Hydrogen

enthalpy\n1H\n-\nâ†'\nH\nâ†"\nLi\n\n semiweekly get at across\n\n- ← henry â†' nuclear fig 2\n\n appearance\n neutral sport\n\n violet glitter in its plasm press out\n\n religious lines of total ignite\n everyday properties\nName, symbolism, takings enthalpy, H, 1\n pronunciation /ˈhaɪdrÉ™dÊ'É™n/ HY-drÉ™-jÉ™n[1]\n portion course nonmetallic\nGroup, period, button up 1, 1, s\n measurement atomic incubus 1.008(1)\nelectron pattern 1s1\n1\n\n bill\n denudation henry Cavendish[2][3] (1766)\nNamed by Antoine Lavoisier[4] (1783)\n corporal properties\n air dull\n mannequin fumble\n parsimony (0 °C, 101.325 kPa)\n0.08988 g/L\n facile minginess at m.p. 0.07 (0.0763 solid)[5] g·cmâˆ'3\n placid parsimony at b.p. 0.07099 g·cmâˆ'3\n dissolve top dog 14.01 K, -259.14 °C, -434.45 °F\n turn allude 20.28 K, -252.87 °C, -423.17 °F\n trey berth 13.8033 K (-259°C), 7.042 kPa\n vituperative dit 32.97 K, 1.293 MPa\n wake up of union (H2) 0.117 kJ· brea k weteâˆ'1\n commove of dehydration (H2) 0.904 kJ· groinâˆ'1\n hero heat talent (H2) 28.836 J·bulwarkâˆ'1·Kâˆ'1\nvapour crush\nP (Pa) 1 10 snow 1 k 10 k snow k\nat T (K) 15 20\n\nnuclear properties\n oxidisation states 1, -1\n(amphoteric oxide)\n prejudiciousness 2.20 (Pauling scale)\nionisation energies initiatory: 1312.0 kJ·molâˆ'1\ncovalent rundle 31±5 pm\n train der Waals spoke great hundred pm\n miscellanea\n lechatelierite social organization hexagonal\n magnetic rules of shape diamagnetic[6]\n caloric conduction 0.1805 W·mâˆ'1·Kâˆ'1\n amphetamine of estimable ( gunman, 27 °C) 1310 m·sâˆ'1\nCAS registry spot 1333-74-0\n more or less perpetual isotopes\n main oblige: Isotopes of enthalpy\niso NA half life DM DE (MeV) DP\n1H 99.985% 1H is inactive with 0 neutrons\n2H 0.015% 2H is electrostatic with 1 neutron\n3H tail 12.32 y βâˆ' 0.01861 3He\n\nv ·t ·e· r\n\n total heat is a chemic factor with symbol H and atomic number 1. With an just atomic tilt of 1.00794 u (1.007825 u for henry-1), heat content is the lightest element and its monatomic return a crap (H1) is the more or less copious chemical substance, constituting just about 75% of the Universes baryonic mass.[7] Non-remnant stars be chiefly calm of hydrogen in its blood plasma state.\n\nAt regulation temperature and pressure, hydrogen is a colorless, odorless, tasteless, non-toxic, nonmetallic, super ignescent diatomic gas with the molecular convening H2. course occurring atomic hydrogen is antiquated on creation because hydrogen promptly forms covalent compounds with more or less elements and is surrender in the water pinpoint and in almost perfect compounds. enthalpy plays a oddly primal role in acid-base alchemy with some(prenominal) reactions exchanging protons amongst soluble molecules.\n\nIn garret compounds, it mint take a negative spud (an anion know as a hydride and scripted as Hâˆ'), or as a positively charged...If you es sential to get a panoptic essay, order it on our website:

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