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neodymium vs cerium

Input interpretation

neodymium (chemical element) | cerium (chemical element)
neodymium (chemical element) | cerium (chemical element)

Periodic table location

Periodic table location
Periodic table location

Images

Images
Images

Basic elemental properties

| neodymium | cerium atomic symbol | Nd | Ce atomic number | 60 | 58 short electronic configuration | [Xe]6s^24f^4 | [Xe]6s^24f^15d^1 Aufbau diagram | 4f 6s | 5d 4f 6s block | f | f period | 6 | 6 atomic mass | 144.242 u | 140.116 u half-life | (stable) | (stable)
| neodymium | cerium atomic symbol | Nd | Ce atomic number | 60 | 58 short electronic configuration | [Xe]6s^24f^4 | [Xe]6s^24f^15d^1 Aufbau diagram | 4f 6s | 5d 4f 6s block | f | f period | 6 | 6 atomic mass | 144.242 u | 140.116 u half-life | (stable) | (stable)

Thermodynamic properties

| neodymium | cerium phase at STP | solid | solid melting point | 1021 °C | 798 °C boiling point | 3100 °C | 3360 °C molar heat of fusion | 7.1 kJ/mol | 5.5 kJ/mol molar heat of vaporization | 285 kJ/mol | 350 kJ/mol specific heat at STP | 190 J/(kg K) | 192 J/(kg K) Néel point | 19.2 K | 12.5 K (properties at standard conditions)
| neodymium | cerium phase at STP | solid | solid melting point | 1021 °C | 798 °C boiling point | 3100 °C | 3360 °C molar heat of fusion | 7.1 kJ/mol | 5.5 kJ/mol molar heat of vaporization | 285 kJ/mol | 350 kJ/mol specific heat at STP | 190 J/(kg K) | 192 J/(kg K) Néel point | 19.2 K | 12.5 K (properties at standard conditions)

Material properties

| neodymium | cerium density | 7.01 g/cm^3 | 6.689 g/cm^3 liquid density | 6.89 g/cm^3 | 6.55 g/cm^3 molar volume | 20.58 cm^3/mol | 20.95 cm^3/mol Mohs hardness | 1.2 (between talc and gypsum) | 2.5 (between gypsum and calcite) Vickers hardness | 343 MPa | 270 MPa Brinell hardness | 265 MPa | 412 MPa bulk modulus | 32 GPa | 22 GPa shear modulus | 16 GPa | 14 GPa Young's modulus | 41 GPa | 34 GPa Poisson ratio | 0.28 | 0.24 tensile yield strength | 165 MPa | 91 MPa ultimate tensile strength | 170 MPa | 100 MPa sound speed | 2330 m/s | 2100 m/s thermal expansion | 9.6×10^-6 K^(-1) | 6.3×10^-6 K^(-1) thermal conductivity | 17 W/(m K) | 11 W/(m K) (properties at standard conditions)
| neodymium | cerium density | 7.01 g/cm^3 | 6.689 g/cm^3 liquid density | 6.89 g/cm^3 | 6.55 g/cm^3 molar volume | 20.58 cm^3/mol | 20.95 cm^3/mol Mohs hardness | 1.2 (between talc and gypsum) | 2.5 (between gypsum and calcite) Vickers hardness | 343 MPa | 270 MPa Brinell hardness | 265 MPa | 412 MPa bulk modulus | 32 GPa | 22 GPa shear modulus | 16 GPa | 14 GPa Young's modulus | 41 GPa | 34 GPa Poisson ratio | 0.28 | 0.24 tensile yield strength | 165 MPa | 91 MPa ultimate tensile strength | 170 MPa | 100 MPa sound speed | 2330 m/s | 2100 m/s thermal expansion | 9.6×10^-6 K^(-1) | 6.3×10^-6 K^(-1) thermal conductivity | 17 W/(m K) | 11 W/(m K) (properties at standard conditions)

Electromagnetic properties

| neodymium | cerium electrical type | conductor | conductor resistivity | 6.4×10^-7 Ω m (ohm meters) | 7.4×10^-7 Ω m (ohm meters) electrical conductivity | 1.6×10^6 S/m (siemens per meter) | 1.4×10^6 S/m (siemens per meter) magnetic type | paramagnetic | paramagnetic volume magnetic susceptibility | 0.0033648 | 0.0014716 mass magnetic susceptibility | 4.8×10^-7 m^3/kg (cubic meters per kilogram) | 2.2×10^-7 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 6.9235×10^-8 m^3/mol (cubic meters per mole) | 3.0826×10^-8 m^3/mol (cubic meters per mole) Néel point | 19.2 K (kelvins) | 12.5 K (kelvins) work function | 3.2 eV (Polycrystalline) | 2.9 eV (Polycrystalline) threshold frequency | 7.738×10^14 Hz (hertz) | 7.012×10^14 Hz (hertz) superconducting point | | 0.022 K (kelvins) color | (silver) | (silver)
| neodymium | cerium electrical type | conductor | conductor resistivity | 6.4×10^-7 Ω m (ohm meters) | 7.4×10^-7 Ω m (ohm meters) electrical conductivity | 1.6×10^6 S/m (siemens per meter) | 1.4×10^6 S/m (siemens per meter) magnetic type | paramagnetic | paramagnetic volume magnetic susceptibility | 0.0033648 | 0.0014716 mass magnetic susceptibility | 4.8×10^-7 m^3/kg (cubic meters per kilogram) | 2.2×10^-7 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 6.9235×10^-8 m^3/mol (cubic meters per mole) | 3.0826×10^-8 m^3/mol (cubic meters per mole) Néel point | 19.2 K (kelvins) | 12.5 K (kelvins) work function | 3.2 eV (Polycrystalline) | 2.9 eV (Polycrystalline) threshold frequency | 7.738×10^14 Hz (hertz) | 7.012×10^14 Hz (hertz) superconducting point | | 0.022 K (kelvins) color | (silver) | (silver)

Reactivity

| neodymium | cerium valence | 3 | 4 electronegativity | 1.14 | 1.12 electron affinity | 50 kJ/mol (kilojoules per mole) | 50 kJ/mol (kilojoules per mole) first ionization energy | 533.1 kJ/mol (kilojoules per mole) | 534.4 kJ/mol (kilojoules per mole) ionization energies | 533.1 kJ/mol | 1040 kJ/mol | 2130 kJ/mol | 3900 kJ/mol | 534.4 kJ/mol | 1050 kJ/mol | 1949 kJ/mol | 3547 kJ/mol | 6325 kJ/mol | 7490 kJ/mol
| neodymium | cerium valence | 3 | 4 electronegativity | 1.14 | 1.12 electron affinity | 50 kJ/mol (kilojoules per mole) | 50 kJ/mol (kilojoules per mole) first ionization energy | 533.1 kJ/mol (kilojoules per mole) | 534.4 kJ/mol (kilojoules per mole) ionization energies | 533.1 kJ/mol | 1040 kJ/mol | 2130 kJ/mol | 3900 kJ/mol | 534.4 kJ/mol | 1050 kJ/mol | 1949 kJ/mol | 3547 kJ/mol | 6325 kJ/mol | 7490 kJ/mol
Reactivity
Reactivity

Atomic properties

| neodymium | cerium term symbol | ^5I_4 | ^1G_4 atomic radius | 185 pm | 185 pm covalent radius | 201 pm | 204 pm (electronic ground state properties)
| neodymium | cerium term symbol | ^5I_4 | ^1G_4 atomic radius | 185 pm | 185 pm covalent radius | 201 pm | 204 pm (electronic ground state properties)

Abundances

| neodymium | cerium universe abundance | 1×10^-6 mass% | 1×10^-6 mass% solar abundance | 3×10^-7 mass% | 4×10^-7 mass% meteorite abundance | 5×10^-5 mass% | 7.5×10^-5 mass% crust abundance | 0.0033 mass% | 0.006 mass% ocean abundance | 2.8×10^-10 mass% | 1.2×10^-10 mass% universe molar abundance | 9×10^-9 mol% | 9×10^-9 mol% solar molar abundance | 2×10^-9 mol% | 3×10^-9 mol% meteorite molar abundance | 7×10^-6 mol% | 1.1×10^-5 mol% ocean molar abundance | 1.2×10^-11 mol% | 5.3×10^-12 mol% crust molar abundance | 4.8×10^-4 mol% | 8.9×10^-4 mol%
| neodymium | cerium universe abundance | 1×10^-6 mass% | 1×10^-6 mass% solar abundance | 3×10^-7 mass% | 4×10^-7 mass% meteorite abundance | 5×10^-5 mass% | 7.5×10^-5 mass% crust abundance | 0.0033 mass% | 0.006 mass% ocean abundance | 2.8×10^-10 mass% | 1.2×10^-10 mass% universe molar abundance | 9×10^-9 mol% | 9×10^-9 mol% solar molar abundance | 2×10^-9 mol% | 3×10^-9 mol% meteorite molar abundance | 7×10^-6 mol% | 1.1×10^-5 mol% ocean molar abundance | 1.2×10^-11 mol% | 5.3×10^-12 mol% crust molar abundance | 4.8×10^-4 mol% | 8.9×10^-4 mol%

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