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Chemical compound composed of a halogen atom and some other element
ions are present in many ionic halide salts. Halide minerals contain halides. All these halide anions are colorless. Halides also form covalent bonds, examples
Halide
Type of lamp
metal-halide lamp is an electrical lamp that produces light by an electric arc through a gaseous mixture of vaporized mercury and metal halides (compounds
Metal-halide_lamp
Topics referred to by the same term
Look up halide in Wiktionary, the free dictionary. A halide is a chemical compound containing a halogen atom. Halide may also refer to: Halide minerals
Halide_(disambiguation)
Turkish novelist, teacher, and a nationalist and feminist intellectual (1884-1964)
Halide Edip Adıvar (Ottoman Turkish: خالده اديب [hɑːliˈde eˈdib], sometimes spelled Halidé Edib in English; 11 June 1884 – 9 January 1964) was a Turkish
Halide_Edib_Adıvar
Silver-based salt used in photographic film and traditional photographic paper
A silver halide (or silver salt) is one of the chemical compounds that can form between the element silver (Ag) and one of the halogens; in particular
Silver_halide
Topics referred to by the same term
The aluminium halides are: Aluminium bromide Aluminium chloride Aluminium fluoride Aluminium iodide Aluminium monobromide Aluminium monochloride Aluminium
Aluminium_halide
Aromatic compounds containing Halogen atom(s) in place of Hydrogen
In organic chemistry, an aryl halide (also known as a haloarene) is an aromatic compound in which one or more hydrogen atoms directly bonded to an aromatic
Aryl_halide
Name list
Halide is a feminine Turkish given name. Notable people with the name include: Halide Edib Adıvar (1884–1964), Turkish novelist and feminist political
Halide_(name)
Chemical compound consisting of hydrogen bonded to a halogen element
In chemistry, hydrogen halides (hydrohalic acids when in the aqueous phase) are diatomic, inorganic compounds that function as Arrhenius acids. The formula
Hydrogen_halide
Geminal halide hydrolysis is an organic reaction. The reactants are geminal dihalides with a water molecule or a hydroxide ion. The reaction yields ketones
Geminal_halide_hydrolysis
Computer programming language designed for digital image processing
Free and open-source software portal Halide is a computer programming language designed for writing digital image processing code that takes advantage
Halide_(programming_language)
Class of chemical compounds
In organic chemistry, a vinyl halide is a compound with the formula CH2=CHX (X = halide). The term vinyl is often used to describe any alkenyl group.
Vinyl_halide
Class of chemical compounds
halides are compounds between metals and halogens. Some, such as sodium chloride are ionic, while others are covalently bonded. A few metal halides are
Metal_halides
Index of chemical compounds with the same name
Lead halide refers to any of a group of chemical compounds in which lead is joined to an element from the halide group. Compounds within this group include:
Lead_halide
Class of organic compounds
An acyl halide (also known as an acid halide) is a chemical compound derived from an oxoacid by replacing a hydroxyl group (−OH) with a halide group (−X
Acyl_halide
Germanide halides are compound that include the germanide (Ge4−) anion and a halide such as chloride (Cl−), bromide (Br−) or iodide (I−). They include
Germanide_halide
Minerals with a dominant fluoride, chloride, bromide, or iodide anion
Halide minerals are those minerals with a dominant halide anion (F−, Cl−, Br− and I−). Complex halide minerals may also have polyatomic anions. Examples
Halide_mineral
Type of lamp
A ceramic metal-halide lamp (CMH), also generically known as a ceramic discharge metal-halide (CDM) lamp, is a type of metal-halide lamp that is 10–20%
Ceramic_metal-halide_lamp
Calcium titanium oxide mineral
generality of the double perovskite concept across oxide and halide chemistries. Using the metal halide octahedral as a building block, perovskites are subcategorized
Perovskite
Chemical group made of an –S(=O)2 group bound to a halogen
In chemistry, a sulfonyl halide consists of a sulfonyl (>S(=O)2) group singly bonded to a halogen atom. They have the general formula RSO2X, where X is
Sulfonyl_halide
Methyl halide transferase (EC 2.1.1.165, MCT, methyl chloride transferase, S-adenosyl-L-methionine:halide/bisulfide methyltransferase, AtHOL1, AtHOL2,
Methyl_halide_transferase
Chemical reaction which adds one or more halogen elements to a compound
reaction which introduces one or more halogens into a chemical compound. Halide-containing compounds are pervasive, making this type of transformation important
Halogenation
Chemical compounds containing phosphorus bound to a halogen
In chemistry, there are three series of binary phosphorus halides, containing phosphorus in the oxidation states +5, +3 and +2. All compounds have been
Phosphorus_halide
Class of elements
The thallium halides include monohalides TlX, where thallium has oxidation state +1, trihalides TlX3, where thallium generally has oxidation state +3
Thallium_halides
Index of chemical compounds with the same name
Allyl halides are a class of compounds in organic chemistry whose members contain a halogen atom in the allylic position, i.e., bonded to a carbon atom
Allyl_halide
Crystal structure
Methylammonium tin halides are solid compounds with perovskite structure and a chemical formula of CH3NH3SnX3, where X = I, Br or Cl. They are promising
Methylammonium_tin_halide
Chemical element with atomic number 47 (Ag)
specialised mirrors and window coatings, and antimicrobial materials. Silver halides are important in photographic film, photographic paper and photochromic
Silver
Group of chemical elements
the halogens have been observed to react with hydrogen to form hydrogen halides. For fluorine, chlorine, and bromine, this reaction is in the form of:
Halogen
Compound of gold with a halogen
Gold halides are compounds of gold with the halogens. AuCl, AuBr, and AuI are all crystalline solids with a structure containing alternating linear chains:
Gold_halide
Molecule
cyanogen halide is a molecule consisting of cyanide and a halogen. Cyanogen halides are chemically classified as pseudohalogens. The cyanogen halides are a
Cyanogen_halide
Organometallic compounds used in organic synthesis
are chemical compounds with the general formula RMgX(S)n, where X is a halide, R is an organic group (normally an alkyl or aryl), S is an ether, and n
Grignard_reagent
Alternative to silicon-based photovoltaics
organic–inorganic lead or tin halide-based material as the light-harvesting active layer. Perovskite materials, such as methylammonium lead halides and the all-inorganic
Perovskite_solar_cell
English-born American author
English-born American author, best known for her 2002 historical novel Halide’s Gift. Born Frances Wright in Brighton, England. She has a B.A. in English
Frances_Kazan
Group of chemical compounds
Methylammonium halides are organic halides with a formula of [CH3NH3]+X−, where X is F for methylammonium fluoride, Cl for methylammonium chloride, Br
Methylammonium_halide
Turkish writer
Halide Nusret Zorlutuna (1901 – 10 June 1984) was a Turkish poet and novelist. Zorlutuna was born in Istanbul, Ottoman Empire as the daughter of Mehmet
Halide_Nusret_Zorlutuna
Chemical reaction
trivalent phosphorus ester with an alkyl halide to form a pentavalent phosphorus species and another alkyl halide. The picture below shows the most common
Michaelis–Arbuzov_reaction
There are three sets of gallium halides, the trihalides where gallium has oxidation state +3, the intermediate halides containing gallium in oxidation
Gallium_halides
Invisible image produced by the exposure of a photosensitive material to light
early days of photography, the nature of the invisible change in the silver halide crystals of the film's emulsion coating was unknown, so the image was said
Latent_image
Group of chemical compounds derived from alkanes containing one or more halogens
The haloalkanes (also known as halogenoalkanes or alkyl halides) are alkanes containing one or more halogen substituents of hydrogen . They are a subset
Haloalkane
Family of compounds consisting of an alkali metal bonded to a halogen
Alkali metal halides, or alkali halides, are the family of inorganic compounds with the chemical formula MX, where M is an alkali metal and X is a halogen
Alkali_metal_halide
Lighting to aid plant growth
and metal halide (MH) HID lights, but fluorescents and LEDs are replacing metal halides due to their efficiency and economy. Metal halide lights are
Grow_light
Chemical reaction
The Wurtz–Fittig reaction is the chemical reaction of an aryl halide, alkyl halides, and sodium metal to give substituted aromatic compounds. Following
Wurtz–Fittig_reaction
Class of chemical compounds
There are three sets of Indium halides, the trihalides, the monohalides, and several intermediate halides. In the monohalides the oxidation state of indium
Indium_halides
Photographic print made using a chromogenic process
A chromogenic print, also known as a C-print or C-type print, a silver halide print, or a dye coupler print, is a photographic print made from a color
Chromogenic_print
Group of chemical compounds
fluorine, chlorine, bromine and iodine. They include carbonyl halides, COX2, and oxalyl halides, C2X2O2, where X = F, Cl, Br or I. The halogen atoms X do
Carbon_oxohalide
Tabular arrangement of the chemical elements
elements, which can be observed by comparing hydrides, oxides, sulfides, halides, and so on. Chemical properties are more difficult to describe quantitatively
Periodic_table
Soil or water measurement
Adsorbable organic halides (AOX) is a measure of the organic halogen load at a sampling site such as soil from a land fill, water, or sewage waste. The
Adsorbable_organic_halides
Chemical process that transforms a latent image into a visible image
developer that reduces silver halide to silver metal, exposed silver halide is reduced faster than unexposed silver halide, which leaves a silver metal
Photographic_processing
Class of chemical compounds
Methylammonium lead halides (MALHs) are solid compounds with perovskite structure and a chemical formula of [CH3NH3]+Pb2+(X−)3, where X = Cl, Br or I
Methylammonium_lead_halide
Class of chemical compounds
Sulfinyl halide have the general formula R−S(O)−X, where X is a halogen. They are intermediate in oxidation level between sulfenyl halides, R−S−X, and
Sulfinyl_halide
Neighbourhood in Istanbul, Turkey
hill. Schools in the neighborhood include Sultantepe Elementary School, Halide Edip Adıvar High School, and Üsküdar Commerce High School. A school was
Sultantepe,_Üsküdar
Method for preparing ethers
Typically it involves the reaction of an alkoxide ion with a primary alkyl halide via an SN2 reaction. Versions of this reaction are also called O-alkylation
Williamson_ether_synthesis
Organic compounds made of alkyl/aryl groups bound to oxygen (R–O–R')
chloride cleaves ethers only slowly. Methyl ethers typically afford methyl halides: ROCH3 + HBr → CH3Br + ROH These reactions proceed via onium intermediates
Ether
Visual storage media used by film cameras
gelatin emulsion containing microscopically small light-sensitive silver halide crystals, for the purpose of taking photographs. The sizes and other characteristics
Photographic_film
Index of articles associated with the same name
Europium halide is a compound of the rare earth metal europium and a halogen. The following compounds are known. Europium(II) fluoride Europium(III) fluoride
Europium_halide
Chemical reaction
substitution reaction in which the halide of a halide compound is exchanged for another halide. A common method is halide metathesis. An example is the conversion
Transhalogenation
Chemicals used in photographic processing of film
exposed silver halides are reduced to metallic silver by the developer, forming the image. Once development is complete, remaining silver halides are removed
Photographic_fixer
Test for Halides involving heat
The Beilstein test is a simple qualitative chemical test for organic halides. It was developed by Friedrich Konrad Beilstein. A copper wire is cleaned
Beilstein_test
Layer in photographic film
photography. Most commonly, in silver-gelatin photography, it consists of silver halide crystals dispersed in gelatin. The emulsion is usually coated onto a substrate
Photographic_emulsion
Polymeric solid with silicon backbone
Polysilicon halides are silicon-backbone polymeric solids. At room temperature, the polysilicon fluorides are colorless to yellow solids while the chlorides
Polysilicon_halide
Chemical reaction which removes a hydrogen halide from a substrate
Traditionally, alkyl halides are substrates for dehydrohalogenations. The alkyl halide must be able to form an alkene, thus halides having no C–H bond on
Dehydrohalogenation
Aromatic organochlorine compound
Benzyl chloride, or α-chlorotoluene, is an organic compound with the formula C6H5CH2Cl. This colorless liquid is a reactive organochlorine compound that
Benzyl_chloride
Turkish actress
Halide Pişkin (15 July 1902[1] – 1 November 1959) was a Turkish stage, radio and movie actress. She is considered as the first theatre actress of the Republican
Halide_Pişkin
Chemical reaction
metal–halogen exchange is a fundamental reaction that converts an organic halide into an organometallic product. The reaction commonly involves the use of
Metal–halogen_exchange
Italian physicist and materials scientist
development of the EPW code distributed with Quantum ESPRESSO, and studies of halide perovskite semiconductors. He authored the textbook Materials Modelling
Feliciano_Giustino
Compound derived from an acid
recalcitrant alkyl halide. Alternatively, salts of a coordinating metal, such as silver, may improve the reaction rate by easing halide elimination.Trimethyloxonium
Ester
Polyatomic ions of the form N(–R)4 (charge +1)
treated with methyl chloride. The quaternization of alkyl amines by alkyl halides is widely documented. In older literature this is often called a Menshutkin
Quaternary_ammonium_cation
Chemical reaction
salt by reaction with an alkyl halide. Similar reactions occur when tertiary phosphines are treated with alkyl halides. The reaction is the method of
Menshutkin_reaction
Chemistry
exploiting the differential solubility of various halide salts, or by using a large excess of the desired halide. The classic Finkelstein reaction entails the
Finkelstein_reaction
Art and practice of creating images by recording light
solvent of silver halides, and in 1839 he informed Talbot (and, indirectly, Daguerre) that it could be used to "fix" silver-halide-based photographs and
Photography
A glycosyl halide is a chemical compound consisting of a glycosyl moiety with a halogen atom bonded to the anomeric carbon atom. They comprise the glycosyl
Glycosyl_halide
Class of enzymes
(S)-2-hydroxyacid + halide Thus, the two substrates of this enzyme are (R)-2-haloacid and H2O, whereas its two products are (S)-2-hydroxyacid and halide. This enzyme
(R)-2-haloacid_dehalogenase
Light-sensitive paper used to make photographic prints
photographic papers consist of a light-sensitive emulsion, consisting of silver halide salts suspended in a colloidal material – usually gelatin-coated onto a
Photographic_paper
Chemical compound
known (along with other silver halides) for its unusual sensitivity to light. This property has allowed silver halides to become the basis of modern photographic
Silver_bromide
Chemical reaction
diorganylcuprate ( R 2 CuLi {\displaystyle {\ce {R_{2}CuLi}}} ) with an organic halide or pseudohalide ( R ′ − X {\displaystyle {\ce {R'-X}}} ) to form a new alkane
Corey–House_synthesis
Cross-coupling reaction between boronic acid & an organohalide
for the Suzuki reaction forms a carbon–carbon single bond by coupling a halide (R1-X) with an organoboron species (R2-BY2) using a palladium catalyst and
Suzuki_reaction
bromomethane and iodomethane. Historical name for this group is methyl halides; it's still widely used. The compounds of this class are often described
Monohalomethane
Chemical used in metallurgy for cleaning or purifying molten metal
There are several possible activator groups for rosins: halide activators (organic halide salts, e.g. dimethylammonium chloride and diethylammonium
Flux_(metallurgy)
Type of crystallographic defect
most commonly studied are those that occur in alkali metal halides. Alkali metal halides are normally transparent; they do not show absorption from the
F-center
Light source using an electric arc through mercury vapor
closely related lamp design called the metal halide lamp uses various compounds in the form of metal halides with the mercury. Sodium iodide and scandium
Mercury-vapor_lamp
Colossal sculpture in New York Harbor
was again replaced—night-time illumination subsequently came from metal-halide lamps that send beams of light to particular parts of the pedestal or statue
Statue_of_Liberty
Chemical(s) which convert a latent image on photographic film to a visible image
process, the developer achieves this conversion by reducing the silver halides, which are pale-colored, into silver metal, which is black when in the
Photographic_developer
Study of compounds with carbon to zinc bonds
Compounds which an electronegative or monoanionic ligand (X), such as a halide, is attached to the zinc center with another alkyl or aryl substituent (R)
Organozinc_chemistry
Class of semiconductor nanocrystals
epitaxially matched shell to be bright emitters. In addition to this, lead-halide perovskite nanocrystals remain bright emitters when the size of the nanocrystal
Perovskite_nanocrystal
Ionic compound (KF)
ion for applications in manufacturing and in chemistry. It is an alkali halide salt and occurs naturally as the rare mineral carobbiite. Solutions of KF
Potassium_fluoride
Organic reaction between amine and alkyl halide
reaction between an alkyl halide and ammonia or an amine. The reaction is called nucleophilic aliphatic substitution (of the halide), and the reaction product
Amine_alkylation
Chemical reaction in which a nucleophile is affixed to the substrate
Christopher Ingold studied nucleophilic substitution reactions of alkyl halides and related compounds. They proposed that there were two main mechanisms
Nucleophilic_substitution
Chemical element with atomic number 79 (Au)
which is the soluble form of gold encountered in mining. The binary gold halides, such as AuCl, form zigzag polymeric chains, again featuring linear coordination
Gold
Organic compounds of the form >C=O
methods. Many other methods have been developed, examples include: By geminal halide hydrolysis. By hydration of alkynes. Such processes occur via enols and
Ketone
Longevity of printed material
Print permanence refers to the longevity of printed material, especially photographs, and preservation issues. Over time, the optical density, color balance
Print_permanence
Chemical group (R–S–Cl)
thiohypochlorites, i.e. esters of thiohypochlorous acid. Typically, sulfenyl halides are stabilized by electronegative substituents. This trend is illustrated
Sulfenyl_chloride
Part of large-scale ocean circulation
Thermohaline circulation (THC) is a part of the large-scale ocean circulation driven by global density gradients formed by surface heat and freshwater
Thermohaline_circulation
Chemical compound
is a chemical compound with the chemical formula PF5. It is a phosphorus halide. It is a colourless, toxic gas that fumes in air. Phosphorus pentafluoride
Phosphorus_pentafluoride
Octahedral clusters: Synthetic
5 a so-called edge-capped octahedral clusters are more common. Twelve halides are located along the edge of the octahedron and six are terminal. Examples
Octahedral_cluster
Mineral known as rock salt
with other evaporite deposit minerals such as several of the sulfates, halides, and borates. The name halite is derived from the Ancient Greek word for
Halite
Class of enzymes
(R)-2-hydroxyacid + halide Thus, the two substrates of this enzyme are (S)-2-haloacid and H2O, whereas its two products are (R)-2-hydroxyacid and halide. This enzyme
(S)-2-haloacid_dehalogenase
Transfer of an alkyl group from one molecule to another
displace halide substituents on a carbon atom through the SN2 mechanism. With a catalyst, they also alkylate alkyl halides and aryl halides, as exemplified
Alkylation
Chemical compound
Being an alkyl chloride, its boiling point varies depending on what kind of halide is attached and where it is attached. The boiling points of chlorides are
2-Chlorobutane
Type of chemical equilibrium
aryl magnesium halide on the left of the equation and one equivalent each of the dialkyl or diaryl magnesium compound and magnesium halide salt on the right
Schlenk_equilibrium
Organic compound containing a –C(=O)OH group
such as ketone as well as moderately reactive ester, olefin, nitrile, and halide moieties. The hydroxyl group on carboxylic acids may be replaced with a
Carboxylic_acid
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