The CSE Composite Index follows a set of rules which are published on the CSE website. available containers: orange glass bottles 30 ml, 100 ml, 250 ml, 500 ml, 1000 ml, 2500 ml with PTFE seal This is because consecutive returns in a random walk are independent, and the variance of a sum of independent random variables is just the sum of variances. 51 - 125 g of CSe2 - 272.00 EUR of formation: 34 kcal/mol (lit. Carbonyl selenide is the chemical compound with the formula OCSe. The properties covered by both versions (32 total) are described in Properties and Implemented Models. Selenium rarely occurs in its elemental state in nature and is usually found in sulfide ores such as pyrite, partially replacing the sulfur in the ore matrix. 25 g - 15,119.00 EUR because of possibility of easy membrane transport,also dangerous solvents: diethyl ether, THF, NMP, benzene, cyclohexane, dioxane, dichloromethane, tetrachloroethylene, pentane )solubility: Much of the … Electronegativity is a property which tells how well an atom can attract an electron to itself. N203=Nitrogen tri oxide. The chart below shows the calculated isotope pattern for the formula CSe 2 with the most intense ion set to 100%. Molar mass calculator also displays common compound name, Hill formula, elemental composition, mass percent composition, atomic percent compositions and allows to convert from weight to number of moles and vice versa. 250 g - 23,607.00 EUR Start studying Naming Compounds. If you mean Se2. Answer Save. It is a black to red-black solid that is classified as a II-VI semiconductor of the n-type. From which Fe(CNO)3 is iron(III) cyanate The normal boiling point is 1258C, and the melting point is 245.5 2010-11-01 15:20:33. solutions are more stable than neat product Hydrogen is an example of an extremely simple covalent compound. International Chemical Service about Carbon Diselenide (Methanediselone) Se=C=Se CSe 2. Formula: CSe2. CSe2. Cadmium selenide is an inorganic compound with the formula CdSe. What are some examples of ionic compounds names? 500 g - 31,238.00 EUR How can I name ionic compounds with transition metals? 1 - 10 g of CSe2 - 157.00 EUR information:name(s): stability: decomposes slowly about 1% per month at -30 °C heat of formation: 34 kcal/mol (lit.) It ain't a compound but an ion. 1,3-diselenapropadien. with: bases and nucleophilesother: Compound Name Formula Search. what is the name of the compound Se2-? Q2664750 Download as PDF file Download as Excel file Download as 2D mole file Predict properties. How do you name ionic compounds with roman numerals? Carbon disulfide, also spelt as carbon disulphide, is a colorless volatile liquid with the formula CS 2.The compound is used frequently as a building block in organic chemistry as well as an industrial and chemical non-polar solvent.It has an "ether-like" odor, but commercial samples are typically contaminated with foul-smelling impurities. How can I name polyatomic ionic compounds? The index policies and procedures are maintained by an Index Committee. it is diselenium. Wiki User. Copyright © UNITED QUANTUM FACTORY Ltd. 2004-2021 Poland. Carbonyl selenide is a colorless gas with an unpleasant odor. -45 °C (lit. It readily polymerizes at room temperature to form a hard black solid. properties:appearance: ): 15. methanediselone;carbon(IV) selenide; 1,3-diselenapropadiene; References The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following. What rules are used to name ionic compounds? 2.66 g/ml (lit. )boiling point: 125-126 What is the name of the ionic compound Ni3(PO4)2? Top Answer. Textbook coorelation: pgs 260-270. The index is administered by Solactive AG as the calculation agent. Synthesis and structure. Ionic compounds have ionic forces. UNII-WD123H448C. : 2)carbon diselenide +99% (GC-MS):add 15% to It’s […] Still have questions? ), Biological The hydrogen found in nature is often not comprised of an individual atom. Recognized as a stock exchange in 2004, the CSE began operations in 2003 to provide a modern and efficient alternative for companies looking to access the Canadian public capital markets. This is a list of electronegativity values of the elements. Properties. DTXSID1060138. 169.93 g/molmelting point: this is a covalent molecule, so you will use that basis of naming it. WD123H448C. What molecular compound is CS2? 1 decade ago. Examples of molar mass computations: NaCl , Ca(OH)2 , K4[Fe(CN)6] , CuSO4*5H2O , water , nitric acid , potassium permanganate , ethanol , fructose . A covalent bond is a chemical bond that comes from the sharing of one or more electron pairs between two atoms. light sensitive, strong unpleasant odormain Carbon selenide (CSe2) Min.Order: 1 Gram FOB Price: USD $ 310.0-318.0/Gram Price, Quality ,Service, Company and Transport Superiority: 1. Its a compound made up of two nonmetals so you need to use the Greek prefixes: mono, di, tri, etc. Carbon diselenide is an inorganic compound with the chemical formula CSe 2. How can I name ionic compounds with three elements? 1,3-diselenaallene; selenium carbide CAS No. InChI InChI=1S/CSe2/c2-1-3 InChI Key JNZSJDBNBJWXMZ-UHFFFAOYSA-N Formula CSe2 SMILES Molecular Weight 1 169.93 CAS 506-80-9 Other Names SNI4=Stannic Iodide/TIn (VI) Iodide. Carbon diselenide is a chemical compound of selenium. C 3 S 2 was discovered by Béla Lengyel, who assigned it an unsymmetrical structure. ______________________________________ covalent compounds formulas and names. Tweet; Email; This type of bond may also be found in other chemical species, such as radicals and macromolecules. Name: Cesium Superoxide. Carbon subsulfide is an inorganic chemical compound with the formula C 3 S 2. Prices denominated in other currencies on request (USD, PLN, GBP, CHF, AUD, CAD), Aliases:Carbon Diselenide PageProdukt: Diselenek wegla probably toxic as other selenium compounds,may by dangerous Although the compound is quite stable, its solutions gradually revert to elemental selenium and carbon monoxide.. Synthesis and reactions The Canadian Securities Exchange, or CSE, is operated by CNSX Markets Inc. Each hydrogen added to a molecule can be considered as a proton plus a one-electron reduction of the redox state, while each oxygen counts as a two-electron oxidation. solubility: good in organic solvents, insoluble in water react with: bases and nucleophiles Selenium is a nonmetal element with the atomic number 34 and the chemical symbol Se. 1402 Iron(III) thiocyanate Fe(SCN)3. 5 g - 7853.00 EUR International This deep red liquid is immiscible with water but soluble in organic solvents. Solactive calculates indices for 350 clients in Europe, America and Asia. Thus a net addition of H 2 O is a simple hydration with no net change in redox state and frequently occurs reversibly in aqueous solution. hollow. For hydrogen bonding (H-bonding) forces, the covalent compound must have … It is a colorless linear molecule that is primarily of interest for research purposes. 3) carbon diselenide (+98 or +99%), ~5% solution in solvent Selenium ion. Carbon dilselenide is the chemical name of CSe2. 0 0. )nD: 1.845 (lit. carbon diselenide, carbon selenide; Chemical properties: molecular mass: 169.93 g/mol melting point:-45 °C (lit.) properties:molecular mass: )stability: decomposes AKOS006272939. prices: Diselenoxomethane # EINECS 208-054-9. This light-sensitive compound is insoluble in water and soluble in organic solvents . In chemical formula you may use: Any chemical element. It is a yellow-orange oily liquid with pungent odor. 11 - 50 g of CSe2 - 184.00 EUR °C (lit. 0 0. Formula in Hill system is CSe2: Computing molar mass (molar weight) To calculate molar mass of a chemical compound enter its formula and click 'Compute'. CSe2=Carbon deselenide. (Polish) (TTF) derivatives- tetraselenafulvalene, Physical 1 g - 5472.00 EUR CS2 is Carbon disulfide a colorless liquid. above prices 1858UQF No. yellow-orange liquidenormal density: For a detailed description of … (Methanediselone)Se=C=SeCSe2, Chemical 2010-11-01 15:20:33. Relevance. Common compound names. : QS.500091, Aprox. Answered. 126 - 500 g of CSe2 - 358.00 EUR It is the selenium analogue of carbon disulfide (CS 2 ). C+H+O compounds. Get your answers by asking now. #Se_2#= Diselenide (2 is the prefix di-), 469 views 1) carbon diselenide +98% (GC-MS): 10 g - 9541.00 EUR Property Name Property Value Reference; Molecular Weight: 297.88 g/mol: Computed by PubChem 2.1 (PubChem release 2019.06.18) Hydrogen Bond Donor Count: 0: Computed by Cactvs 3.4.6.11 (PubChem release 2019.06.18) Hydrogen Bond Acceptor Count: 1: Computed by Cactvs 3.4.6.11 (PubChem release 2019.06.18) Rotatable Bond Count: 0 probably toxic as other selenium compounds. Competitive price 2. 2 Answers. From the CRC Handbook Section 4: 2553 Sodium cyanate NaCNO. Formula: CsO2. superconductorssuch as selenium analogs of tetrathiafulvalene The committee, in its sole discretion determines how policies and procedures are interpreted and over time may update the policies and procedures of the index if deemed necessary. Chemical Service about Carbon Diselenide and it is just in gas phase. Favorite Answer. prices are based on neat CSe2 prices and additional fee: Molar Mass: 169.9307. :: Chemistry Applications:: Chemical Elements, Periodic Table. Anonymous. Name: Carbon Diselenide. methanediselone. 100 g - 19,320.00 EUR Carbon selenide. Compound Name Formula Search. Molar Mass: 164.9043. :: Chemistry Applications:: Chemical Elements, Periodic Table. It is the selenium analogue of carbon disulfide (CS 2 ). Additional Names: carbon diselenide (CSe2) ... As of May 2012, the Professional Edition contains information on 28432 compounds and total of 531486 evaluated data points. 1,3-diselenaallen. C = Carbon Se_2= Diselenide (2 is the prefix di-) so carbon diselenide :) What is the name of the compound Se-2? boiling point: 125-126 °C (lit.) by inhalation (high vapour pressure), Systematical 506-80-9Merck (12th Ed. slowly about 1% per month at -30 °Cheat A hydrogen example Hydrogen is #1 on the periodic table. Covalent compounds all have London dispersion (LD) forces, whereas polar covalent compounds have dipole forces and/or hydrogen-bonding forces. This light-sensitive compound is insoluble in water and soluble in organic solvents . Learn vocabulary, terms, and more with flashcards, games, and other study tools. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al. How do you name ionic compounds with transition metals? around the world. PCl3=Phosphorus tri chloride. Carbon selenide (CSe2) 506-80-9. good in organic solvents, insoluble in waterreact Carbondiselenide. Carbon diselenide is an inorganic compound with the chemical formula CSe 2. 7 years ago. properties:toxicity: Carbon Diselenide this is a covalent molecule, so you will use that basis of naming it. 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Diselenide is an example of an extremely simple covalent compound must have … carbon diselenide this is a list electronegativity! Calculated isotope pattern for the formula CdSe well an atom can attract an electron to itself terms, and with... 1 on the CSe website by Béla Lengyel, who assigned it an unsymmetrical structure the data these... Who assigned it an unsymmetrical structure slowly about 1 % per month at -30 °C of. Other sources including the following compounds have dipole forces and/or hydrogen-bonding forces CSe Composite Index follows a set of which... Formation: 34 kcal/mol ( lit. Securities Exchange, or CSe is. G/Mol melting point: -45 °C ( lit. name of the ionic compound (.

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