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scandium vs lutetium

Input interpretation

scandium (chemical element) | lutetium (chemical element)
scandium (chemical element) | lutetium (chemical element)

Periodic table location

Periodic table location
Periodic table location

Images

Images
Images

Basic elemental properties

| scandium | lutetium atomic symbol | Sc | Lu atomic number | 21 | 71 short electronic configuration | [Ar]4s^23d^1 | [Xe]6s^24f^145d^1 Aufbau diagram | 3d 4s | 5d 4f 6s block | d | d group | 3 | 3 period | 4 | 6 atomic mass | 44.955908 u | 174.9668 u half-life | (stable) | (stable)
| scandium | lutetium atomic symbol | Sc | Lu atomic number | 21 | 71 short electronic configuration | [Ar]4s^23d^1 | [Xe]6s^24f^145d^1 Aufbau diagram | 3d 4s | 5d 4f 6s block | d | d group | 3 | 3 period | 4 | 6 atomic mass | 44.955908 u | 174.9668 u half-life | (stable) | (stable)

Thermodynamic properties

| scandium | lutetium phase at STP | solid | solid melting point | 1541 °C | 1663 °C boiling point | 2830 °C | 3402 °C molar heat of fusion | 16 kJ/mol | 22 kJ/mol molar heat of vaporization | 318 kJ/mol | 415 kJ/mol specific heat at STP | 567 J/(kg K) | 154 J/(kg K) (properties at standard conditions)
| scandium | lutetium phase at STP | solid | solid melting point | 1541 °C | 1663 °C boiling point | 2830 °C | 3402 °C molar heat of fusion | 16 kJ/mol | 22 kJ/mol molar heat of vaporization | 318 kJ/mol | 415 kJ/mol specific heat at STP | 567 J/(kg K) | 154 J/(kg K) (properties at standard conditions)

Material properties

| scandium | lutetium density | 2.985 g/cm^3 | 9.841 g/cm^3 liquid density | 2.8 g/cm^3 | 9.3 g/cm^3 molar volume | 15.06 cm^3/mol | 17.78 cm^3/mol Mohs hardness | | 2.6 (between calcite and gypsum) Vickers hardness | | 1160 MPa Brinell hardness | 750 MPa | 893 MPa bulk modulus | 57 GPa | 48 GPa shear modulus | 29 GPa | 27 GPa Young's modulus | 74 GPa | 69 GPa Poisson ratio | 0.28 | 0.26 tensile yield strength | 173 MPa | 60 MPa ultimate tensile strength | 255 MPa | 140 MPa thermal expansion | 1.02×10^-5 K^(-1) | 9.9×10^-6 K^(-1) thermal conductivity | 16 W/(m K) | 16 W/(m K) (properties at standard conditions)
| scandium | lutetium density | 2.985 g/cm^3 | 9.841 g/cm^3 liquid density | 2.8 g/cm^3 | 9.3 g/cm^3 molar volume | 15.06 cm^3/mol | 17.78 cm^3/mol Mohs hardness | | 2.6 (between calcite and gypsum) Vickers hardness | | 1160 MPa Brinell hardness | 750 MPa | 893 MPa bulk modulus | 57 GPa | 48 GPa shear modulus | 29 GPa | 27 GPa Young's modulus | 74 GPa | 69 GPa Poisson ratio | 0.28 | 0.26 tensile yield strength | 173 MPa | 60 MPa ultimate tensile strength | 255 MPa | 140 MPa thermal expansion | 1.02×10^-5 K^(-1) | 9.9×10^-6 K^(-1) thermal conductivity | 16 W/(m K) | 16 W/(m K) (properties at standard conditions)

Electromagnetic properties

| scandium | lutetium electrical type | conductor | conductor resistivity | 5.5×10^-7 Ω m (ohm meters) | 5.6×10^-7 Ω m (ohm meters) electrical conductivity | 1.8×10^6 S/m (siemens per meter) | 1.8×10^6 S/m (siemens per meter) magnetic type | paramagnetic | paramagnetic volume magnetic susceptibility | 2.627×10^-4 | 1.18×10^-5 mass magnetic susceptibility | 8.8×10^-8 m^3/kg (cubic meters per kilogram) | 1.2×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 3.956×10^-9 m^3/mol (cubic meters per mole) | 2.1×10^-10 m^3/mol (cubic meters per mole) work function | 3.5 eV (Polycrystalline) | 3.3 eV (Polycrystalline) threshold frequency | 8.463×10^14 Hz (hertz) | 7.979×10^14 Hz (hertz) superconducting point | 0.05 K (kelvins) | 0.1 K (kelvins) color | (silver) | (silver)
| scandium | lutetium electrical type | conductor | conductor resistivity | 5.5×10^-7 Ω m (ohm meters) | 5.6×10^-7 Ω m (ohm meters) electrical conductivity | 1.8×10^6 S/m (siemens per meter) | 1.8×10^6 S/m (siemens per meter) magnetic type | paramagnetic | paramagnetic volume magnetic susceptibility | 2.627×10^-4 | 1.18×10^-5 mass magnetic susceptibility | 8.8×10^-8 m^3/kg (cubic meters per kilogram) | 1.2×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 3.956×10^-9 m^3/mol (cubic meters per mole) | 2.1×10^-10 m^3/mol (cubic meters per mole) work function | 3.5 eV (Polycrystalline) | 3.3 eV (Polycrystalline) threshold frequency | 8.463×10^14 Hz (hertz) | 7.979×10^14 Hz (hertz) superconducting point | 0.05 K (kelvins) | 0.1 K (kelvins) color | (silver) | (silver)

Reactivity

| scandium | lutetium valence | 3 | 3 electronegativity | 1.36 | 1.27 electron affinity | 18.1 kJ/mol (kilojoules per mole) | 50 kJ/mol (kilojoules per mole) first ionization energy | 633.1 kJ/mol (kilojoules per mole) | 523.5 kJ/mol (kilojoules per mole) ionization energies | 633.1 kJ/mol | 1235 kJ/mol | 2388.6 kJ/mol | 7090.6 kJ/mol | 8843 kJ/mol | 10679 kJ/mol | 13310 kJ/mol | 15250 kJ/mol | 17370 kJ/mol | 21726 kJ/mol | 24102 kJ/mol | 66320 kJ/mol | 73010 kJ/mol | 80160 kJ/mol | 89490 kJ/mol | 97400 kJ/mol | 105600 kJ/mol | 117000 kJ/mol | 124270 kJ/mol | 547530 kJ/mol | 582163 kJ/mol | 523.5 kJ/mol | 1340 kJ/mol | 2022.3 kJ/mol | 4370 kJ/mol | 6445 kJ/mol
| scandium | lutetium valence | 3 | 3 electronegativity | 1.36 | 1.27 electron affinity | 18.1 kJ/mol (kilojoules per mole) | 50 kJ/mol (kilojoules per mole) first ionization energy | 633.1 kJ/mol (kilojoules per mole) | 523.5 kJ/mol (kilojoules per mole) ionization energies | 633.1 kJ/mol | 1235 kJ/mol | 2388.6 kJ/mol | 7090.6 kJ/mol | 8843 kJ/mol | 10679 kJ/mol | 13310 kJ/mol | 15250 kJ/mol | 17370 kJ/mol | 21726 kJ/mol | 24102 kJ/mol | 66320 kJ/mol | 73010 kJ/mol | 80160 kJ/mol | 89490 kJ/mol | 97400 kJ/mol | 105600 kJ/mol | 117000 kJ/mol | 124270 kJ/mol | 547530 kJ/mol | 582163 kJ/mol | 523.5 kJ/mol | 1340 kJ/mol | 2022.3 kJ/mol | 4370 kJ/mol | 6445 kJ/mol
Reactivity
Reactivity

Atomic properties

| scandium | lutetium term symbol | ^2D_(3/2) | ^2D_(3/2) atomic radius | 160 pm | 175 pm covalent radius | 170 pm | 187 pm (electronic ground state properties)
| scandium | lutetium term symbol | ^2D_(3/2) | ^2D_(3/2) atomic radius | 160 pm | 175 pm covalent radius | 170 pm | 187 pm (electronic ground state properties)

Abundances

| scandium | lutetium universe abundance | 3×10^-6 mass% | 1×10^-8 mass% solar abundance | 4×10^-6 mass% | 1×10^-7 mass% meteorite abundance | 6.4×10^-4 mass% | 2.9×10^-6 mass% crust abundance | 0.0026 mass% | 5.6×10^-5 mass% ocean abundance | 1.5×10^-10 mass% | 1.5×10^-11 mass% universe molar abundance | 1×10^-7 mol% | 1×10^-10 mol% solar molar abundance | 9.9×10^-8 mol% | 9.9×10^-10 mol% meteorite molar abundance | 2.9×10^-4 mol% | 3×10^-7 mol% ocean molar abundance | 2.1×10^-11 mol% | 5×10^-6 mol% crust molar abundance | 0.0012 mol% | 7×10^-6 mol%
| scandium | lutetium universe abundance | 3×10^-6 mass% | 1×10^-8 mass% solar abundance | 4×10^-6 mass% | 1×10^-7 mass% meteorite abundance | 6.4×10^-4 mass% | 2.9×10^-6 mass% crust abundance | 0.0026 mass% | 5.6×10^-5 mass% ocean abundance | 1.5×10^-10 mass% | 1.5×10^-11 mass% universe molar abundance | 1×10^-7 mol% | 1×10^-10 mol% solar molar abundance | 9.9×10^-8 mol% | 9.9×10^-10 mol% meteorite molar abundance | 2.9×10^-4 mol% | 3×10^-7 mol% ocean molar abundance | 2.1×10^-11 mol% | 5×10^-6 mol% crust molar abundance | 0.0012 mol% | 7×10^-6 mol%

Nuclear properties

| scandium | lutetium half-life | (stable) | (stable) stable isotopes | Sc-45 (100%) | Lu-175 (97.41%) nuclear spin | Sc-37: 7/2^- | Sc-38: 2^- | Sc-39: 7/2^- | Sc-40: 4^- | Sc-41: 7/2^- | Sc-42: 0^+ | Sc-43: 7/2^- | Sc-44: 2^+ | Sc-45: 7/2^- | Sc-46: 4^+ | Sc-47: 7/2^- | Sc-48: 6^+ | Sc-49: 7/2^- | Sc-50: 5^+ | Sc-51: 7/2^- | Sc-52: 3^+ | Sc-53: 7/2^- | Sc-55: 7/2^- | Sc-56: 1^~ | Sc-57: 7/2^- | Sc-58: 3^+ | Sc-59: 7/2^- | Sc-60: 3^+ | Lu-150: 2^+ | Lu-151: 11/2^- | Lu-153: 11/2^- | Lu-154: 2^- | Lu-155: 11/2^- | Lu-156: 2^- | Lu-158: 2^- | Lu-159: 1/2^+ | Lu-160: 2^- | Lu-161: 1/2^+ | Lu-162: 1^- | Lu-163: 1/2^+ | Lu-164: 1^- | Lu-165: 1/2^+ | Lu-166: 6^- | Lu-167: 7/2^+ | Lu-168: 6^- | Lu-169: 7/2^+ | Lu-170: 0^+ | Lu-171: 7/2^+ | Lu-172: 4^- | Lu-173: 7/2^+ | Lu-174: 1^- | Lu-175: 7/2^+ | Lu-176: 7^- | Lu-177: 7/2^+ | Lu-178: 1^+ | Lu-179: 7/2^+ | Lu-180: 5^+ | Lu-181: 7/2^+ | Lu-183: 7/2^+ | Lu-184: 3^+ unstable isotopes | Sc-46 (83.78 days) | Sc-47 (80.3806 h) | Sc-48 (43.67 h) | Sc-44 (3.97 h) | Sc-43 (3.8917 h) | Sc-49 (57.17 min) | Sc-50 (102.5 s) | Sc-51 (12.4 s) | Sc-52 (8.2 s) | Sc-53 (3 s) | Sc-42 (681.3 ms) | Sc-41 (596.3 ms) | Sc-54 (360 ms) | Sc-40 (182.3 ms) | Sc-55 (105 ms) | Sc-56 (35 ms) | Sc-57 (13 ms) | Sc-58 (12 ms) | Sc-59 (10 ms) | Sc-60 (3 ms) | Sc-39 (300 ns) | Sc-38 (300 ns) | Lu-176 (37.6 Gyr) | Lu-174 (3.31 yr) | Lu-173 (500 days) | Lu-171 (8.24 days) | Lu-177 (6.647 days) | Lu-172 (6.7 days) | Lu-170 (48.28 h) | Lu-169 (34.06 h) | Lu-179 (4.58 h) | Lu-167 (51.5 min) | Lu-178 (28 min) | Lu-165 (10.74 min) | Lu-180 (5.67 min) | Lu-168 (5.5 min) | Lu-163 (3.97 min) | Lu-181 (210 s) | Lu-164 (188 s) | Lu-166 (159 s) | Lu-182 (120 s) | Lu-162 (82.2 s) | Lu-161 (77 s) | Lu-183 (58 s) | Lu-160 (36.1 s) | Lu-184 (20 s) | Lu-159 (12.1 s) | Lu-158 (10.6 s) | Lu-157 (6.8 s) | Lu-154 (2 s) | Lu-153 (900 ms) | Lu-152 (700 ms) | Lu-156 (494 ms) | Lu-151 (80.6 ms) | Lu-155 (68.6 ms) | Lu-150 (43 ms) neutron cross-section | 27.2 b | 84 b neutron mass absorption | 0.025 m^2/kg | 0.022 m^2/kg
| scandium | lutetium half-life | (stable) | (stable) stable isotopes | Sc-45 (100%) | Lu-175 (97.41%) nuclear spin | Sc-37: 7/2^- | Sc-38: 2^- | Sc-39: 7/2^- | Sc-40: 4^- | Sc-41: 7/2^- | Sc-42: 0^+ | Sc-43: 7/2^- | Sc-44: 2^+ | Sc-45: 7/2^- | Sc-46: 4^+ | Sc-47: 7/2^- | Sc-48: 6^+ | Sc-49: 7/2^- | Sc-50: 5^+ | Sc-51: 7/2^- | Sc-52: 3^+ | Sc-53: 7/2^- | Sc-55: 7/2^- | Sc-56: 1^~ | Sc-57: 7/2^- | Sc-58: 3^+ | Sc-59: 7/2^- | Sc-60: 3^+ | Lu-150: 2^+ | Lu-151: 11/2^- | Lu-153: 11/2^- | Lu-154: 2^- | Lu-155: 11/2^- | Lu-156: 2^- | Lu-158: 2^- | Lu-159: 1/2^+ | Lu-160: 2^- | Lu-161: 1/2^+ | Lu-162: 1^- | Lu-163: 1/2^+ | Lu-164: 1^- | Lu-165: 1/2^+ | Lu-166: 6^- | Lu-167: 7/2^+ | Lu-168: 6^- | Lu-169: 7/2^+ | Lu-170: 0^+ | Lu-171: 7/2^+ | Lu-172: 4^- | Lu-173: 7/2^+ | Lu-174: 1^- | Lu-175: 7/2^+ | Lu-176: 7^- | Lu-177: 7/2^+ | Lu-178: 1^+ | Lu-179: 7/2^+ | Lu-180: 5^+ | Lu-181: 7/2^+ | Lu-183: 7/2^+ | Lu-184: 3^+ unstable isotopes | Sc-46 (83.78 days) | Sc-47 (80.3806 h) | Sc-48 (43.67 h) | Sc-44 (3.97 h) | Sc-43 (3.8917 h) | Sc-49 (57.17 min) | Sc-50 (102.5 s) | Sc-51 (12.4 s) | Sc-52 (8.2 s) | Sc-53 (3 s) | Sc-42 (681.3 ms) | Sc-41 (596.3 ms) | Sc-54 (360 ms) | Sc-40 (182.3 ms) | Sc-55 (105 ms) | Sc-56 (35 ms) | Sc-57 (13 ms) | Sc-58 (12 ms) | Sc-59 (10 ms) | Sc-60 (3 ms) | Sc-39 (300 ns) | Sc-38 (300 ns) | Lu-176 (37.6 Gyr) | Lu-174 (3.31 yr) | Lu-173 (500 days) | Lu-171 (8.24 days) | Lu-177 (6.647 days) | Lu-172 (6.7 days) | Lu-170 (48.28 h) | Lu-169 (34.06 h) | Lu-179 (4.58 h) | Lu-167 (51.5 min) | Lu-178 (28 min) | Lu-165 (10.74 min) | Lu-180 (5.67 min) | Lu-168 (5.5 min) | Lu-163 (3.97 min) | Lu-181 (210 s) | Lu-164 (188 s) | Lu-166 (159 s) | Lu-182 (120 s) | Lu-162 (82.2 s) | Lu-161 (77 s) | Lu-183 (58 s) | Lu-160 (36.1 s) | Lu-184 (20 s) | Lu-159 (12.1 s) | Lu-158 (10.6 s) | Lu-157 (6.8 s) | Lu-154 (2 s) | Lu-153 (900 ms) | Lu-152 (700 ms) | Lu-156 (494 ms) | Lu-151 (80.6 ms) | Lu-155 (68.6 ms) | Lu-150 (43 ms) neutron cross-section | 27.2 b | 84 b neutron mass absorption | 0.025 m^2/kg | 0.022 m^2/kg

Identifiers

| scandium | lutetium CAS number | 7440-20-2 | 7439-94-3 PubChem CID number | 23952 | 23929
| scandium | lutetium CAS number | 7440-20-2 | 7439-94-3 PubChem CID number | 23952 | 23929

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