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Topics referred to by the same term
Selenium acid may refer to either of the following: Selenious acid, H2SeO3 Selenic acid, H2SeO4 Hydroselenic acid, H2Se This disambiguation page lists
Selenium_acid
Chemical compound
SeO2 is considered an acidic oxide: it dissolves in water to form selenous acid. Often the terms selenous acid and selenium dioxide are used interchangeably
Selenium_dioxide
Chemical element with atomic number 34 (Se)
water to form selenous acid, H2SeO3. Selenous acid can also be made directly by oxidizing elemental selenium with nitric acid: 3 Se + 4 HNO3 + H2O → 3
Selenium
Chemical compound
Selenic acid is the inorganic compound with the formula H2SeO4. It is an oxoacid of selenium, and its structure is more accurately described as O2Se(OH)2
Selenic_acid
Chemical compound
oxoacid of selenium; the other being selenic acid. Selenous acid is analogous to sulfurous acid, but it is more readily isolated. Selenous acid is easily
Selenous_acid
Effect of chemical element
as forage, e.g. locoweed. Selenium is a component of the amino acids selenocysteine and selenomethionine. In humans, selenium is a trace element nutrient
Selenium_in_biology
Chemical compound
Selenium trioxide is the inorganic compound with the formula SeO3. It is white, hygroscopic solid. It is also an oxidizing agent and a Lewis acid. It
Selenium_trioxide
Chemical compound
is more acidic with pKa = 3.89 and the second pKa = 11, or 15.05 ± 0.02 at 25 °C. Industrially, it is produced by treating elemental selenium at T > 300 °C
Hydrogen_selenide
Chemical compound
(23-seleno-25-homotaurocholic acid, selenium homocholic acid taurine, or tauroselcholic acid) is a drug used in a clinical test to diagnose bile acid malabsorption.
SeHCAT
Chemical compound
chlorination of elemental selenium. An improved method involves the reaction of a mixture of selenium, selenium dioxide, and hydrochloric acid: 3 Se + SeO2 + 4
Selenium_monochloride
Species of tree and its edible seeds
sufficient to restore selenium blood levels and increase HDL cholesterol in obese women. Brazil nut oil contains 48% unsaturated fatty acids composed mainly
Brazil_nut
Chemical compounds containing selenium
water to form selenous acid, H2SeO3. Selenous acid can also be made directly by oxidizing elemental selenium with nitric acid: 3 Se + 4 HNO 3 + H 2 O
Selenium_compounds
Rechargeable battery type often used in motor vehicles
The lead–acid battery is a type of rechargeable battery. First invented in 1859 by French physicist Gaston Planté, it was the first type of rechargeable
Lead–acid_battery
Selenium-containing amino acid
proteinogenic amino acid. Selenoproteins contain selenocysteine residues. Selenocysteine is an analogue of the more common cysteine with selenium in place of
Selenocysteine
Group of chemical elements
Sulfur is mostly converted into sulfuric acid, which is heavily used in the chemical industry. Selenium's most common application is glassmaking. Tellurium
Chalcogen
Selenium-enriched yeast extract sold as animal fodder additive
Selenium yeast is Saccharomyces cerevisiae (baker's yeast) grown in a selenium-rich media. It contains selenium in the form of organic and inorganic compounds
Selenium_yeast
Chemical compound
Selenium oxydichloride can be prepared by several methods, and a common one involves the conversion of selenium dioxide to dichloroselenious acid followed
Selenium_oxydichloride
Organic compounds containing amine and carboxylic groups
Amino acids are organic compounds that contain both amino and carboxylic acid functional groups. Although over 500 amino acids exist in nature, by far
Amino_acid
Mixture of selenium sulfides
Selenium disulfide, also known as selenium sulfide, is a chemical compound and medication used to treat seborrheic dermatitis, dandruff, and pityriasis
Selenium_disulfide
Study of chemical compounds containing carbon-selenium bonds
corresponding sulfur compounds and also more acidic. The pKa values of XH2 are 16 for oxygen, 7 for sulfur and 3.8 for selenium. In contrast to sulfoxides, the corresponding
Organoselenium_chemistry
Physiological molecule and therapeutic drug
Hyaluronic acid (/ˌhaɪ.əljʊəˈrɒnɪk/; HA; conjugate base hyaluronate), also called hyaluronan, is an anionic, nonsulfated glycosaminoglycan distributed
Hyaluronic_acid
Chemical compound
Selenomethionine (SeMet) is a naturally occurring amino acid. The L-selenomethionine enantiomer is the main form of selenium found in Brazil nuts, cereal grains, soybeans
Selenomethionine
Anion of selenium with 4 oxygen atoms
selenite or selenium. It is the ion corresponding to the selenic acid, H2SeO4, which, like the sulfuric acid, is a strong acid. Unlike the sulfuric acid, concentrated
Selenate
Chemical compound
Selenium tetrabromide is an inorganic compound with a chemical formula SeBr4. Selenium tetrabromide could be produced by mixing elemental bromine and selenium:
Selenium_tetrabromide
Chemical compound
Selenium tetrafluoride (SeF4) is an inorganic compound. It is a colourless liquid that reacts readily with water. It can be used as a fluorinating reagent
Selenium_tetrafluoride
Nonsteroidal anti-inflammatory drug
Aspirin (/ˈæsp(ə)rɪn/) is the genericized trademark for acetylsalicylic acid (ASA), a nonsteroidal anti-inflammatory drug (NSAID) used to reduce pain,
Aspirin
Polyunsaturated omega-6 fatty acid
Linoleic acid (LA) is an organic compound with the formula CH3(CH2)4CH=CHCH2CH=CH(CH2)7COOH. Both alkene groups (−CH=CH−) are cis. It is a fatty acid sometimes
Linoleic_acid
Chemical element with metallic and nonmetallic properties
to boost the removal of carbon dioxide, as have selenous acid and tellurous acid. Selenium acts as a catalyst in some microorganisms. Tellurium, its
Metalloid
Chemical compound
commonly available selenium chlorides, the other example being selenium monochloride, Se2Cl2. SeCl4 is used in the synthesis of other selenium compounds. The
Selenium_tetrachloride
Chemical compound used in medicines and industry
Salicylic acid is an organic compound with the formula C7H6O3. A colorless (or white), bitter-tasting solid, it is a precursor to and a metabolite of acetylsalicylic
Salicylic_acid
Substance that an organism uses to live
while all other chemicals are inorganic. Inorganic nutrients include iron, selenium, and zinc, while organic nutrients include, protein, fats, sugars and vitamins
Nutrient
Compound derived from an acid
oxoacids (e.g. esters of acetic acid, carbonic acid, sulfuric acid, phosphoric acid, nitric acid, xanthic acid), but also from acids that do not contain oxygen
Ester
Drug or agent applied to the skin to control seborrhea or seborrheic dermatitis
effective in seborrheic dermatitis. Selenium sulfide, zinc pyrithione, corticosteroids, imidazole antifungals, and salicylic acid are common anti-seborrheics
Anti-seborrheic
Rain that is unusually acidic
D´Alessandro, W.; Aiuppa, A. (October 2011). "Selenium mobilization in soils due to volcanic derived acid rain: An example from Mt Etna volcano, Sicily"
Acid_rain
Organic compounds with the structure R–S(=O)2–OH
In organic chemistry, sulfonic acid (or sulphonic acid) refers to a member of the class of organosulfur compounds with the general formula R−S(=O)2−OH
Sulfonic_acid
Organic compound containing a –C(=O)OH group
carboxylic acid is a polar, organic acid that contains a carboxyl group (−C(=O)−OH) attached to an R-group. The general formula of a carboxylic acid is often
Carboxylic_acid
Chemical compound
into several compounds, including glucic acid. Holker, J. R. (1955). "Oxidation of Some Enediols with Selenium Dioxide". J. Chem. Soc.: 579–580. doi:10
Glucic_acid
Chemical compound (CH3SeO2H)
and is a model for studying the anticancer effects of selenium in vitro. Methaneseleninic acid shows superior in vivo inhibitory efficacy toward human
Methaneseleninic_acid
Anion composed of selenium and oxygen
It is the oxyanion of selenium. It is the selenium analog of the sulfite ion, SO2−3. Thus selenite is pyramidal and selenium is assigned oxidation state
Selenite_(ion)
Chemical compound
hydrogen, one sodium, three oxygen, and one selenium atom. It is the sodium salt of the conjugate base of selenous acid. This compound finds therapeutic application
Sodium_hydrogen_selenite
Product providing additional nutrients
preliminary evidence that men treated with supplements containing selenium, zinc, omega-3 fatty acids, coenzyme Q10 or carnitines reported improvements in total
Dietary_supplement
Nonsteroidal anti-inflammatory drug
photosensitizing agent compared to other members of the 2-arylpropionic acid class. Like other NSAIDs, ibuprofen is an extremely rare cause of the autoimmune
Ibuprofen
Chemical compound
it is often generated by reduction of selenocystine in situ. The selenium–selenium bond length is 2.321 Å, which is 14% longer than the disulfide bond
Selenocystine
Index of chemical compounds with the same name
Selenium oxide may refer to either of the following compounds: Selenium dioxide, SeO2 Selenium trioxide, SeO3 Diselenium pentoxide, Se2O5 This set index
Selenium_oxide
Chemical element with atomic number 52 (Te)
biological function, although fungi can use it in place of sulfur and selenium in amino acids such as tellurocysteine and telluromethionine. In humans, tellurium
Tellurium
Hair that covers a dogs body
and discoloration of the coat. Selenium is another one of the many trace minerals essential for a dog's diet. Selenium is typically required in lower
Dog_coat
Chemical compound
4-Aminobenzoic acid (also known as para-aminobenzoic acid or PABA because the two functional groups are attached to the benzene ring across from one another
4-Aminobenzoic_acid
Medical condition
Selenium deficiency occurs when an organism lacks the required levels of selenium, a critical nutrient in many species. Deficiency, although relatively
Selenium_deficiency
Essential nutrient found in citrus fruits and other foods
other fruits, berries and vegetables. It is found as a form of ascorbic acid. It is an essential nutrient involved in the repair of tissue, the formation
Vitamin_C
Chemical compound
Despite its name, petroselinic acid does not contain any selenium. Petroselinic acid is a positional isomer of oleic acid. Petroselinic was first isolated
Petroselinic_acid
Class of chemical compounds
been characterized by X-ray crystallography. The configuration about the selenium atom is pyramidal, with Se-C = 1.925(8) Å, Se-O = 1.672(7) Å, Se-OH = 1
Seleninic_acid
Nonsteroidal anti-inflammatory drug
United States, with more than 9 million prescriptions. It is available as its acid or in two salts, as either diclofenac sodium or potassium. Diclofenac is
Diclofenac
Chemical element with atomic number 17 (Cl)
containing hydrogen, potassium, phosphorus, arsenic, antimony, sulfur, selenium, tellurium, bromine, iodine, and powdered molybdenum, tungsten, rhodium
Chlorine
Chemical compound
Trifluoroperacetic acid (trifluoroperoxyacetic acid, TFPAA) is an organofluorine compound, the peroxy acid analog of trifluoroacetic acid, with the condensed
Trifluoroperacetic_acid
Chemical compound of sulfur and oxygen
sulfuric acid. SO2 + H2O + 1⁄2 O2 → H2SO4 Sulfur dioxide dissolves in water to give "sulfurous acid", which cannot be isolated and is instead an acidic solution
Sulfur_dioxide
Over-the-counter brand of dandruff shampoo
Blue contains 1% selenium sulfide as its active ingredient in its most popular version (the word "Selsun" is a portmanteau of selenium sulfide + n). Chattem
Selsun_Blue
Chemical compound
selenate is produced by oxidation of selenium, first with nitric acid, producing selenous acid. The selenous acid is neutralized to form sodium selenite
Sodium_selenate
Organic compound
Urea, also called carbamide (because it is a diamide of carbonic acid), is an organic compound with chemical formula CO(NH2)2. This amide has two amino
Urea
Chemical element with atomic number 74 (W)
tungsten-requiring enzyme to be discovered also requires selenium, and in this case the tungsten-selenium pair may function analogously to the molybdenum-sulfur
Tungsten
Chemical compound
is the most common water-soluble selenium compound. Sodium selenite usually is prepared by the reaction of selenium dioxide with sodium hydroxide: SeO2
Sodium_selenite
Any chemical compound having two acyl groups bonded to the same oxygen atom
An organic acid anhydride is an acid anhydride that is also an organic compound. An acid anhydride is a compound that has two acyl groups bonded to the
Organic_acid_anhydride
Outflow of acidic water from metal or coal mines
Acid mine drainage, acid and metalliferous drainage (AMD), or acid rock drainage (ARD) is the outflow of acidic water from metal mines and coal mines
Acid_mine_drainage
Selenocysteine biosynthesis enzyme
cysteinyl-tRNASec-selenium transferase, and cysteinyl-tRNASec-selenium transferase. This enzyme participates in selenoamino acid metabolism. It employs
L-seryl-tRNASec selenium transferase
L-seryl-tRNASec_selenium_transferase
Chemical reaction
The Riley oxidation is a selenium dioxide-mediated oxidation of methylene groups adjacent to carbonyls. It was first reported by Harry Lister Riley and
Riley_oxidation
Organic compounds with the tautomeric structures RC(S)OH or RC(O)SH
organic chemistry, thiocarboxylic acids or carbothioic acids are organosulfur compounds related to carboxylic acids by replacement of one of the oxygen
Thiocarboxylic_acid
Chemical element with atomic number 53 (I)
of 2022, no neutral binary selenium iodide has been unambiguously identified at any temperature. Sulfur-iodine and selenium-iodine polyatomic cations (e
Iodine
Organic compound containing C–PO(OR)2 groups
In organic chemistry, phosphonates or phosphonic acids are organophosphorus compounds containing C−PO(OR)2 groups, where R is an organic group (alkyl
Phosphonate
Chemical compound
Ricinoleic acid, formally called 12-hydroxy-9-cis-octadecenoic acid, is a fatty acid. It is an unsaturated omega-9 fatty acid and a hydroxy acid. It is a
Ricinoleic_acid
Bile acid
Deoxycholic acid is a bile acid. Deoxycholic acid is one of the secondary bile acids, which are metabolic byproducts of intestinal bacteria. The two primary
Deoxycholic_acid
Medical condition
in physeal cartilage. Fulvic acid present in drinking water damages cartilage cells. Selenium supplementation in selenium deficient areas has been shown
Kashin–Beck_disease
Class of chemical compounds
Selenols have few commercial applications, being limited by the toxicity of selenium as well as the sensitivity of the Se−H bond. Their conjugate bases, the
Selenol
Chemical compound
selenium to oxygen bond is 1.575 Å long. Selenoyl fluoride can be formed by the action of warm fluorosulfonic acid on barium selenate or selenic acid
Selenoyl_fluoride
Chemical compound
atom is replaced with a selenium atom. Methylselenocysteine is found in many vegetables: "as much as 80% of the total selenium" found in Allium species
Methylselenocysteine
Topics referred to by the same term
Selenite may refer to: A selenium-containing anion or ionic compound with the SeO32− anion: Selenite (ion), anion is a selenium oxoanion with the chemical
Selenite
Fatty acid used metabolically in many organisms
Arachidonic acid (AA, sometimes ARA) is a polyunsaturated omega−6 fatty acid 20:4(ω−6), or 20:4(5,8,11,14). It is a precursor in the formation of leukotrienes
Arachidonic_acid
Category of chemical elements
phosphorus, sulfur, selenium and iodine. Nonmetals have relatively high values of electronegativity, and their oxides are usually acidic. Exceptions may occur
Nonmetal
Skin condition of the scalp
including piroctone olamine, ketoconazole (Sebizole), zinc pyrithione, and selenium disulfide (Selsun Blue) have been found to be effective. Ketoconazole appears
Dandruff
Family of double sulfate salts of aluminium
ion like chromiumIII, or sulfur is replaced by another chalcogen like selenium. The most common of these analogs is chrome alum KCr(SO4)2·12H2O. In most
Alum
Species of herbaceous perennial plant with fleshy, sour edible stalks
"rhubarb" in English. The large, triangular leaves contain high levels of oxalic acid and anthrone glycosides, making them poisonous and therefore inedible. The
Rhubarb
Organosulfur compounds of the form R–SC(=O)–R′
thiocarboxylic acid: CH3COSH + R'2NCH2OH → CH3COSCH2NR'2 + H2O Thioesters can be prepared by condensation of thiols and carboxylic acids in the presence
Thioester
Organic compounds of the form RC(=O)NR′R″
peptide bonds, they link amino acids together to form proteins. Amides can be viewed as a derivative of a carboxylic acid (R−C(=O)−OH) with the hydroxyl
Amide
Organosulfur compound of the form R–SOH
which also include sulfinic acids (R−S(=O)OH) and sulfonic acids (R−S(=O)2OH), respectively. The base member of the sulfenic acid series with R = H is hydrogen
Sulfenic_acid
Proteinogenic amino acid
the presence of sulfur (or selenium) as a second neighbor to the asymmetric carbon atom. The remaining chiral amino acids, having lighter atoms in that
Cysteine
Ion, and compounds containing the ion
not take the nature of bonding involved. Examples of such naming include selenium disulfide and titanium sulfide, which contain no sulfide ions. "sulfide(2−)
Sulfide
Class of therapeutic drug for relieving pain and inflammation
is the active metabolite of aspirin. Mefenamic acid Meclofenamic acid Flufenamic acid Tolfenamic acid Etofenamate Celecoxib (FDA alert) Rofecoxib (withdrawn
Nonsteroidal anti-inflammatory drug
Nonsteroidal_anti-inflammatory_drug
Chemical group (–CH2–CH=CH2)
abundantly available sesquiterpenoid: In the synthesis of some fine chemicals, selenium dioxide is used to convert alkenes to allylic alcohols: R2C=CR'-CHR"2 +
Allyl_group
Anti-inflammatory medication
Mesalazine, also known as mesalamine or 5-aminosalicylic acid (5-ASA), is a medication used to treat inflammatory bowel disease, including ulcerative colitis
Mesalazine
Chemical compound found in a variety of plants
Rosmarinic acid, named after rosemary (Salvia rosmarinus Spenn.), is a polyphenol constituent of many culinary herbs, including rosemary (Salvia rosmarinus
Rosmarinic_acid
Toxicology test for some heavy metals
bismuth, selenium, thallium and mercury, was discovered by Hugo Reinsch in 1841. Dissolve suspect body fluid or tissue in a hydrochloric acid solution
Reinsch_test
Chemical compound
Cromoglicic acid (INN)—also referred to as cromolyn (USAN), cromoglycate (former BAN), or cromoglicate—is traditionally described as a mast cell stabilizer
Cromoglicic_acid
Species of edible mushroom
5% 20 mg Manganese 9% 0.2 mg Phosphorus 9% 112 mg Potassium 10% 304 mg Selenium 10% 5.7 μg Sodium 0% 9 mg Zinc 9% 1.0 mg Other constituents Quantity Water
Shiitake
Chemical compound
between copper and selenium, with the chemical formula CuSe. Copper(II) selenide is soluble in hydrochloric acid and sulfuric acid, evolving hydrogen
Copper(II)_selenide
Salt that is a metal-thioate/O-esters of dithiocarbonate
A xanthate is a salt or ester of a xanthic acid. The formula of the salt of xanthic acid is [R−O−CS2]−M+ (where R is organyl group and M is usually Na
Xanthate
Type of protein
amino acid as intermediate. Due to this pathway, even if a selenocysteine-containing selenoprotein is taken up in the diet and used as selenium source
Selenoprotein
Amino acid that is incorporated biosynthetically into proteins during translation
Proteinogenic amino acids are amino acids that are incorporated biosynthetically into proteins during translation from RNA. The word "proteinogenic" means
Proteinogenic_amino_acid
Pharmaceutical compound
activity in hair follicle stem cells (HFSCs). As a result of this, lactic acid levels and glycolysis increase within the cells and more energy for cellular
PP405
Nonsteroidal anti-inflammatory drug (NSAID) used to treat pain
combined with a proton-pump inhibitor (a medication that reduces stomach acid production) during long-term treatment of those with pre-existing stomach
Naproxen
Polish multinational mining corporation
silver, nickel, nickel sulphate, molybdenum, rhenium, lead, sulphuric acid, selenium, platinum group metals. In 1951, the construction of the Copper Smelter
KGHM_Polska_Miedź
Organic compounds of the form >C=O
carboxylic acids. Hydrolysis of unsaturated secondary amides, β-Keto acid esters, or β-diketones (the acetoacetic ester synthesis). Acid-catalysed rearrangement
Ketone
Class of chemically related vitamins
Selenomethionine is the primary dietary form of selenium. PLP is needed as a cofactor for the enzymes that allow selenium to be used from the dietary form. PLP
Vitamin_B6
SELENIUM ACID
SELENIUM ACID
Girl/Female
Latin
Named for Venus.
Male
English
 English form of Welsh Kai, KAY means "lord." In Arthurian legend, this is the name of one of the first Knights of the Round Table. He was the son of Sir Ector, the foster brother of King Arthur, and is noted for having an acid tongue and boorish behavior, but mostly for trying to take credit when Arthur pulled the sword from the stone. Compare with another form of Kay.Â
SELENIUM ACID
SELENIUM ACID
Boy/Male
Arabic, Hindu, Indian, Kannada, Marathi, Muslim, Telugu
Strong; Absorbed
Boy/Male
German
Renowned Warrior's Son
Boy/Male
Celtic Welsh
Son of Howell.
Boy/Male
Indian, Punjabi, Sikh
Protected Victory
Girl/Female
Afghan, Arabic, Australian, Greek, Muslim
Power of Zeus; A Beautiful Charming Lady; Beautiful; Pretty
Boy/Male
Arabic, Muslim
Servant of the Comrade / Governor
Boy/Male
Gaelic
Dark.
Boy/Male
Indian, Sanskrit
Manifold; Multiplied
Boy/Male
Indian, Sanskrit
Renowned
Boy/Male
Anglo, Australian, Christian, Hebrew
Son of the Red Earth; Man; Earth; Red
SELENIUM ACID
SELENIUM ACID
SELENIUM ACID
SELENIUM ACID
SELENIUM ACID
n.
A selenide.
n.
A variety of gypsum, occuring in transparent crystals or crystalline masses.
a.
Combined with selenium as in a selenide; as, seleniureted hydrogen.
a.
Containing, or impregnated with, selenium; as, seleniferous pyrites.
n.
A selenide containing two atoms of selenium in each molecule.
n.
An element that in combination produces amphid salt; -- applied by Berzelius to oxygen, sulphur, selenium, and tellurium.
n.
A salt of selenic acid; -- formerly called also seleniate.
n.
The thickened posterior border of the corpus callosum; -- so called in allusion to its shape.
n.
A hypothetical radical of selenium, analogous to sulphonium.
n.
A species of fern with fronds (Asplenium Ceterach).
n.
A nonmetallic element of the sulphur group, and analogous to sulphur in its compounds. It is found in small quantities with sulphur and some sulphur ores, and obtained in the free state as a dark reddish powder or crystalline mass, or as a dark metallic-looking substance. It exhibits under the action of light a remarkable variation in electric conductivity, and is used in certain electric apparatus. Symbol Se. Atomic weight 78.9.
n.
A binary compound of selenium, or a compound regarded as binary; as, ethyl selenide.
n.
A salt of selenious acid.
a.
Of or pertaining to the splenial bone or splenius muscle.
a.
Of, pertaining to, or containing, selenium; specifically, designating those compounds in which the element has a lower valence as contrasted with selenic compounds.
a.
Of or pertaining to selenium; derived from, or containing, selenium; specifically, designating those compounds in which the element has a higher valence as contrasted with selenious compounds.
n.
A metallic mineral, a selenide of copper and silver; -- so called by Berzelius on account of its being found soon after the discovery of the metal selenium.
n.
A flat muscle of the back of the neck.
a.
Of or pertaining to selenite; resembling or containing selenite.