Misplaced Pages

Hydrogen

Article snapshot taken from[REDACTED] with creative commons attribution-sharealike license. Give it a read and then ask your questions in the chat. We can research this topic together.

This is an old revision of this page, as edited by Dwmyers (talk | contribs) at 14:42, 7 October 2002 (side bar info. Etymology.). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Revision as of 14:42, 7 October 2002 by Dwmyers (talk | contribs) (side bar info. Etymology.)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)

This is a temporary page created for the sole purpose of converting the current Hydrogen article over to the new format agreed upon in Misplaced Pages talk:WikiProject Elements/Archive 1. When this process is complete the content in this page will be moved to the main article and any relevant edits made to that version will be incorporated into this version (this page will then be deleted from the database). For an example of what this article will look like when complete, please visit Beryllium, for a clean copy of the template used here please visit WikiProject Elements. See also periodic table to view the color scheme.


General
Name, Symbol, NumberHydrogen, H, 1
Chemical series nonmetals
Group, Period, Block1 (I), 1 , s
Density, Hardness 0.0899 kg/m, NA
Appearance colorless
Atomic Properties
Atomic weight 1.00794 amu
Atomic radius (calc) 25 (53) pm
Covalent radius 37 pm
van der Waals radius 120 pm
Electron configuration 1s
e 's per energy level1
Oxidation states (Oxide) 1 (amphoteric)
Crystal structure hexagonal
Physical Properties
State of matter gas (__)
Melting point __ K (__ °F)
Boiling point __ K (__ °F)
Molar volume 11.42 ×10 m/mol
Heat of vaporization __ kJ/mol
Heat of fusion __ kJ/mol
Vapor pressure __ Pa at __ K
Velocity of sound 1270 m/s at __ K
Miscellaneous
Electronegativity __ (Pauling scale)
Specific heat capacity __ J/(kg*K)
Electrical conductivity __ 10/m ohm
Thermal conductivity __ W/(m*K)
1 ionization potential __ kJ/mol
2 ionization potential __ kJ/mol
3 ionization potential __ kJ/mol
4 ionization potential __ kJ/mol
Most Stable Isotopes
isoNAhalf-life DMDE MeVDP
__{syn.}______]
____%__ is stable with __ neutrons
____%__ is stable with __ neutrons
__trace______]
SI units & STP are used except where noted.

Hydrogen is a chemical element in the periodic table that has the symbol H and atomic number 1.

Notable Characteristics

Etymology: Greek hudôr (water) and gennen (generate).

Applications

History

Occurrence

Compounds

Isotopes

Precautions

__


External Links

External links used only for conversion (please delete before pasting into main article)

Hydrogen Add topic