio | 0.24 | tensile yield strength | 60 MPa | ultimate tensile strength | 136 MPa | refractive index | | 1.000132 sound speed | 2830 m/s | 1270 m/s thermal expansion | 1.22×10^-5 K^(-1) | thermal conductivity | 15 W/(m K) | 0.1805 W/(m K) (properties at standard conditions)

| erbium | hydrogen electrical type | conductor | resistivity | 8.6×10^-7 Ω m (ohm meters) | electrical conductivity | 1.2×10^6 S/m (siemens per meter) | magnetic type | paramagnetic | diamagnetic volume magnetic susceptibility | 0.0341788 | -2.23×10^-9 mass magnetic susceptibility | 3.77×10^-6 m^3/kg (cubic meters per kilogram) | -2.48×10^-8 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 6.30566×10^-7 m^3/mol (cubic meters per mole) | -4.999×10^-11 m^3/mol (cubic meters per mole) Curie point | 32 K (kelvins) | Néel point | 82 K (kelvins) | color | (silver) | (colorless) refractive index | | 1.000132

| erbium | hydrogen valence | 3 | 1 electronegativity | 1.24 | 2.2 electron affinity | 50 kJ/mol (kilojoules per mole) | 72.8 kJ/mol (kilojoules per mole) first ionization energy | 589.3 kJ/mol (kilojoules per mole) | 1312 kJ/mol (kilojoules per mole) ionization energies | 589.3 kJ/mol | 1150 kJ/mol | 2194 kJ/mol | 4120 kJ/mol | 1312 kJ/mol

Reactivity

| erbium | hydrogen term symbol | ^3H_6 | ^2S_(1/2) atomic radius | 175 pm | 25 pm covalent radius | 189 pm | 31 pm van der Waals radius | | 120 pm (electronic ground state properties)

| erbium | hydrogen universe abundance | 2×10^-7 mass% | 75 mass% solar abundance | 1×10^-7 mass% | 75 mass% meteorite abundance | 1.8×10^-5 mass% | 2.4 mass% crust abundance | 3×10^-4 mass% | 0.15 mass% ocean abundance | 9×10^-11 mass% | 11 mass% human abundance | | 10 mass% universe molar abundance | 1×10^-9 mol% | 93 mol% solar molar abundance | 9.9×10^-10 mol% | 93 mol% meteorite molar abundance | 2×10^-6 mol% | 17 mol% ocean molar abundance | 3.3×10^-12 mol% | 66 mol% crust molar abundance | 3.7×10^-5 mol% | 3.1 mol% human molar abundance | | 62 mol%

| erbium | hydrogen half-life | (stable) | (stable) stable isotopes | Er-166 (33.503%) | Er-168 (26.978%) | Er-167 (22.869%) | Er-170 (14.91%) | Er-164 (1.601%) | Er-162 (0.139%) | H-1 (99.985%) | H-2 (1.5×10^-4) nuclear spin | Er-143: 9/2^- | Er-144: 0^+ | Er-145: 1/2^+ | Er-146: 0^+ | Er-147: 11/2^- | Er-148: 0^+ | Er-149: 1/2^+ | Er-150: 0^+ | Er-151: 7/2^- | Er-152: 0^+ | Er-153: 7/2^- | Er-154: 0^+ | Er-155: 7/2^- | Er-156: 0^+ | Er-157: 3/2^- | Er-158: 0^+ | Er-159: 3/2^- | Er-160: 0^+ | Er-161: 3/2^- | Er-162: 0^+ | Er-163: 5/2^- | Er-164: 0^+ | Er-165: 5/2^- | Er-166: 0^+ | Er-167: 7/2^+ | Er-168: 0^+ | Er-169: 1/2^- | Er-170: 0^+ | Er-171: 5/2^- | Er-172: 0^+ | Er-173: 7/2^- | Er-174: 0^+ | Er-175: 9/2^+ | Er-176: 0^+ | Er-177: 1/2^- | H-1: 1/2^+ | H-2: 1^+ | H-3: 1/2^+ | H-4: 2^- | H-5: 1/2^+ | H-6: 2^- | H-7: 1/2^+ unstable isotopes | Er-169 (9.4 days) | Er-172 (49.3 h) | Er-160 (28.58 h) | Er-165 (10.4 h) | Er-171 (7.5167 h) | Er-161 (193 min) | Er-158 (137.3 min) | Er-163 (75 min) | Er-159 (37 min) | Er-156 (19.5 min) | Er-157 (18.65 min) | Er-155 (5.33 min) | Er-154 (224 s) | Er-174 (190 s) | Er-173 (84 s) | Er-175 (72 s) | Er-153 (37.1 s) | Er-151 (23.5 s) | Er-176 (20 s) | Er-150 (18.5 s) | Er-152 (10.3 s) | Er-148 (4.6 s) | Er-149 (4 s) | Er-177 (3 s) | Er-147 (2.5 s) | Er-146 (1.7 s) | Er-145 (900 ms) | Er-143 (200 ms) | Er-144 (200 ns) | H-3 (12.32 yr) | H-6 (0.29 zs) | H-4 (0.139 zs) | H-5 (0.08 zs) | H-7 (0.023 zs) neutron cross-section | 165 b | 0.332 b neutron mass absorption | 0.036 m^2/kg | 0.011 m^2/kg

| erbium | hydrogen CAS number | 7440-52-0 | 1333-74-0 PubChem CID number | 23980 | 783