krypton vs vanadium vs arsenic

krypton (chemical element) | vanadium (chemical element) | arsenic (chemical element)

Periodic table location

Images

| krypton | vanadium | arsenic atomic symbol | Kr | V | As atomic number | 36 | 23 | 33 short electronic configuration | [Ar]4s^23d^104p^6 | [Ar]4s^23d^3 | [Ar]4s^23d^104p^3 Aufbau diagram | 4p 3d 4s | 3d 4s | 4p 3d 4s block | p | d | p group | 18 | 5 | 15 period | 4 | 4 | 4 atomic mass | 83.798 u | 50.9415 u | 74.921595 u half-life | (stable) | (stable) | (stable)

| krypton | vanadium | arsenic phase at STP | gas | solid | solid melting point | -157.36 °C | 1910 °C | 817 °C boiling point | -153.22 °C | 3407 °C | 614 °C critical temperature | 209.41 K | | critical pressure | 5.5 MPa | | molar heat of fusion | 1.64 kJ/mol | 22.8 kJ/mol | 27.7 kJ/mol molar heat of vaporization | 9.02 kJ/mol | 453 kJ/mol | 32.4 kJ/mol specific heat at STP | 248.05 J/(kg K) | 489 J/(kg K) | 328 J/(kg K) adiabatic index | 5/3 | | (properties at standard conditions)

| krypton | vanadium | arsenic density | 0.00375 g/cm^3 | 6.11 g/cm^3 | 5.727 g/cm^3 liquid density | | 5.5 g/cm^3 | 5.22 g/cm^3 molar volume | 22300 cm^3/mol | 8.337 cm^3/mol | 13.08 cm^3/mol Mohs hardness | | 7 (≈ quartz) | 3.5 (between calcite and fluorite) Vickers hardness | | 628 MPa | 1510 MPa Brinell hardness | | 628 MPa | 1440 MPa bulk modulus | | 160 GPa | 22 GPa shear modulus | | 47 GPa | Young's modulus | | 128 GPa | 8 GPa Poisson ratio | | 0.37 | refractive index | 1.000427 | | 1.001552 sound speed | 1120 m/s | 4560 m/s | thermal expansion | | 8.4×10^-6 K^(-1) | thermal conductivity | 0.00943 W/(m K) | 31 W/(m K) | 50 W/(m K) (properties at standard conditions)

| krypton | vanadium | arsenic electrical type | | conductor | conductor resistivity | | 2×10^-7 Ω m (ohm meters) | 3×10^-7 Ω m (ohm meters) electrical conductivity | | 5×10^6 S/m (siemens per meter) | 3.3×10^6 S/m (siemens per meter) magnetic type | diamagnetic | paramagnetic | diamagnetic volume magnetic susceptibility | -1.65×10^-8 | 3.837×10^-4 | -2.23×10^-5 mass magnetic susceptibility | -4.4×10^-9 m^3/kg (cubic meters per kilogram) | 6.28×10^-8 m^3/kg (cubic meters per kilogram) | -3.9×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -3.69×10^-10 m^3/mol (cubic meters per mole) | 3.199×10^-9 m^3/mol (cubic meters per mole) | -2.92×10^-10 m^3/mol (cubic meters per mole) work function | | 4.3 eV (Polycrystalline) | 3.75 eV (Polycrystalline) threshold frequency | | 1.04×10^15 Hz (hertz) | 9.067×10^14 Hz (hertz) superconducting point | | 5.4 K (kelvins) | color | (colorless) | (silver) | (silver) refractive index | 1.000427 | | 1.001552

| krypton | vanadium | arsenic valence | 2 | 5 | 5 electronegativity | 3 | 1.63 | 2.18 electron affinity | 0 kJ/mol (kilojoules per mole) | 50.6 kJ/mol (kilojoules per mole) | 78 kJ/mol (kilojoules per mole) first ionization energy | 1350.8 kJ/mol (kilojoules per mole) | 650.9 kJ/mol (kilojoules per mole) | 947 kJ/mol (kilojoules per mole) ionization energies | 1350.8 kJ/mol | 2350.4 kJ/mol | 3565 kJ/mol | 5070 kJ/mol | 6240 kJ/mol | 7570 kJ/mol | 10710 kJ/mol | 12138 kJ/mol | 22274 kJ/mol | 25880 kJ/mol | 29700 kJ/mol | 33800 kJ/mol | 37700 kJ/mol | 43100 kJ/mol | 47500 kJ/mol | 52200 kJ/mol | 57100 kJ/mol | 61800 kJ/mol | 75800 kJ/mol | 80400 kJ/mol | 85300 kJ/mol | 650.9 kJ/mol | 1414 kJ/mol | 2830 kJ/mol | 4507 kJ/mol | 6298.7 kJ/mol | 12363 kJ/mol | 14530 kJ/mol | 16730 kJ/mol | 19860 kJ/mol | 22240 kJ/mol | 24670 kJ/mol | 29730 kJ/mol | 32446 kJ/mol | 86450 kJ/mol | 94170 kJ/mol | 102300 kJ/mol | 112700 kJ/mol | 121600 kJ/mol | 130700 kJ/mol | 143400 kJ/mol | 151440 kJ/mol | 947 kJ/mol | 1798 kJ/mol | 2735 kJ/mol | 4837 kJ/mol | 6043 kJ/mol | 12310 kJ/mol

Reactivity

| krypton | vanadium | arsenic term symbol | ^1S_0 | ^4F_(3/2) | ^4S_(3/2) atomic radius | 88 pm | 135 pm | 115 pm covalent radius | 116 pm | 153 pm | 119 pm van der Waals radius | 202 pm | | 185 pm (electronic ground state properties)

| krypton | vanadium | arsenic universe abundance | 4×10^-6 mass% | 1×10^-4 mass% | 8×10^-7 mass% solar abundance | | 4×10^-5 mass% | meteorite abundance | | 0.0061 mass% | 1.8×10^-4 mass% crust abundance | 1.5×10^-8 mass% | 0.019 mass% | 2.1×10^-4 mass% ocean abundance | 2.1×10^-8 mass% | 1.5×10^-7 mass% | 2.3×10^-7 mass% human abundance | | 3×10^-6 mass% | 5×10^-6 mass% universe molar abundance | 6×10^-8 mol% | 2×10^-6 mol% | 1×10^-8 mol% solar molar abundance | | 9×10^-7 mol% | meteorite molar abundance | | 0.0023 mol% | 4.6×10^-5 mol% ocean molar abundance | 1.6×10^-9 mol% | 1.8×10^-8 mol% | 1.9×10^-8 mol% crust molar abundance | 4×10^-9 mol% | 0.0075 mol% | 5.8×10^-5 mol% human molar abundance | | 4×10^-7 mol% | 4×10^-7 mol%