Input interpretation
![hydrogen (chemical element) | chromium (chemical element) | iodine (chemical element)](../image_source/fec0261c8bd3eff3756e38554b7d5ab1.png)
hydrogen (chemical element) | chromium (chemical element) | iodine (chemical element)
Periodic table location
![Periodic table location](../image_source/d7219450583956b1fafa94b9d541e182.png)
Periodic table location
Images
![Images](../image_source/35beabd64b8f74afb553d8f4c35eab1b.png)
Images
Basic elemental properties
![| hydrogen | chromium | iodine atomic symbol | H | Cr | I atomic number | 1 | 24 | 53 short electronic configuration | 1s^1 | [Ar]4s^13d^5 | [Kr]5s^24d^105p^5 Aufbau diagram | 1s | 3d 4s | 5p 4d 5s block | s | d | p group | 1 | 6 | 17 period | 1 | 4 | 5 atomic mass | 1.008 u | 51.9961 u | 126.90447 u half-life | (stable) | (stable) | (stable)](../image_source/df98fdc4cf1555b88efd4e7245f9954d.png)
| hydrogen | chromium | iodine atomic symbol | H | Cr | I atomic number | 1 | 24 | 53 short electronic configuration | 1s^1 | [Ar]4s^13d^5 | [Kr]5s^24d^105p^5 Aufbau diagram | 1s | 3d 4s | 5p 4d 5s block | s | d | p group | 1 | 6 | 17 period | 1 | 4 | 5 atomic mass | 1.008 u | 51.9961 u | 126.90447 u half-life | (stable) | (stable) | (stable)
Thermodynamic properties
![| hydrogen | chromium | iodine phase at STP | gas | solid | solid melting point | -259.14 °C | 1907 °C | 113.7 °C boiling point | -252.87 °C | 2671 °C | 184.3 °C critical temperature | 32.97 K | | 819 K critical pressure | 1.293 MPa | | 11.7 MPa molar heat of fusion | 0.558 kJ/mol | 20.5 kJ/mol | 7.76 kJ/mol molar heat of vaporization | 0.452 kJ/mol | 339 kJ/mol | 20.9 kJ/mol specific heat at STP | 14300 J/(kg K) | 448 J/(kg K) | 429 J/(kg K) adiabatic index | 7/5 | | Néel point | | 393 K | (properties at standard conditions)](../image_source/4508422aa9dbf1a5595398f27892b248.png)
| hydrogen | chromium | iodine phase at STP | gas | solid | solid melting point | -259.14 °C | 1907 °C | 113.7 °C boiling point | -252.87 °C | 2671 °C | 184.3 °C critical temperature | 32.97 K | | 819 K critical pressure | 1.293 MPa | | 11.7 MPa molar heat of fusion | 0.558 kJ/mol | 20.5 kJ/mol | 7.76 kJ/mol molar heat of vaporization | 0.452 kJ/mol | 339 kJ/mol | 20.9 kJ/mol specific heat at STP | 14300 J/(kg K) | 448 J/(kg K) | 429 J/(kg K) adiabatic index | 7/5 | | Néel point | | 393 K | (properties at standard conditions)
Material properties
![| hydrogen | chromium | iodine density | 8.99×10^-5 g/cm^3 | 7.19 g/cm^3 | 4.94 g/cm^3 liquid density | | 6.3 g/cm^3 | molar volume | 11200 cm^3/mol | 7.232 cm^3/mol | 25.69 cm^3/mol Mohs hardness | | 8.5 (between topaz and corundum) | Vickers hardness | | 1060 MPa | Brinell hardness | | 1120 MPa | bulk modulus | | 160 GPa | 7.7 GPa shear modulus | | 115 GPa | Young's modulus | | 279 GPa | Poisson ratio | | 0.21 | refractive index | 1.000132 | | sound speed | 1270 m/s | 5940 m/s | thermal expansion | | 4.9×10^-6 K^(-1) | thermal conductivity | 0.1805 W/(m K) | 94 W/(m K) | 0.449 W/(m K) (properties at standard conditions)](../image_source/236f7741595ea03af0a9e8d7d9c392ad.png)
| hydrogen | chromium | iodine density | 8.99×10^-5 g/cm^3 | 7.19 g/cm^3 | 4.94 g/cm^3 liquid density | | 6.3 g/cm^3 | molar volume | 11200 cm^3/mol | 7.232 cm^3/mol | 25.69 cm^3/mol Mohs hardness | | 8.5 (between topaz and corundum) | Vickers hardness | | 1060 MPa | Brinell hardness | | 1120 MPa | bulk modulus | | 160 GPa | 7.7 GPa shear modulus | | 115 GPa | Young's modulus | | 279 GPa | Poisson ratio | | 0.21 | refractive index | 1.000132 | | sound speed | 1270 m/s | 5940 m/s | thermal expansion | | 4.9×10^-6 K^(-1) | thermal conductivity | 0.1805 W/(m K) | 94 W/(m K) | 0.449 W/(m K) (properties at standard conditions)
Electromagnetic properties
![| hydrogen | chromium | iodine electrical type | | conductor | insulator resistivity | | 1.3×10^-7 Ω m (ohm meters) | 1×10^7 Ω m (ohm meters) electrical conductivity | | 7.9×10^6 S/m (siemens per meter) | 1×10^-7 S/m (siemens per meter) magnetic type | diamagnetic | antiferromagnetic | diamagnetic volume magnetic susceptibility | -2.23×10^-9 | 3.177×10^-4 | -2.22×10^-5 mass magnetic susceptibility | -2.48×10^-8 m^3/kg (cubic meters per kilogram) | 4.45×10^-8 m^3/kg (cubic meters per kilogram) | -4.5×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -4.999×10^-11 m^3/mol (cubic meters per mole) | 2.314×10^-9 m^3/mol (cubic meters per mole) | -1.14×10^-9 m^3/mol (cubic meters per mole) Néel point | | 393 K (kelvins) | work function | | 4.5 eV (Polycrystalline) | threshold frequency | | 1.088×10^15 Hz (hertz) | color | (colorless) | (silver) | (slate gray) refractive index | 1.000132 | |](../image_source/cabd1823da3737de5c8717759b68866e.png)
| hydrogen | chromium | iodine electrical type | | conductor | insulator resistivity | | 1.3×10^-7 Ω m (ohm meters) | 1×10^7 Ω m (ohm meters) electrical conductivity | | 7.9×10^6 S/m (siemens per meter) | 1×10^-7 S/m (siemens per meter) magnetic type | diamagnetic | antiferromagnetic | diamagnetic volume magnetic susceptibility | -2.23×10^-9 | 3.177×10^-4 | -2.22×10^-5 mass magnetic susceptibility | -2.48×10^-8 m^3/kg (cubic meters per kilogram) | 4.45×10^-8 m^3/kg (cubic meters per kilogram) | -4.5×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -4.999×10^-11 m^3/mol (cubic meters per mole) | 2.314×10^-9 m^3/mol (cubic meters per mole) | -1.14×10^-9 m^3/mol (cubic meters per mole) Néel point | | 393 K (kelvins) | work function | | 4.5 eV (Polycrystalline) | threshold frequency | | 1.088×10^15 Hz (hertz) | color | (colorless) | (silver) | (slate gray) refractive index | 1.000132 | |
Reactivity
![| hydrogen | chromium | iodine valence | 1 | 6 | 7 electronegativity | 2.2 | 1.66 | 2.66 electron affinity | 72.8 kJ/mol (kilojoules per mole) | 64.3 kJ/mol (kilojoules per mole) | 295.2 kJ/mol (kilojoules per mole) first ionization energy | 1312 kJ/mol (kilojoules per mole) | 652.9 kJ/mol (kilojoules per mole) | 1008.4 kJ/mol (kilojoules per mole) ionization energies | 1312 kJ/mol | 652.9 kJ/mol | 1590.6 kJ/mol | 2987 kJ/mol | 4743 kJ/mol | 6702 kJ/mol | 8744.9 kJ/mol | 15455 kJ/mol | 17820 kJ/mol | 20190 kJ/mol | 23580 kJ/mol | 26130 kJ/mol | 28750 kJ/mol | 34230 kJ/mol | 37066 kJ/mol | 97510 kJ/mol | 105800 kJ/mol | 114300 kJ/mol | 125300 kJ/mol | 134700 kJ/mol | 144300 kJ/mol | 157700 kJ/mol | 1008.4 kJ/mol | 1845.9 kJ/mol | 3180 kJ/mol](../image_source/3472cc12977b353404dc29777912a23f.png)
| hydrogen | chromium | iodine valence | 1 | 6 | 7 electronegativity | 2.2 | 1.66 | 2.66 electron affinity | 72.8 kJ/mol (kilojoules per mole) | 64.3 kJ/mol (kilojoules per mole) | 295.2 kJ/mol (kilojoules per mole) first ionization energy | 1312 kJ/mol (kilojoules per mole) | 652.9 kJ/mol (kilojoules per mole) | 1008.4 kJ/mol (kilojoules per mole) ionization energies | 1312 kJ/mol | 652.9 kJ/mol | 1590.6 kJ/mol | 2987 kJ/mol | 4743 kJ/mol | 6702 kJ/mol | 8744.9 kJ/mol | 15455 kJ/mol | 17820 kJ/mol | 20190 kJ/mol | 23580 kJ/mol | 26130 kJ/mol | 28750 kJ/mol | 34230 kJ/mol | 37066 kJ/mol | 97510 kJ/mol | 105800 kJ/mol | 114300 kJ/mol | 125300 kJ/mol | 134700 kJ/mol | 144300 kJ/mol | 157700 kJ/mol | 1008.4 kJ/mol | 1845.9 kJ/mol | 3180 kJ/mol
![Reactivity](../image_source/4a3a3e9fb420bfe12735a6ba070c48f0.png)
Reactivity
Atomic properties
![| hydrogen | chromium | iodine term symbol | ^2S_(1/2) | ^7S_3 | ^2P_(3/2) atomic radius | 25 pm | 140 pm | 140 pm covalent radius | 31 pm | 139 pm | 139 pm van der Waals radius | 120 pm | | 198 pm (electronic ground state properties)](../image_source/f766cc61d73aa4668cb0dbbe8c87d2aa.png)
| hydrogen | chromium | iodine term symbol | ^2S_(1/2) | ^7S_3 | ^2P_(3/2) atomic radius | 25 pm | 140 pm | 140 pm covalent radius | 31 pm | 139 pm | 139 pm van der Waals radius | 120 pm | | 198 pm (electronic ground state properties)
Abundances
![| hydrogen | chromium | iodine universe abundance | 75 mass% | 0.0015 mass% | 1×10^-7 mass% solar abundance | 75 mass% | 0.002 mass% | meteorite abundance | 2.4 mass% | 0.3 mass% | 2.5×10^-5 mass% crust abundance | 0.15 mass% | 0.014 mass% | 4.9×10^-5 mass% ocean abundance | 11 mass% | 6×10^-8 mass% | 6×10^-6 mass% human abundance | 10 mass% | 3×10^-6 mass% | 2×10^-5 mass% universe molar abundance | 93 mol% | 4×10^-5 mol% | 1×10^-9 mol% solar molar abundance | 93 mol% | 4×10^-5 mol% | meteorite molar abundance | 17 mol% | 0.12 mol% | 3×10^-6 mol% ocean molar abundance | 66 mol% | 7.1×10^-9 mol% | 2.9×10^-7 mol% crust molar abundance | 3.1 mol% | 0.0055 mol% | 8×10^-6 mol% human molar abundance | 62 mol% | 4×10^-7 mol% | 1×10^-6 mol%](../image_source/903e188a040b8e8b570015597bbefa5a.png)
| hydrogen | chromium | iodine universe abundance | 75 mass% | 0.0015 mass% | 1×10^-7 mass% solar abundance | 75 mass% | 0.002 mass% | meteorite abundance | 2.4 mass% | 0.3 mass% | 2.5×10^-5 mass% crust abundance | 0.15 mass% | 0.014 mass% | 4.9×10^-5 mass% ocean abundance | 11 mass% | 6×10^-8 mass% | 6×10^-6 mass% human abundance | 10 mass% | 3×10^-6 mass% | 2×10^-5 mass% universe molar abundance | 93 mol% | 4×10^-5 mol% | 1×10^-9 mol% solar molar abundance | 93 mol% | 4×10^-5 mol% | meteorite molar abundance | 17 mol% | 0.12 mol% | 3×10^-6 mol% ocean molar abundance | 66 mol% | 7.1×10^-9 mol% | 2.9×10^-7 mol% crust molar abundance | 3.1 mol% | 0.0055 mol% | 8×10^-6 mol% human molar abundance | 62 mol% | 4×10^-7 mol% | 1×10^-6 mol%
Nuclear properties
![| hydrogen | chromium | iodine half-life | (stable) | (stable) | (stable) stable isotopes | H-1 (99.985%) | H-2 (1.5×10^-4) | Cr-52 (83.789%) | ... | I-127 (100%) unstable isotopes | H-3 (12.32 yr) | ... | Cr-51 (27.703 days) | ... | I-129 (15.7 Myr) | ...](../image_source/c3deaa9e590e882ef2d82cee7fd0ac45.png)
| hydrogen | chromium | iodine half-life | (stable) | (stable) | (stable) stable isotopes | H-1 (99.985%) | H-2 (1.5×10^-4) | Cr-52 (83.789%) | ... | I-127 (100%) unstable isotopes | H-3 (12.32 yr) | ... | Cr-51 (27.703 days) | ... | I-129 (15.7 Myr) | ...
Units
Identifiers
![| hydrogen | chromium | iodine CAS number | 1333-74-0 | 7440-47-3 | 7553-56-2 PubChem CID number | 783 | 23976 | 807](../image_source/95fea94e2dc84fef943705592ef46e90.png)
| hydrogen | chromium | iodine CAS number | 1333-74-0 | 7440-47-3 | 7553-56-2 PubChem CID number | 783 | 23976 | 807