మూస:Infobox hydrogen

హైడ్రోజన్, ₀₀H

Purple glow in its plasma state
హైడ్రోజన్
Appearance	colorless gas
Standard atomic weight Ar°(H)
	[1.00784, 1.00811][1] 1.0080±0.0002 (abridged)[2]
హైడ్రోజన్ in the periodic table
Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Ununtrium Flerovium Ununpentium Livermorium Ununseptium Ununoctium - ↑ H ↓ Li - ← హైడ్రోజన్ → హీలియం
Group	మూస:Infobox element/symbol-to-group/format
Period	period 1
Block	s-block
Electron configuration	1s1
Electrons per shell	1
Physical properties
Color	రంగులేనిది
Phase at STP	gas
Melting point	13.99 K ​(-259.16 °C, ​-434.49 °F)
Boiling point	20.271 K ​(-252.879 °C, ​-423.182 °F)
Density (at STP)	0.08988 g/L
when liquid (at m.p.)	0.07 (0.0763 solid)[3] g/cm3
when liquid (at b.p.)	0.07099 g/cm3
Triple point	13.8033 K, ​7.041 kPa
Critical point	32.938 K, 1.2858 MPa
Heat of fusion	(H2) 0.117 kJ/mol
Heat of vaporization	(H2) 0.904 kJ/mol
Molar heat capacity	(H2) 28.836 J/(mol·K)
Vapor pressure P (Pa) 1 10 100 1 k 10 k 100 k at T (K) 15 20
Atomic properties
Oxidation states	−1, 0, +1 (an amphoteric oxide)
Electronegativity	Pauling scale: 2.20
Covalent radius	31±5 pm
Van der Waals radius	120 pm
Spectral lines of హైడ్రోజన్
Other properties
Natural occurrence	primordial
Crystal structure	​hexagonal
Speed of sound	(gas, 27 °C) 1310 m/s
Thermal conductivity	0.1805 W/(m⋅K)
Magnetic ordering	diamagnetic[4]
CAS Number	1333-74-0
History
Discovery	హెన్రీ కేవిండిష్[5][6] (1766)
Named by	ఆంటోనీ లావోయిజర్[7] (1783)
Isotopes of హైడ్రోజన్ v e
Template:infobox హైడ్రోజన్ isotopes does not exist
Category: హైడ్రోజన్ view talk edit | references

References

These references will appear in the article, but this list appears only on this page.

1. "Standard Atomic Weights: Hydrogen". CIAAW. 2009.
2. Prohaska, Thomas; Irrgeher, Johanna; Benefield, Jacqueline; et al. (2022-05-04). "Standard atomic weights of the elements 2021 (IUPAC Technical Report)". Pure and Applied Chemistry (in ఇంగ్లీష్). doi:10.1515/pac-2019-0603. ISSN 1365-3075.
3. Wiberg, Egon; Wiberg, Nils; Holleman, Arnold Frederick (2001). Inorganic chemistry. Academic Press. p. 240. ISBN 0123526515.
4. "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (81st ed.). CRC Press.
5. "Hydrogen". Van Nostrand's Encyclopedia of Chemistry. Wylie-Interscience. 2005. pp. 797–799. ISBN 0-471-61525-0.
6. Emsley, John (2001). Nature's Building Blocks. Oxford: Oxford University Press. pp. 183–191. ISBN 0-19-850341-5.
7. Stwertka, Albert (1996). A Guide to the Elements. Oxford University Press. pp. 16–21. ISBN 0-19-508083-1.