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hydrogen, chlorine, I

Input interpretation

hydrogen (chemical element) | chlorine (chemical element) | iodine (chemical element)
hydrogen (chemical element) | chlorine (chemical element) | iodine (chemical element)

Periodic table location

Periodic table location
Periodic table location

Images

Images
Images

Basic elemental properties

| hydrogen | chlorine | iodine atomic symbol | H | Cl | I atomic number | 1 | 17 | 53 short electronic configuration | 1s^1 | [Ne]3s^23p^5 | [Kr]5s^24d^105p^5 Aufbau diagram | 1s | 3p 3s | 5p 4d 5s block | s | p | p group | 1 | 17 | 17 period | 1 | 3 | 5 atomic mass | 1.008 u | 35.45 u | 126.90447 u half-life | (stable) | (stable) | (stable)
| hydrogen | chlorine | iodine atomic symbol | H | Cl | I atomic number | 1 | 17 | 53 short electronic configuration | 1s^1 | [Ne]3s^23p^5 | [Kr]5s^24d^105p^5 Aufbau diagram | 1s | 3p 3s | 5p 4d 5s block | s | p | p group | 1 | 17 | 17 period | 1 | 3 | 5 atomic mass | 1.008 u | 35.45 u | 126.90447 u half-life | (stable) | (stable) | (stable)

Thermodynamic properties

| hydrogen | chlorine | iodine phase at STP | gas | gas | solid melting point | -259.14 °C | -101.5 °C | 113.7 °C boiling point | -252.87 °C | -34.04 °C | 184.3 °C critical temperature | 32.97 K | 416.9 K | 819 K critical pressure | 1.293 MPa | 7.991 MPa | 11.7 MPa molar heat of fusion | 0.558 kJ/mol | 3.2 kJ/mol | 7.76 kJ/mol molar heat of vaporization | 0.452 kJ/mol | 10.2 kJ/mol | 20.9 kJ/mol specific heat at STP | 14300 J/(kg K) | 478.2 J/(kg K) | 429 J/(kg K) adiabatic index | 7/5 | 7/5 | (properties at standard conditions)
| hydrogen | chlorine | iodine phase at STP | gas | gas | solid melting point | -259.14 °C | -101.5 °C | 113.7 °C boiling point | -252.87 °C | -34.04 °C | 184.3 °C critical temperature | 32.97 K | 416.9 K | 819 K critical pressure | 1.293 MPa | 7.991 MPa | 11.7 MPa molar heat of fusion | 0.558 kJ/mol | 3.2 kJ/mol | 7.76 kJ/mol molar heat of vaporization | 0.452 kJ/mol | 10.2 kJ/mol | 20.9 kJ/mol specific heat at STP | 14300 J/(kg K) | 478.2 J/(kg K) | 429 J/(kg K) adiabatic index | 7/5 | 7/5 | (properties at standard conditions)

Material properties

| hydrogen | chlorine | iodine density | 8.99×10^-5 g/cm^3 | 0.003214 g/cm^3 | 4.94 g/cm^3 molar volume | 11200 cm^3/mol | 11030 cm^3/mol | 25.69 cm^3/mol bulk modulus | | 1.1 GPa | 7.7 GPa refractive index | 1.000132 | 1.000773 | sound speed | 1270 m/s | 206 m/s | thermal conductivity | 0.1805 W/(m K) | 0.0089 W/(m K) | 0.449 W/(m K) (properties at standard conditions)
| hydrogen | chlorine | iodine density | 8.99×10^-5 g/cm^3 | 0.003214 g/cm^3 | 4.94 g/cm^3 molar volume | 11200 cm^3/mol | 11030 cm^3/mol | 25.69 cm^3/mol bulk modulus | | 1.1 GPa | 7.7 GPa refractive index | 1.000132 | 1.000773 | sound speed | 1270 m/s | 206 m/s | thermal conductivity | 0.1805 W/(m K) | 0.0089 W/(m K) | 0.449 W/(m K) (properties at standard conditions)

Electromagnetic properties

| hydrogen | chlorine | iodine electrical type | | insulator | insulator resistivity | | 100 Ω m (ohm meters) | 1×10^7 Ω m (ohm meters) electrical conductivity | | 0.01 S/m (siemens per meter) | 1×10^-7 S/m (siemens per meter) magnetic type | diamagnetic | diamagnetic | diamagnetic volume magnetic susceptibility | -2.23×10^-9 | -2.31×10^-8 | -2.22×10^-5 mass magnetic susceptibility | -2.48×10^-8 m^3/kg (cubic meters per kilogram) | -7.2×10^-9 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) | -5.11×10^-10 m^3/mol (cubic meters per mole) | -1.14×10^-9 m^3/mol (cubic meters per mole) color | (colorless) | (yellow) | (slate gray) refractive index | 1.000132 | 1.000773 |
| hydrogen | chlorine | iodine electrical type | | insulator | insulator resistivity | | 100 Ω m (ohm meters) | 1×10^7 Ω m (ohm meters) electrical conductivity | | 0.01 S/m (siemens per meter) | 1×10^-7 S/m (siemens per meter) magnetic type | diamagnetic | diamagnetic | diamagnetic volume magnetic susceptibility | -2.23×10^-9 | -2.31×10^-8 | -2.22×10^-5 mass magnetic susceptibility | -2.48×10^-8 m^3/kg (cubic meters per kilogram) | -7.2×10^-9 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) | -5.11×10^-10 m^3/mol (cubic meters per mole) | -1.14×10^-9 m^3/mol (cubic meters per mole) color | (colorless) | (yellow) | (slate gray) refractive index | 1.000132 | 1.000773 |

Reactivity

| hydrogen | chlorine | iodine valence | 1 | 5 | 7 electronegativity | 2.2 | 3.16 | 2.66 electron affinity | 72.8 kJ/mol (kilojoules per mole) | 349 kJ/mol (kilojoules per mole) | 295.2 kJ/mol (kilojoules per mole) first ionization energy | 1312 kJ/mol (kilojoules per mole) | 1251.2 kJ/mol (kilojoules per mole) | 1008.4 kJ/mol (kilojoules per mole) ionization energies | 1312 kJ/mol | 1251.2 kJ/mol | 2298 kJ/mol | 3822 kJ/mol | 5158.6 kJ/mol | 6542 kJ/mol | 9362 kJ/mol | 11018 kJ/mol | 33604 kJ/mol | 38600 kJ/mol | 43961 kJ/mol | 1008.4 kJ/mol | 1845.9 kJ/mol | 3180 kJ/mol
| hydrogen | chlorine | iodine valence | 1 | 5 | 7 electronegativity | 2.2 | 3.16 | 2.66 electron affinity | 72.8 kJ/mol (kilojoules per mole) | 349 kJ/mol (kilojoules per mole) | 295.2 kJ/mol (kilojoules per mole) first ionization energy | 1312 kJ/mol (kilojoules per mole) | 1251.2 kJ/mol (kilojoules per mole) | 1008.4 kJ/mol (kilojoules per mole) ionization energies | 1312 kJ/mol | 1251.2 kJ/mol | 2298 kJ/mol | 3822 kJ/mol | 5158.6 kJ/mol | 6542 kJ/mol | 9362 kJ/mol | 11018 kJ/mol | 33604 kJ/mol | 38600 kJ/mol | 43961 kJ/mol | 1008.4 kJ/mol | 1845.9 kJ/mol | 3180 kJ/mol
Reactivity
Reactivity

Atomic properties

| hydrogen | chlorine | iodine term symbol | ^2S_(1/2) | ^2P_(3/2) | ^2P_(3/2) atomic radius | 25 pm | 100 pm | 140 pm covalent radius | 31 pm | 102 pm | 139 pm van der Waals radius | 120 pm | 175 pm | 198 pm (electronic ground state properties)
| hydrogen | chlorine | iodine term symbol | ^2S_(1/2) | ^2P_(3/2) | ^2P_(3/2) atomic radius | 25 pm | 100 pm | 140 pm covalent radius | 31 pm | 102 pm | 139 pm van der Waals radius | 120 pm | 175 pm | 198 pm (electronic ground state properties)

Abundances

| hydrogen | chlorine | iodine universe abundance | 75 mass% | 1×10^-4 mass% | 1×10^-7 mass% solar abundance | 75 mass% | 8×10^-4 mass% | meteorite abundance | 2.4 mass% | 0.037 mass% | 2.5×10^-5 mass% crust abundance | 0.15 mass% | 0.017 mass% | 4.9×10^-5 mass% ocean abundance | 11 mass% | 2 mass% | 6×10^-6 mass% human abundance | 10 mass% | 0.12 mass% | 2×10^-5 mass% universe molar abundance | 93 mol% | 4×10^-6 mol% | 1×10^-9 mol% solar molar abundance | 93 mol% | 3×10^-5 mol% | meteorite molar abundance | 17 mol% | 0.016 mol% | 3×10^-6 mol% ocean molar abundance | 66 mol% | 0.35 mol% | 2.9×10^-7 mol% crust molar abundance | 3.1 mol% | 0.0099 mol% | 8×10^-6 mol% human molar abundance | 62 mol% | 0.021 mol% | 1×10^-6 mol%
| hydrogen | chlorine | iodine universe abundance | 75 mass% | 1×10^-4 mass% | 1×10^-7 mass% solar abundance | 75 mass% | 8×10^-4 mass% | meteorite abundance | 2.4 mass% | 0.037 mass% | 2.5×10^-5 mass% crust abundance | 0.15 mass% | 0.017 mass% | 4.9×10^-5 mass% ocean abundance | 11 mass% | 2 mass% | 6×10^-6 mass% human abundance | 10 mass% | 0.12 mass% | 2×10^-5 mass% universe molar abundance | 93 mol% | 4×10^-6 mol% | 1×10^-9 mol% solar molar abundance | 93 mol% | 3×10^-5 mol% | meteorite molar abundance | 17 mol% | 0.016 mol% | 3×10^-6 mol% ocean molar abundance | 66 mol% | 0.35 mol% | 2.9×10^-7 mol% crust molar abundance | 3.1 mol% | 0.0099 mol% | 8×10^-6 mol% human molar abundance | 62 mol% | 0.021 mol% | 1×10^-6 mol%

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