hydrogen vs iodine vs phosphorus

hydrogen (chemical element) | iodine (chemical element) | phosphorus (chemical element)

Periodic table location

Images

| hydrogen | iodine | phosphorus atomic symbol | H | I | P atomic number | 1 | 53 | 15 short electronic configuration | 1s^1 | [Kr]5s^24d^105p^5 | [Ne]3s^23p^3 Aufbau diagram | 1s | 5p 4d 5s | 3p 3s block | s | p | p group | 1 | 17 | 15 period | 1 | 5 | 3 atomic mass | 1.008 u | 126.90447 u | 30.973761998 u half-life | (stable) | (stable) | (stable)

| hydrogen | iodine | phosphorus phase at STP | gas | solid | solid melting point | -259.14 °C | 113.7 °C | 44.2 °C boiling point | -252.87 °C | 184.3 °C | 280.5 °C critical temperature | 32.97 K | 819 K | critical pressure | 1.293 MPa | 11.7 MPa | molar heat of fusion | 0.558 kJ/mol | 7.76 kJ/mol | 0.64 kJ/mol molar heat of vaporization | 0.452 kJ/mol | 20.9 kJ/mol | 12.4 kJ/mol specific heat at STP | 14300 J/(kg K) | 429 J/(kg K) | 769.7 J/(kg K) adiabatic index | 7/5 | | (properties at standard conditions)

| hydrogen | iodine | phosphorus density | 8.99×10^-5 g/cm^3 | 4.94 g/cm^3 | 1.823 g/cm^3 molar volume | 11200 cm^3/mol | 25.69 cm^3/mol | 16.99 cm^3/mol bulk modulus | | 7.7 GPa | 11 GPa refractive index | 1.000132 | | 1.001212 sound speed | 1270 m/s | | thermal conductivity | 0.1805 W/(m K) | 0.449 W/(m K) | 0.236 W/(m K) (properties at standard conditions)

| hydrogen | iodine | phosphorus electrical type | | insulator | conductor resistivity | | 1×10^7 Ω m (ohm meters) | 1×10^-7 Ω m (ohm meters) electrical conductivity | | 1×10^-7 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 | -2.22×10^-5 | -2.06×10^-5 mass magnetic susceptibility | -2.48×10^-8 m^3/kg (cubic meters per kilogram) | -4.5×10^-9 m^3/kg (cubic meters per kilogram) | -1.13×10^-8 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -4.999×10^-11 m^3/mol (cubic meters per mole) | -1.14×10^-9 m^3/mol (cubic meters per mole) | -3.5×10^-10 m^3/mol (cubic meters per mole) color | (colorless) | (slate gray) | (colorless) refractive index | 1.000132 | | 1.001212

| hydrogen | iodine | phosphorus valence | 1 | 7 | 5 electronegativity | 2.2 | 2.66 | 2.19 electron affinity | 72.8 kJ/mol (kilojoules per mole) | 295.2 kJ/mol (kilojoules per mole) | 72 kJ/mol (kilojoules per mole) first ionization energy | 1312 kJ/mol (kilojoules per mole) | 1008.4 kJ/mol (kilojoules per mole) | 1011.8 kJ/mol (kilojoules per mole) ionization energies | 1312 kJ/mol | 1008.4 kJ/mol | 1845.9 kJ/mol | 3180 kJ/mol | 1011.8 kJ/mol | 1907 kJ/mol | 2914.1 kJ/mol | 4963.6 kJ/mol | 6273.9 kJ/mol | 21267 kJ/mol | 25431 kJ/mol | 29872 kJ/mol | 35905 kJ/mol | 40950 kJ/mol

Reactivity

| hydrogen | iodine | phosphorus term symbol | ^2S_(1/2) | ^2P_(3/2) | ^4S_(3/2) atomic radius | 25 pm | 140 pm | 100 pm covalent radius | 31 pm | 139 pm | 107 pm van der Waals radius | 120 pm | 198 pm | 180 pm (electronic ground state properties)

| hydrogen | iodine | phosphorus universe abundance | 75 mass% | 1×10^-7 mass% | 7×10^-4 mass% solar abundance | 75 mass% | | 7×10^-4 mass% meteorite abundance | 2.4 mass% | 2.5×10^-5 mass% | 0.11 mass% crust abundance | 0.15 mass% | 4.9×10^-5 mass% | 0.099 mass% ocean abundance | 11 mass% | 6×10^-6 mass% | 7×10^-6 mass% human abundance | 10 mass% | 2×10^-5 mass% | 1.1 mass% universe molar abundance | 93 mol% | 1×10^-9 mol% | 3×10^-5 mol% solar molar abundance | 93 mol% | | 3×10^-5 mol% meteorite molar abundance | 17 mol% | 3×10^-6 mol% | 0.07 mol% ocean molar abundance | 66 mol% | 2.9×10^-7 mol% | 1.4×10^-6 mol% crust molar abundance | 3.1 mol% | 8×10^-6 mol% | 0.07 mol% human molar abundance | 62 mol% | 1×10^-6 mol% | 0.22 mol%

| hydrogen | iodine | phosphorus half-life | (stable) | (stable) | (stable) stable isotopes | H-1 (99.985%) | H-2 (1.5×10^-4) | I-127 (100%) | P-31 (100%) nuclear spin | H-1: 1/2^+ | H-2: 1^+ | H-3: 1/2^+ | H-4: 2^- | H-5: 1/2^+ | H-6: 2^- | H-7: 1/2^+ | I-108: 1^+ | I-109: 1/2^+ | I-110: 1^+ | I-111: 5/2^+ | I-112: 1^+ | I-113: 5/2^+ | I-114: 1^+ | I-115: 5/2^+ | I-116: 1^+ | I-117: 5/2^+ | I-118: 2^- | I-119: 5/2^+ | I-120: 2^- | I-121: 5/2^+ | I-122: 1^+ | I-123: 5/2^+ | I-124: 2^- | I-125: 5/2^+ | I-126: 2^- | I-127: 5/2^+ | I-128: 1^+ | I-129: 7/2^+ | I-130: 5^+ | I-131: 7/2^+ | I-132: 4^+ | I-133: 7/2^+ | I-134: 4^+ | I-135: 7/2^+ | I-136: 1^- | I-137: 7/2^+ | I-138: 2^- | I-139: 7/2^+ | I-140: 4^- | I-141: 7/2^+ | I-142: 2^- | I-143: 7/2^+ | I-144: 1^- | P-24: 1^+ | P-25: 1/2^+ | P-26: 3^+ | P-27: 1/2^+ | P-28: 3^+ | P-29: 1/2^+ | P-30: 1^+ | P-31: 1/2^+ | P-32: 1^+ | P-33: 1/2^+ | P-34: 1^+ | P-35: 1/2^+ | P-36: 4^- | P-37: 1/2^+ | P-39: 1/2^+ | P-41: 1/2^+ | P-43: 1/2^+ | P-45: 1/2^+ unstable isotopes | H-3 (12.32 yr) | H-6 (0.29 zs) | H-4 (0.139 zs) | H-5 (0.08 zs) | H-7 (0.023 zs) | I-129 (15.7 Myr) | I-125 (59.4 days) | I-126 (12.93 days) | I-131 (8.0252 days) | I-124 (100.2 h) | I-133 (20.8 h) | I-123 (13.2235 h) | I-130 (12.4 h) | I-135 (6.58 h) | I-132 (137.7 min) | I-121 (127.2 min) | I-120 (82 min) | I-134 (52.5 min) | I-128 (24.98 min) | I-119 (19.1 min) | I-118 (13.7 min) | I-122 (218 s) | I-117 (133 s) | I-136 (83.4 s) | I-115 (78 s) | I-137 (24.5 s) | I-113 (6.6 s) | I-138 (6.23 s) | I-112 (3.42 s) | I-116 (2.91 s) | I-111 (2.5 s) | I-139 (2.28 s) | I-114 (2.1 s) | I-140 (860 ms) | I-110 (650 ms) | I-141 (430 ms) | I-142 (200 ms) | I-108 (36 ms) | I-109 (103 µs) | I-144 (300 ns) | I-143 (150 ns) | P-33 (25.34 days) | P-32 (14.262 days) | P-30 (149.9 s) | P-35 (47.3 s) | P-34 (12.43 s) | P-36 (5.6 s) | P-29 (4.142 s) | P-37 (2.31 s) | P-38 (640 ms) | P-39 (280 ms) | P-28 (270.3 ms) | P-27 (260 ms) | P-40 (125 ms) | P-41 (100 ms) | P-42 (48.5 ms) | P-26 (43.7 ms) | P-43 (36.5 ms) | P-44 (18.5 ms) | P-46 (200 ns) | P-45 (200 ns) | P-25 (30 ns) neutron cross-section | 0.332 b | 6.2 b | 0.18 b neutron mass absorption | 0.011 m^2/kg | 0.0018 m^2/kg | 2×10^-4 m^2/kg

| hydrogen | iodine | phosphorus CAS number | 1333-74-0 | 7553-56-2 | 7723-14-0 PubChem CID number | 783 | 807 |