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Deep-red spectral line of hydrogen
Hydrogen-alpha, typically shortened to H-alpha or Hα, is a deep-red visible spectral line of the hydrogen atom with a wavelength of 656.28 nm in air and
Hydrogen-alpha
Spectral line of hydrogen in the Lyman series
Lyman-alpha, typically denoted by Ly-α or Lyα, is a spectral line of hydrogen (or, more generally, of any one-electron atom) in the Lyman series. A photon
Lyman-alpha
Atom of the element hydrogen
A hydrogen atom is an atom of the chemical element hydrogen. The electrically neutral hydrogen atom contains a single positively charged proton in the
Hydrogen_atom
Important atomic emission spectra
line is called "Lyman-alpha" (Ly-α), while the 7 → 3 line is called "Paschen-delta" (Pa-δ). There are emission lines from hydrogen that fall outside of
Hydrogen_spectral_series
Type of secondary structure of proteins
sequence of amino acids. The alpha helix has a right-handed helix conformation in which every backbone N−H group hydrogen bonds to the backbone C=O group
Alpha_helix
Ionizing radiation particle of two protons and two neutrons
Alpha particles, also called alpha rays or alpha radiation, consist of two protons and two neutrons bound together into a particle identical to the nucleus
Alpha_particle
Star at the centre of the Solar System
with another using the PP chain. Fusing four free protons (hydrogen nuclei) into a single alpha particle (helium nucleus) releases around 0.7% of the fused
Sun
Spectral line of hydrogen state transition in UHF radio frequencies
The hydrogen line, 21 centimeter line, or H I line is a spectral line that is created by a change in the energy state of solitary, electrically neutral
Hydrogen_line
China's first solar observatory
22 June 2022. Davenport, Justin (14 October 2021). "China launches hydrogen-alpha solar telescope aboard Long March 2D". NASASpaceFlight. Retrieved 22
Chinese H-alpha Solar Explorer
Chinese_H-alpha_Solar_Explorer
Prefix in organic chemistry nomenclature
relative location of carbon atoms as well as hydrogen atoms to other functional groups. The α-carbon (alpha-carbon) refers to the first carbon atom that
Locant
Canadian amateur astronomer (1942–2025)
processing and astrometry. In another innovation, Newton captured images of hydrogen-alpha bursts of plasma ejections from the Sun's surface using a specialized
Jack_B._Newton
Topics referred to by the same term
reflecting other colors Hydrogen-alpha filter, an optical filter that transmits a narrow bandwidth of light centred on the H-alpha wavelength Photographic
Filter
Instrument to measure the properties of visible light
These lines are named for the elements which cause them, such as the hydrogen alpha, beta, and gamma lines. A glowing object will show bright spectral lines
Optical_spectrometer
Atoms with a single valence electron, so they behave like hydrogen
A hydrogen-like atom (or hydrogenic atom) is any atom or ion with a single electron. Examples of hydrogen-like atoms are H, He+, Li2+, Be3+ and so on
Hydrogen-like_atom
Intermolecular attraction between a hydrogen donor-and-acceptor pair
In chemistry, a hydrogen bond (H-bond) is a specific type of molecular interaction that exhibits partial covalent character and cannot be described as
Hydrogen_bond
Emission nebula
Scorpius. It is ionized by the star HD 161853. It is most visible using a Hydrogen-alpha filter. "Sharpless (Sh2) - Astrobasics". 13 September 2022. "Sh 2-15"
Sh_2-15
Nuclear fusion reaction
The triple-alpha process is a set of nuclear fusion reactions by which three helium-4 nuclei (alpha particles) are transformed into carbon. Helium accumulates
Triple-alpha_process
2010 APS-C digital single-lens reflex camera
heightened hydrogen-alpha (H-alpha) sensitivity for improved capture of red hydrogen emission nebulae. The 60Da is three times as sensitive to H-alpha light
Canon_EOS_60D
Chemical element with atomic number 1 (H)
hydrogen is a gas of diatomic molecules with the formula H2, called dihydrogen, or sometimes hydrogen gas, molecular hydrogen, or simply hydrogen. Dihydrogen
Hydrogen
Emission nebula in the constellation Orion
hydrogen. It has a diameter of about 4.5′, at its distance meaning it measures 2.1 ly (0.65 pc). The net (meaning omitting the star) hydrogen alpha luminosity
Messier_43
Astronomical spectroscopic term
column density of neutral hydrogen will show typical damping wings around the line and is referred to as a damped Lyman-alpha system. For quasars at higher
Lyman-alpha_forest
Class of chemical compounds
are stronger acids compared to their non-alpha hydroxy counterparts, a property enhanced by internal hydrogen bonding. AHAs serve a dual purpose: industrially
Alpha_hydroxycarboxylic_acid
Vehicle that uses hydrogen fuel for motive power
A hydrogen vehicle is a vehicle that uses hydrogen to move. Hydrogen vehicles include some road vehicles, rail vehicles, space rockets, forklifts, ships
Hydrogen_vehicle
Telescope in northern Chile
H-Alpha Mapper (WHAM) is a custom-built 0.6 metres (24 in) telescope operated by the University of Wisconsin–Madison, used to study the Hydrogen-alpha ions
Wisconsin_H-Alpha_Mapper
Star-forming region in the constellation Orion
Barnard's Loop in Hydrogen-alpha images that warp around the eastern portion of Orion. The other part of the superbubble that is seen in H-alpha is the Eridanus
Orion_molecular_cloud_complex
Constellation in the southern sky
southern portion is red from hydrogen alpha emissions, and the center region is colored yellow from both oxygen and hydrogen emissions. The western white
Dorado
Imaging of astronomical objects
filter and a low-noise sensor with heightened hydrogen-alpha sensitivity for improved capture of red hydrogen emission nebulae. There are also cameras specifically
Astrophotography
Radio galaxy in the constellation Canes Venatici
index is 0.98α. The optical spectrum of the galaxy has presence of both hydrogen-alpha and doubly ionized oxygen emission lines with estimated line luminosities
6C_B140400.6+405554
Photography in one color
for specific wavelengths of light emitted by many deep space objects. Hydrogen-alpha, a common wavelength used, is red in color. and only the red pixels
Monochrome_photography
Solar observatory on Skylab
spectroheliometer) S-055 (Ultraviolet spectrograph) Hydrogen alpha and coronograph: H-alpha no. 1 H-alpha no. 2 S-052 (a Coronagraph) Also, experiment S149
Apollo_Telescope_Mount
Galaxy in the constellation Ursa Major
astronomer W4SM with 17" PlaneWave CDK astrograph M82 cigar galaxy with its hydrogen emissions taken in France by amateur astrophotographer Anthony MICHEL List
Messier_82
Eclipsing binary brown dwarf in the Orion Nebula
convection, supported by the primary's observed fast rotation and strong hydrogen-alpha emission; large starspots on the primary, though this was found to be
2MASS_J05352184−0546085
Emission nebula in the constellation Cygnus
Sign Nebula." NGC 6888 in Hydrogen and Oxygen Light. HOO Palette. Imaged by Don Christopher Deaver Crescent Nebula in H-alpha and OIII. Imaged with a 715mm
Crescent_Nebula
Supernova remnant in the Milky Way
his team using a Schmidt camera and a narrowband filter close to the Hydrogen Alpha transmission line. It is difficult to observe due to its extremely low
Simeis_147
involves single electron oxidation of both the alcoholic oxygen and the hydrogen alpha to the alcohol by two atoms of silver(I) within the celite surface.
Fétizon_oxidation
Hydrogen spectral series
spectral lines of hydrogen found outside the visible spectrum. The red H-alpha spectral line of the Balmer series of atomic hydrogen, which is the transition
Balmer_series
Binary star system in the Phoenix constellation
at Gemini South, which showed a spectral type of M5.5/M6 and strong Hydrogen-alpha emission. The astrometry showed that this star belongs to the Tucana-Horologium
Delorme_1
Emission nebula
appears mostly red in visible light, making observation best through a Hydrogen-alpha filter. "Sh 2-16". "Sharpless (Sh2) - Astrobasics". 13 September 2022
Sh_2-16
Molecular cloud
nebula. It is similar to the nearby Sh 2-24 being that it contains no hydrogen-alpha. "Sh 2-23". Russeil, D. (2003). "Star-forming complexes and the spiral
Sh_2-23
Exotic particle made of an antiproton and positron
Antihydrogen (H) is the antimatter counterpart of hydrogen. Whereas the common hydrogen atom is composed of an electron and proton, the antihydrogen atom
Antihydrogen
Oxidation of alcohol
((CH3)3CO)2CrO2), which is itself a good oxidant. For those structures with hydrogen alpha to the oxygen, the chromate esters degrade, releasing the carbonyl product
Jones_oxidation
Open cluster in the constellation Sagittarius
be pre-main-sequence stars, with 26 candidates identified based upon hydrogen alpha emission and the presence of lithium in the spectrum. The stars in the
Messier_21
Emission nebula in the constellation Orion
Head Nebula in Narrowband Sulfur-Hydrogen Alpha- Oxygen with a 1000mm telescope Monkey Head Nebula in hydrogen alpha focal length 384mm Monkey Head Nebula
NGC_2174
Temporary spots on the Sun's surface
indirectly, and even traced, to follow sunspot evolution. Special purpose hydrogen-alpha narrow bandpass filters and aluminum-coated glass attenuation filters
Sunspot
Astrophotography technique
object rich in hydrogen, the object will primarily emit light in the hydrogen-alpha/red wavelengths. In this scenario, the Bayer matrix will only allow
Monochrome astrophotography techniques
Monochrome_astrophotography_techniques
American astronomer (born 1964)
Buren with engineer Wayne Rosing mapped the entire southern sky in the hydrogen alpha transition with sufficient sensitivity for decontamination of the Milky
Peter_R._McCullough
Star system in the Centaurus constellation
Alpha Centauri (α Centauri, α Cen, or Alpha Cen) is a star system in the southern constellation of Centaurus. It consists of three stars: Rigil Kentaurus
Alpha_Centauri
Emission nebula in the constellation Dorado
at a blue-green wavelength of 500.7 nm, and neutral hydrogen atoms, which emit the hydrogen-alpha line at a red wavelength of 656.2 nm. Amateur astronomer
N44_(emission_nebula)
Chemical element with atomic number 60 (Nd)
fluorescent lighting while passing other colours, especially dark red hydrogen-alpha emission from nebulae. Neodymium is also used to remove the green color
Neodymium
Radio galaxy in the constellation Ursa Major
total size of 48.24 kiloparsecs. There are also detections of both hydrogen-alpha and doubly ionized oxygen emission lines with estimated line luminosities
6C_B084407.8+582055
Telescope used to observe the Sun
which redirect 95% of the light and heat away from the eyepiece, up to hydrogen-alpha filter systems and even home built spectrohelioscopes. In contrast to
Solar_telescope
Young sun-like star in the constellation Centaurus
(luminosity class V). The letter "e" indicates V1400 Centauri exhibits weak hydrogen-alpha emission lines in its visible light spectrum. Lastly, "Li" indicates
V1400_Centauri
Cosmological process in the early universe
neutral hydrogen and can be produced copiously by galaxies with young stars. Moreover, Lyman alpha photons interact strongly with neutral hydrogen in intergalactic
Reionization
Bipolar planetary nebula in the constellation Scorpius
Release SIMBAD Query Result NGC 6302 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images Butterfly Nebula at
NGC_6302
Molecular cloud
Sh 2-35 is a nebula in Sagittarius. It is best viewed with a Hydrogen-alpha filter. It is located near to Sh 2-37. combined with Sh 2-37, it has a mass
Sh_2-35
Set of ultraviolet wavelengths emitted by hydrogen
(greater than 1) to the first energy level. Bohr model H-alpha Hydrogen spectral series K-alpha Lyman-alpha line Lyman continuum photon Moseley's law Rydberg
Lyman_series
Atomic model introduced by Niels Bohr in 1913
By 1913 Bohr had already shown, from the analysis of alpha particle energy loss, that hydrogen had only a single electron not a matched pair. Bohr's
Bohr_model
State park in Washington (state), United States
telescopes on-site, including portable Dobsonians, a permanently mounted Hydrogen-Alpha solar telescope, and the primary instrument; a 24.5-inch reflector which
Goldendale Observatory State Park
Goldendale_Observatory_State_Park
Galactic X-ray source in the constellation Cygnus that is very likely a black hole
an underabundance of carbon in its atmosphere. The ultraviolet and hydrogen-alpha spectral lines of HDE 226868 show profiles similar to the star P Cygni
Cygnus_X-1
New Zealand physicist and chemist (1871–1937)
bombarded with alpha particles. These experiments led him to discover the emission of a subatomic particle that he initially called the "hydrogen atom", but
Ernest_Rutherford
Magnetic confinement device used to produce thermonuclear fusion power
fusion in a deuterium plasma. Both reactors developed understanding of alpha particles' role in heating fusion plasma. JET also researched the high-confinement
Tokamak
Museum in Washington, D.C.
It has a 16-inch Boller & Chivens telescope, a Sun Gun Telescope and hydrogen-alpha (red light, to see the chromosphere) and calcium-K (purple light) telescopes
National_Air_and_Space_Museum
Seyfert type 1 galaxy located in the constellation Andromeda
was first discovered by astronomers in 1996 who found it containing hydrogen-alpha emission in its spectrum. IERS B0125+487 contains a flat radio spectrum
IERS_B0125+487
Galaxy in the constellation Eridanus
of the star formation rates in NGC 1232 took images of the galaxy in Hydrogen Alpha, finding over 970 HII regions. It is remarked that there is a concentration
NGC_1232
Bright region in the Sun's chromosphere
In this near true color photograph, taken through a narrowband hydrogen-alpha filter, plages are visible as overexposed patches.
Solar_plage
Binary star system in the constellation Draco
Mohler in 1940, and in 1965 M. Lacoarret studied variations in the hydrogen alpha emission profiles from the target. This system was discovered to be
CX_Draconis
Creation of chemical elements within stars
nucleosynthesis: Hydrogen fusion: Deuterium fusion The proton–proton chain The carbon–nitrogen–oxygen cycle Helium fusion: The triple-alpha process The alpha process
Stellar_nucleosynthesis
Observatory
(12-inch) refractor Solar telescope heliostat, spectrograph, digital hydrogen-alpha imaging Location of Kirkwood Observatory Related media on Commons
Kirkwood_Observatory
during a total eclipse, when it gives off a red glow due to Balmer Hydrogen-alpha emission. Rising solar spicules occur in this region of magnetic activity
Glossary_of_astronomy
Interstellar absorption and scattering of light
temperature and density in the nebula. For example, the ratio of hydrogen-alpha to hydrogen-beta emission is always around 2.85 under a wide range of conditions
Extinction_(astronomy)
Protein structure classification tool
carbonyl oxygen and amide hydrogen respectively, their opposites assigned to the carbonyl carbon and amide nitrogen. A hydrogen bond is identified if E
DSSP_(algorithm)
Brightest cluster galaxy in the constellation Hydra
of 319 ± 16 kilometers per seconds. There are no detections of any hydrogen-alpha emission. "NED Search results for ZwCl 6193 BCG (OGC 169)". NASA/IPAC
ZwCl_1693_BCG
Astronomy facility in Wyoming, United States
Observatory and Planetarium offers a unique 150 mm solar telescope (hydrogen alpha), a Planewave CDK1000 1-meter corrected Dall-Kirkham Cassegrain telescope
Snow King Observatory and Planetarium
Snow_King_Observatory_and_Planetarium
Chemical reaction that swaps a hydrogen radical between two molecules
hydrogen atom abstraction, or hydrogen atom transfer (HAT), refers to a class of chemical reactions where a hydrogen free radical (a neutral hydrogen
Hydrogen_atom_abstraction
Galaxy in the constellation Lynx
x 15.7 and 22.8 and 16.9 kiloparsecs when imaged in both K-band and hydrogen-alpha imaging. A tidal tail with a blue appearance is seen connecting to the
II_Hz_4
Brightest cluster galaxy of ZwCl 8193 in the constellation Hercules
galaxy, based on the presence of clumpy bright far-ultraviolet and hydrogen alpha emission that is arranged in a spiral formation. A nuclear bulge is
ZwCl_8193_BCG
Radio galaxy in the constellation Ursa Major
Fanaroff-Riley Class Type I radio galaxy. The galaxy also contains both hydrogen-alpha and doubly ionized oxygen emission lines with estimated luminosities
6C_B113753.5+442220
Radio galaxy in the constellation Boötes
Fanaroff-Riley Class Type I radio galaxy. The estimated luminosities of both the hydrogen-alpha and doubly ionized oxygen emission lines are found to be 0.000 and 7
RGZ_J145039.8+441829
Galaxy in the constellation Corona Borealis
galaxies detected within its position. There are also detections of hydrogen-alpha emission in its optical spectrum. The total isophotal diameter of the
OGC_1304
Type of distant galaxy
A Lyman-alpha emitter (LAE) is a type of distant galaxy that emits Lyman-alpha radiation from neutral hydrogen. Most known LAEs are extremely distant,
Lyman-alpha_emitter
Galaxy in the constellation Crater
regions are present to the southeast, forming a shell feature. A weak hydrogen alpha component has been detected with a full width at half maximum (FWHM)
NGC_3660
Low mass binary brown dwarf
strong Hydrogen-alpha emission. This could indicate strong chromospheric activity or accretion from a disk around 2MASS J0249−0557 c. Strong H-alpha emission
2MASS_J0249−0557
Quasar and Lyman-alpha blob in the constellations of Canes Venatici and Coma Berenices
Lyman-alpha line, an ultraviolet wavelength emitted by neutral hydrogen. Such objects, however, have been very difficult to study due to the Lyman-alpha line
TON_618
Brightest star in the constellation Orion
estimated age of seven to nine million years, Rigel has exhausted its core hydrogen fuel, expanded, and cooled to become a supergiant. It is expected to end
Rigel
Antimatter gravitation experiment
symmetry through comparing the respective spectra of hydrogen and antihydrogen. Scientists taking part in ALPHA include former members of the ATHENA experiment
ALPHA_experiment
Star system in the constellation Libra
direct imaging candidate by Calissendorff et al. with a D. 2M1510AB has hydrogen-alpha emission lines, which is interpreted as a sign of youth. The system
2M1510
Star in the constellation Virgo
C63e, indicating that SS Virginis is a carbon star. SS Virginis has a hydrogen-alpha emission line that varies widely, synchronized with the overall variations
SS_Virginis
Brightest star in the constellation Boötes
has the Bayer designation α Boötis, which is Latinized to Alpha Boötis and abbreviated Alpha Boo or α Boo. With an apparent visual magnitude of −0.05,
Arcturus
American astronomer
Romanian-born astronomer Nicholas Sanduleak to publish a catalogue of Hydrogen alpha emission-line stars. (Sanduleak was a former student of Stephenson at
Charles_Bruce_Stephenson
Type-cD galaxy in the constellation Cetus
galaxy is estimated to be 3.0 × 109 M☉. Evidence found the galaxy has hydrogen-alpha emission described as extended. The stellar population of the galaxy
ESO_541-13
Brightest cluster galaxy in the constellation Lynx
as a Seyfert galaxy. The total hydrogen-alpha luminosity is estimated to be 0.33 × 1042 erg s-1 and the hydrogen-alpha broad component has a full width
Abell_646_BCG
Public school in Bedford, England
computer-controlled twelve-inch (305mm) telescope. The telescope has a hydrogen alpha filter, which enables the observer to view the magnetic plasma flow
Bedford_School
Type-cD galaxy in the constellation Boötes
signatures of emission lines mainly made up of ionized oxygen, hydrogen beta and hydrogen alpha. There is also a presence of an X-ray source with the total
NVSS_J141343+433945
Seyfert galaxy located in Corona Borealis
rate inside the ring is calculated to be around 2 M☉ per year, with a Hydrogen-alpha luminosity being 6.7 × 1041 erg s−1. In addition, there are multiple
Markarian_493
HII Region in Scorpius
Amateur astronomers can usually see it with a wide field telescope and a hydrogen-alpha filter. The nebulous area is fairly large with an irregular shape appearing
Sh_2-2
recording and transmitting television images of the solar disk in the Hydrogen-alpha spectrum. NASA Astronauts, which would soon be traversing the space
Razdow_Telescope
Unit of length about the size of a hydrogen atom
{e} }=\alpha ^{2}a_{0}=\alpha ^{3}(\hbar c/E_{\text{h}}).} The Bohr radius including the effect of reduced mass in the hydrogen atom is given by a 0 ∗
Bohr_radius
Details in the emission spectrum of an atom
non-relativistic Schrödinger equation. It was first measured precisely for the hydrogen atom by Albert A. Michelson and Edward W. Morley in 1887. The explanation
Fine_structure
Physical constants of energy and wavenumber
hydrogen atom, or, alternatively, the wavenumber of the lowest-energy photon capable of ionizing a hydrogen atom from its ground state. The hydrogen spectral
Rydberg_constant
Void between celestial bodies
particle densities, constituting a near-perfect vacuum of predominantly hydrogen and helium plasma, permeated by electromagnetic radiation, cosmic rays
Outer_space
HYDROGEN ALPHA
HYDROGEN ALPHA
Girl/Female
Hindu
A short letter, Alphabet
Girl/Female
Tamil
A short letter, Alphabet
Boy/Male
Indian
The name Humza is one of the Arabic alphabets
Boy/Male
African, Australian, Chinese, French, Latin, Swedish
First Letter of the Greek Alphabet; Leader
Boy/Male
Christian, Indian, Telugu
Hebrew Alphabet
Girl/Female
Biblical
The last letter of the Greek alphabet, long O.
Male
Greek
(Ἀλφαῖος) Variant spelling of Greek Halphaios, ALPHAIOS means "changing."Â
Girl/Female
Arabic, Muslim
Bengali Alphabet
Male
African
(ox); the first letter of the Greek alphabet.
Boy/Male
Hindu
First letter of the greek alphabet
Boy/Male
Tamil
First letter of the greek alphabet
Girl/Female
Indian
Alphabet; Letter
Girl/Female
Assamese, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sanskrit, Telugu
Litters; Alphabets; Short Letter
Girl/Female
Greek American
Firstbom.' The first letter of the Greek alphabet.
Girl/Female
Greek American
Born fourth. Fourth letter of the Greek alphabet.
Male
Greek
(Ματθαίος) Contracted form of Greek Maththaios, MATTHAIOS means "gift of God." In the bible, this is the name of a son of Alphaios, one of the twelve disciples.
Boy/Male
Muslim
The name Humza is one of the Arabic alphabets
Male
Greek
(Μαθθαῖος) Contracted form of Greek Mattathias, MATHTHAIOS means "gift of God." In the bible, this is the name of a son of Alphaios, one of the twelve disciples.
Male
Greek
(Λευίς) Greek name LEUIS means "joined." In the bible, this is the name of the son of Halphaios (Latin Alphaeus), a collector of customs.
Boy/Male
Arabic
Arabic Alphabet
HYDROGEN ALPHA
HYDROGEN ALPHA
Boy/Male
Hindu, Indian, Tamil
Fruit; Cute
Female
English
English variant spelling of French Catharine, CATHRYN means "pure."
Girl/Female
Tamil
Goddess Parvati
Boy/Male
Muslim/Islamic
Ascension Mounting Rising
Boy/Male
Arabic
Faithful.
Girl/Female
Hindu, Indian, Marathi, Tamil
Divine Speech
Boy/Male
Hindu, Indian, Marathi
God of the Moon
Girl/Female
Tamil
Name of a city in india
Boy/Male
Arabic, Australian, Muslim
Camel; First Born
Boy/Male
Hindu, Indian, Nepali
Peacock; Son of Lord Indra; One of the Pandavas Brother
HYDROGEN ALPHA
HYDROGEN ALPHA
HYDROGEN ALPHA
HYDROGEN ALPHA
HYDROGEN ALPHA
v. t.
To combine with hydrogen; to treat with, or subject to the action of, hydrogen; to reduce; -- contrasted with oxidize.
n.
Impregnating with sulphureted hydrogen gas.
n.
The act or process of freeing from hydrogen; also, the condition resulting from the removal of hydrogen.
a.
Formed by hydrogen and tellurium; as, hydrotelluric acid, or hydrogen telluride.
n.
A binary compound of hydrogen; a hydride.
a.
Having five hydrogen atoms capable of substitution.
n.
A gaseous element, colorless, tasteless, and odorless, the lightest known substance, being fourteen and a half times lighter than air (hence its use in filling balloons), and over eleven thousand times lighter than water. It is very abundant, being an ingredient of water and of many other substances, especially those of animal or vegetable origin. It may by produced in many ways, but is chiefly obtained by the action of acids (as sulphuric) on metals, as zinc, iron, etc. It is very inflammable, and is an ingredient of coal gas and water gas. It is standard of chemical equivalents or combining weights, and also of valence, being the typical monad. Symbol H. Atomic weight 1.
a.
Of or pertaining to hydrogen; containing hydrogen.
v. t.
To deprive of, or free from, hydrogen.
n.
Electricity.
a.
Combined with or containing antimony; as, antimoniureted hydrogen.
a.
Composed of hydrogen and bromine; as, hydrobromic acid.
n.
Antimony hydride, or hydrogen antimonide, a colorless gas produced by the action of nascent hydrogen on antimony. It has a characteristic odor and burns with a characteristic greenish flame. Formerly called also antimoniureted hydrogen.
n.
A compound of arsenic and hydrogen, AsH3, a colorless and exceedingly poisonous gas, having an odor like garlic; arseniureted hydrogen.
a.
Combined with hydrogen sulphide.
n.
A poison separable from decomposed meat infusions, and supposed to be formed from albuminous matter through the agency of bacteria.
n.
A liquor consisting of honey diluted in water, and after fermentation called mead.
a.
Pertaining to, or containing, hydrogen; as, hydric oxide.
n.
Carbureted hydrogen; also, a hydrocarbon.