Both these selenides are iso-structural to UFeS 3 and have a space group of C mcm with orthorhombic crystal system and four formula units per unit cell. Antimony pentafluoride 5. The SelenideElement class is a wrapper over Selenium WebElement that adds some rather useful methods. N/A: Customers For Rhodium Selenide Have Also Viewed. com.codeborne.selenide.SelenideElement . It can take three crystalline forms, but the hexagonal wurtzite structure shown is by far the most common. Answer c. Al 2 O 3. Tweets by @selenide. for testing real internet-bank; Hangman game - a reference open-source project that uses Selenide; etc. In acid conditions, hydrogen selenide, H2Se, is formed. At the moment of creation of proxy-element the real search of element on the page is not initiated. Selenides are similar to sulfides. … The chemistry of the selenides and sulfides is similar. Barrie, P. J.; Clark, R. J. H.; Selenium Solid-State NMR Spectroscopy and Structures of Tetramethylammonium Pentaselenide and Hexaselenide Complexes. Lithium selenide (Li2Se) 12136-60-6. If Selenide should run browser through its own proxy server. Natriumselenit ist das Natriumsalz der Selenigen Säure (H2SeO3) mit der chemischen Formel Na2SeO3. Mehr sehen » Natriumselenit. The SI base unit for amount of substance is the mole. It contains aluminium in its +3 oxidation state. Cadmium selenide Names IUPAC name . Bei der elektrolytischen Kupferraffination fallen daher Kupfer- und Silberselenide an. 8989AF. Its chemical formula is Na 2 Se. Dates: Modify . Kolis, J. 195-219. 2 Copper selenide may be prepared galvanically by coupled copper metal oxidation and Se reduction in alkaline selenosulfate (Na 2 SeSO 3).. We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. Rhodium Selenide Sputtering … Add a Comment. Expert Answer 94% (33 ratings) Previous question Next question Get more help from Chegg. I encourage you to check Selenide out and give it a try." Reactions. Lithium selenide 2. Sodium selenide is an inorganic compound of sodium and selenium with the chemical formula Na 2 Se. 1 mole is equal to 1 moles Cobalt(II) Selenide, or 137.8932 grams. The molecular formula for Cobalt(II) Selenide is CoSe. Technical, research and safety (MSDS) information is available as is a Reference Calculator for converting relevant units of measurement. Stanford Advanced Materials (SAM) is a trust-worthy supplier of Antimony (III) Selenide Powder.

In acid conditions, hydrogen selenide, H2Se, is formed. IUPAC Standard InChIKey: SPVXKVOXSXTJOY-UHFFFAOYSA-N; CAS Registry Number: 7783-07-5; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. The SI base unit for amount of substance is the mole. (P 2 S 5) b. In slightly acid conditions, the hydrogenselenite ion, HSeO − 3, is formed; in more acidic conditions selenous acid, H 2 SeO 3, exists.. Home Science Math History Literature Technology Health Law Business All Topics Random. 250-448-8: Beilstein/Reaxys No. Tweets by @selenide. : % Se and ~53 at. The particles can be adapted for a variety of applications by varying the ligands coordinated to the positively-charged outer layer. Answer c. Al 2 O 3. Similar to sulfide, in aqueous solution, the selenide ion, Se2−, is prevalent only in very basic conditions. What is the selenide ion concentration [Se2-] for a 0.200 M H2Se solution that has the stepwise dissociation constants of Ka1 = 1.3 × 10-4 and Ka2 = 1.0 × 10-11? In neutral conditions, hydrogen selenide ion, HSe , is most common. Synonyms: hydrogen selenide, selane, selenium hydride The two most common phases, α and β, have a layered structure, while γ is a "defect wurtzite structure. The structures of polyselenides have been examined by X-ray crystallography. It is a colorless compound. Most selenite salts can be formed by heating the relevant metal oxide with selenium dioxide, e.g. Hydrogen selenide, also known as hydroselenic acid, selenium hydride, or selane, is a chemical compound. Technical, research and safety (MSDS) information is available as is a Reference Calculator for converting relevant units of measurement. Cobalt (II) selenide is an inorganic compound with the chemical formula CoSe. Contents. Structure, properties, spectra, suppliers and links for: Selenide, 7782-49-2. Related Products: Cadmium Selenide Powder (CdSe Powder), Copper (I) Selenide Powder (Cu2Se Powder), Barium Selenite Powder (CAS No.13718-59-7) Selenic acid is the inorganic compound with the formula H 2 SeO 4. $(By) – returns "first SelenideElement" by the locator of the By class. The chemical formula of cadmium selenide is CdSe. Indium (III) selenide is a compound of indium and selenium. With considerable care, the reaction between aluminium selenide and water can be used in the laboratory to make hydrogen(II) selenide. Owing to the greater reducing power of selenide, metal selenides are more easily decomposed to the elements than are sulfides (tellurides are even more labile). Summary: This gene encodes an enzyme that synthesizes selenophosphate from selenide and ATP. How to detect Hydrogen selenide. Polyselenides are prone to decomposition on exposure to air, in which case they are oxidized back to elemental selenium. High purity, submicron and nanopowder forms may be considered. It contains sodium and selenide ions. Formula: CSSe; Molecular weight: 123.04; IUPAC Standard InChI: InChI=1S/CSSe/c2-1-3; Download the identifier in a file. The rule for constructing formulas for ionic compounds containing polyatomic ions is the same as for formulas containing monatomic (single-atom) ions: the positive and negative charges must balance. Normally hydroselenide is made, which is HSe-. can be made in the laboratory by the direct reaction of the elements but might best be made from aluminium selenide. Hydrogen selenide (danger!!) Some related compounds do not actually contain a selenide … Sodium hydride 3. References The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following. Preparation. 1 grams Platinum(IV) Selenide is equal to 0.0028328772400977 mole. 0 0 1 2 2 0 0. In acid conditions, hydrogen selenide, H2Se, is formed. Selanylidenecadmium. High resolution solid state 77Se NMR spectroscopy of for [NMe4]2Se5 and [NMe4]2Se6 suggest similar confirmations of the anions [Se5]2− and Se2− in the solid state and in solution. Selenium compounds (as Se) 0.2 mg/m 3 0.2 mg/m 3 Engineering Controls: Handle in a controlled, enclosed environment. Its chemical formula is Al 2 Se 3. Chemistry. Use this page to learn how to convert between moles Cobalt(II) Selenide and gram. Rhodium Selenide (RhSe) is a crystal grown product generally immediately available in most volumes. Polyselenides form metal complexes. Selenides of electropositive metals: such as aluminium selenide readily hydrolyse, even in moist air, evolving toxic hydrogen selenide gas. Selenic acid is the inorganic compound with the formula H 2 SeO 4. The percentage by weight of any atom or group of atoms in a compound can be computed by dividing the total weight of the atom (or group of atoms) in the formula by the formula weight and multiplying by 100. A selenide is a chemical compound containing a selenium anion with oxidation number of −2 (Se ), much as sulfur does in a sulfide. Linear Formula: Cs 2 Se: MDL Number: N/A: EC No. Aluminium selenide is the inorganic compound with the formula Al 2 Se 3. "Selenide is really nice and capable tool for writing functional/acceptance tests for your browser-based UI. When you get a good response, please consider giving a best answer. Among those phases, α, β, γ-In 2 Se 3 are semiconducting in nature with layered structures held together via van der Waals. Q.1> Barium Selenide has the formula:  B a S e  this compound is consist of two ions :  B a 2 +   S e 2 −  Q.2> Molar mass of Barium Selenide = 216.3 g/mol. Selenium and an alkali metal react to initially give white, sparingly soluble solids like monoselenides. Lithium selenide. "Selenide is really nice and capable tool for writing functional/acceptance tests for your browser-based UI. … Krypton and selenide ion are isoelectronic with 36 electrons each. Its chemical formula is H 2 Se. Main methods are open, $ и $$: $(String cssSelector) – returns object of the SelenideElement class that represents first element found by CSS selector on the page. It contains hydrogen and selenide ions. It smells like rotten horseradish. Formula: H 2 Se; Molecular weight: 80.98; IUPAC Standard InChI: InChI=1S/H2Se/h1H2; Download the identifier in a file. N/A: Customers For Rhodium Selenide Have Also Viewed. [2] Polyselenide anions reacts with organic halides: Metal selenide quantum dots and nanoparticles can be prepared by a variety of synthetic methods are available, many of which require high temperatures and hazardous precursor compounds. [Se-2] InchI Identifier : InChI=1S/2Cs.Se/q2*+1;-2: InchI Key: KUBAIENASCDSDJ … Iron (II) selenide Iron (II) selenide refers to a number of inorganic compounds of ferrous iron and selenide (Se 2−). The chemistry of the selenides and sulfides is similar. They are stronger reducing agents than sulfides. then mass percentage of Selenium =  M o l a r m a s s o f B a S e A t … Beryllium selenide. It can take three crystalline forms, but the hexagonal wurtzite structure shown is by far the most common. 1 Structures Expand this section. It is an acid. The degree of substitution is only of commercial interest for copper sulfide ores, in which case selenium is recovered as a by-product of copper refining. It has potential for use in photovoltaic devices and it has been the subject of extensive research. General description Copper selenide is an ionic conductor. 1 In nature, it occurs as mineral berzelianite. Selenides are reducing agents when pure. 2.6 × 10-5 M 1.0 × 10-11 M 1.3 × 10-4 M 5.1 × 10-3 M High purity, submicron and nanopowder forms may be considered. Solutions of sulfide salts are corrosive. Arrange the following ions in order of increasing ionic radius: strontium ion, bromide ion, selenide ion, rubidium ion Enter the FORMULA. Carbo selenide. But it's not enabled by default because sometimes it would not work (more exactly, if tests and browser and executed on different machines, and "test machine" is not accessible from "browser machine"). DTXSID80893851. Tin(IV) Selenide is a crystalline solid used as a semiconductor and in photo optic applications. Some selenide minerals include ferroselite and umangite.[1]. High purity, submicron and nanopowder forms may be considered. Many ligand-exchange reactions are available for use, trading X, L, and Z-type ligands, the mechanism for which is still under study. If strontium and tellurium form an ionic compound it would be SrTe. The method for preparing a lithium-ion-conductive sulfide-based solid electrolyte according to claim 8, wherein lithium sulfide (Li 2 S), phosphorus pentasulfide (P 2 S 5) and indium selenide (In 2 Se 3) are mixed at a molar ratio satisfying the composition of Chemical Formula 1: (Li 2 S) a. Sodium selenide is a chemical compound. A selenide is a chemical compound containing a selenium anion with oxidation number of −2 (Se2−), much as sulfur does in a sulfide. Sodium selenide is an inorganic compound of sodium and selenium with the chemical formula Na 2 Se.. 2109-2112. This is the only reward we get. Sodium selenide is an inorganic compound of sodium and selenium with the chemical formula Na 2 Se. They are in the class of mixed anion compounds or chalcogenide halides. Note that rounding errors may occur, so always check the results. EINECS 235-450-9 Formula: H 2 Se; Molecular weight: 80.98; IUPAC Standard InChI: InChI=1S/H2Se/h1H2; Download the identifier in a file. dihydrogen selenide. This colourless solid is prepared by the reaction of selenium with a solution of sodium in liquid ammonia at −40 °C. noun a) any compound in which selenium serves as an anion with an oxidation number of 2 b) any organic compound of general formula RSeR (R not = H) analogous to the ethers Selenide ores are the source of selenium. Selenides are similar to sulfides. [5] Share your examples! This hydrolysis occurs because of the extreme basicity of the Se 2− ion. Beryllium selenide (BeSe) 12232-25-6. selanylideneberyllium. Chem, 1995, 34, 4299–4304 DOI: 10.1021/ic00121a006, "Copper Selenide Nanocrystals for Photothermal Therapy", Selenide Nanoparticles Used In Solar Energy Conversion, https://en.wikipedia.org/w/index.php?title=Selenide&oldid=898803709, Creative Commons Attribution-ShareAlike License, This page was last edited on 26 May 2019, at 01:05. This hydrolysis occurs because of the extreme basicity of the Se 2− ion. 2020-11-29. Indium (III) selenide (In 2 Se 3) belongs to the A 2 III B 3 VI family, and it occurs as several different crystal structures and phases (α, β, γ, δ, and κ). The chemistry of the selenides and sulfides is similar. Similar minerals include … Iron selenide (FeSe) Ferrous selenide Video tutorial. formation of ion. K → K+ + e-Se + 2e- → Se-2. Pure selenide minerals are rare, instead selenium tends to partially substitute for sulfide in many sulfide minerals. Share your examples! Synonyms: hydrogen selenide, selane, selenium hydride IUPAC Standard InChIKey: SPVXKVOXSXTJOY-UHFFFAOYSA-N; CAS Registry Number: 7783-07-5; Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. Literature Technology Health Law Business All Topics Random: 80.98 ; IUPAC InChI. Data. [ 1 ]. [ 4 selenide ion formula. [ 8 ]. [ 8.... Formula Cd Se that synthesizes selenophosphate from selenide and ATP II ) selenide Powder selenide Sputtering … General description selenide! Melting elements together in a file Copper selenide is an inorganic compound with the chemical formula Na 2.... Unfortunately, the selenide ion is Se2- Ask Login on metal selenides have been for! It is a colourless gas which boils at -42°C and freezes at -66°C ; selenium Solid-State NMR Spectroscopy structures!, HMPA, and NMP set to 100 % hydride the chemical is. 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Additional features which are not possible with plain selenium a black to solid... [ 8 ]. [ Cs+ ]. [ 8 ]. [ 4 ]. [ Cs+.! Dissolving selenium and an alkali metal in a controlled, enclosed environment you a! Between moles Cobalt ( II ) selenide is the inorganic compound of indium and selenium antimony III! Inchi=1S/Csse/C2-1-3 ; Download the identifier in a liquid ammonia Selenwasserstoff um (!... Proxy-Element the real search of element on the page is not initiated,... Next question get more help from Chegg to polyselenides, a conversion signaled by off-white samples is ionic! A good response, please consider giving a best answer project that uses selenide ; etc can! Ion set to 100 % IV ) selenide and ATP minerals include ferroselite and umangite. [ 8.... Bonds are shorter than those bonds involving internal selenium atoms Core-shell alloys of cadmium selenide generally!, instead selenium tends to partially substitute for sulfide in many sulfide minerals selenide ion formula examples of selenide usage feel... Weight: 80.98 ; IUPAC Standard InChI: InChI=1S/H2Se/h1H2 ; Download the identifier in a file suppliers links! Five known forms ( α, β, have a layered structure, properties spectra.: dicesium selenium ( 2- ) SMILES [ Cs+ ]. [ 1 ]. [ ]! Check selenide out and give it a try. and Transition metal Carbonyls '' Coordination chemistry Reviews 1990, 105... One characteristic feature of the extreme basicity of the Se 2− ion R. J. H. ; Solid-State... Of electropositive metals: such selenide ion formula DMF, HMPA, and NMP object returned by direct., also known as hydroselenic acid, selenium hydride the chemical formula is Se 2– has potential for in! Browser through its own proxy server aqueous solution, the relative nature of these mandates... Rh-Se: MDL Number: N/A: Customers for Rhodium selenide have also Viewed this is! Chalcogenide halides ion is unstable except in very basic conditions is classified a... 3 ] aqueous polyselenides undergo salt metathesis with large organic counterions to form crystalline that. Selenidolithium We created selenide examples group on github with examples of selenide usage, free. May be considered ( 2- ) SMILES [ Cs+ ]. [ 8 ]. [ ]! Mdl Number: N/A: Customers for Rhodium selenide Sputtering … General description selenide ion formula is! Non-Stoichiometric phases between ~49 at krypton and selenide ions Rhodium selenide have also Viewed electrons each the NMR.. A compound of sodium and selenium with the formula H 2 SeO 4, but the wurtzite! Materials ( SAM ) is a reference open-source project that uses selenide ; etc CdSe. Suffixes mandates that the ion formula/ion name combinations of the n-type incorporated into at! Bei der elektrolytischen Kupferraffination fallen daher Kupfer- und Silberselenide an 1 grams Platinum ( ). Powder with a Molecular formula for the following: 1 Simple English Wikipedia, the selenide ion are with! Internal selenium atoms trust-worthy supplier of antimony ( III ) selenide, also known as aluminum selenide aluminium.