CopyCopied, CSID:94784, http://www.chemspider.com/Chemical-Structure.94784.html (accessed 18:19, Dec 12, 2020) Dictionary entry overview: What does calcium hydride mean? A flame retardant labcoat, nitrile or neoprene gloves and safety goggles have to be worn at all times when handling calcium hydride. 3H 2 O) and calcium hydroxide (Ca[OH] 2).These compounds are given the shorthand notations C–S–H (represented by the average formula C 3 S 2 H 3) and CH, and the hydration reaction can be crudely represented by the following reactions: 2C 3 S + 6H = C 3 S 2 H 3 + 3CH 2C 2 S + 4H = C 3 S 2 H 3 + CH …. Read More; restoration of stone sculpture Avantor ® is a leading global provider of mission-critical products and services to customers in the life sciences and advanced technologies & applied materials industries. DTXSID60894886. [H-].[H-]. Calcium hydride definition is - a saltlike compound CaH2 that is white and crystalline when pure but is usually obtained in gray to gray-brown lumps and that is used chiefly as a reducing agent in the preparation of powdered metals, as a portable source of hydrogen, and as … In the laboratory, calcium hydride is used as a drying agent for organic solvents. It is intended to be used as either a field or laboratory method. 1 … Molecular Formula H 2 Ca; Average mass 42.094 Da; Monoisotopic mass 41.978241 Da; ChemSpider ID 94784 - Charge. Stable, but reacts violently with water, liberating andigniting hydrogen. EC Number 232-189-2. CaH2 is thus used as a drying agent, i.e. including trade names and synonyms. 1. a saltlike binary compound (CaH2) used as a reducing agent and source of hydrogen Familiarity information: CALCIUM HYDRIDE used as a noun is very rare. 7789-78-8 [Product Description] Calcium hydride is the chemical compound with the formula CaH2. When silver fluoride is ground with CALCIUM HYDRIDE the mass becomes incandescent [Mellor 3:389 1946-47]. Calcium hydride 99.9% trace metals basis Synonym: Calcium dihydride CAS Number 7789-78-8. Calcium hydroxide, also known as lime or slaked lime, is an inorganic compound formed by a chemical reaction from a single or two calcium, two oxygen, and two hydrogen element. Calcium Hydride is generally immediately available in most volumes. Web site owner: In this video we'll write the correct formula for Calcium Hydroxide and then write the Lewis Structure for the compound. • CALCIUM HYDRIDE (noun) The noun CALCIUM HYDRIDE has 1 sense:. PubChem Substance ID 24852487. CaH2 reacts incandescently with AgF if subject to friction. This chemical compound has two Ionic bonds Between the calcium and the two hydride ions as shown in figure 1. MDL number MFCD00010897. : 7789-78-8 1.2 Relevant identified uses of the substance or mixture and uses advised against The atomic weights of Carbon, Hydrogen, Oxygen and Calcium are 12, 1, 16 and 40, respectively. Balance the equation. Calcium hydride reacts with water to form calcium hydroxide and hydrogen gas. [Merck, 11th ed. ter, alcohols. Lower Explosive Limit (LEL): data unavailable, Upper Explosive Limit (UEL): data unavailable, Autoignition Temperature: data unavailable, Vapor Density (Relative to Air): data unavailable, Metal Hydrides, Metal Alkyls, Metal Aryls, and Silanes, National Oceanic and Atmospheric Administration. Write the molecular formula of each compound. Ion - type salt compounds. Empirical Formula (Hill Notation) H 2 Ca . 816 ° C melting point. Calcium Hydride: white crystals; insoluble in water; used in the production of chromium, titanium, and zirconium through the Hydromet process. [Ca+2] Solution for Find the formula of calcium hydride, which consists of calcium and hydrogen ions. Convert grams Calcium Hydride to moles or moles Calcium Hydride to grams. Highly Flammable/Moisture Sensitive/Store under Argon, P231+P232-P280-P233-P370+P378c-P402+P404-P501a. 3, 389, 651). He Calcium hydride Is a chemical compound of the formula CaH2, which makes it an alkaline earth metal hydride. Used to make other chemicals. DOI: 10.1002/anie.201913895. Calcium hydride reagent grade, 95% (gas-volumetric) CAS Number 7789-78-8. SECTION 1: Identification of the substance/mixture and of the company/undertaking 1.1 Product identifiers Product name : Calcium Hydride CAS-No. A fourth type of hydride, dimeric (polymeric) hydride, may also This formula has a structure similar to salt. Contact with strong oxidizers may cause fire or explosion.Incompatible with strong oxidizing agents, strong acids, halogens,wa NACRES NA.23 Calcium hydride (CaH2) CaH2. 1.1 This quantitative calcium hydride reaction method is capable of determining water in the concentration range from 0.1% to 100% in liquid and solid materials including oils, paints, soils and water/alcohol mixtures. 1989]. ›› Calcium Hydride molecular weight. barium chlorate, and perchlorates, i.e. National Oceanic and Atmospheric Administration. Calcium dihydride. Calcium hydride. CopyCopied, Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module. [Molecular Formula] CaH2 [CAS No.] a desiccant. PubChem Substance ID 24879732. Molar mass of CaH2 = 42.09388 g/mol. Its structure is similar to that of a salt. EC Number 232-189-2. I had probably 2-3 grams of calcium hydride leftover in a schlenk flask from predrying a distillation of benzyl chloride. Calcium hydride may be made by the reaction of calcium metal with hydrogen gas. barium bromate; chlorates, i.e. potassium perchlorate; explode on grinding, [Mellor, 1946, vol. NACRES NA.21 Heating the hydride strongly with chlorine, bromine, or iodine leads to incandescence. When silver fluoride is ground with CALCIUM HYDRIDE the mass becomes incandescent [Mellor 3:389 1946-47]. Three basic types of hydrides—saline (ionic), metallic, and covalent—may be distinguished on the basis of type of chemical bond involved. Molecular Weight 42.09 . Hydride, any of a class of chemical compounds in which hydrogen is combined with another element. Safety glasses, good ventilation, dry working conditions. This compound has two ionic bonds between the calcium and the two hydrogen ions, as shown in Figure 1. No predicted properties have been calculated for this compound. Mixtures of the hydride with various bromates, i.e. American Elements offers a broad range of products for hydrogen storage research, advanced fuel cells and battery applications. HSDB 8095. (Mellor, 1941, Vol. The balanced equation to this is #CaH_2+2H_2O#----#Ca(OH)_2+2H_2# How many grams of calcium hydride are needed to form 8.400 g of hydrogen? This section provides a listing of alternate names for this chemical, The company operates in more than 30 countries and delivers an extensive portfolio of products and services. Belongs to the Following Reactive Group(s). More details: Systematic name. EINECS 232-189-2 White powder. Empirical Formula (Hill Notation) H 2 Ca . Reactants: Calcium hydride: CaH 2 Calcium → Group 2A → +2 charge → Ca 2+ Hydride → Hydrogen → Group 1A → -1 charge (when bonded to a metal) → H- Write the balanced equation of the reaction of calcium hydride and water and use stoichiometry to determine the mass of calcium hydride needed to produce 4.75 g H 2. calcium hydride … Grayish-colored lump or crystalline solid. CopyCopied, UUGAXJGDKREHIO-UHFFFAOYSA-N Click to predict properties on the Chemicalize site, For medical information relating to Covid-19, please consult the, ACD/Labs Percepta Platform - PhysChem Module, Compounds with the same molecular formula, Search Google for structures with same skeleton. Calcium Hydride Reduction of Polycyclic Aromatic Hydrocarbons. Irritating to skin and eyes. MDL number MFCD00010897. Calcium hydride is a compound, and an alkaline earth hydride with the formula CaH2. Step 3. Calcium acetate, or Calcium ethanoate, has the molecular formula (CH3COO)2Ca. Calcium hydride CaH 2 chemical formula, molecular weight 42.096. Use stoichiometry to determine mass of calcium hydride Ca(s) + H2(aq) (heat) → CaH2(s) Office of Response and Restoration, Hydrogen can easily be generated from renewable energy sources and is … Calcium hydride is stored in a sealed container in a ventilated cabinet, away from moisture and water. Molecular Weight 42.09 . Danny Schuhknecht, Thomas P. Spaniol, Iskander Douair, Laurent Maron, Jun Okuda. Heating the hydride strongly with chlorine, bromine, or iodine leads to incandescence. Reacts exothermically with water to generate flammable hydrogen gas and calcium hydroxide, a base. This grey powder (white if pure, which is rare) reacts vigorously with water liberating hydrogen gas. Its chemical formula is Ca(OH) 2 or Ca 2 (OH) 2. For this problem, follow the steps: Step 1. Before balancing the chemical reaction, let’s first write the chemical formula of the compounds involved in the reaction. Molecular weight calculation: 40.078 + 1.00794*2 ›› Percent composition by element National Ocean Service, Ignites in air or reacts violently, sometimes explosively, with air of high humidity [Bretherick 1979 p. 107]. USA.gov. Chemistry Stoichiometry Equation Stoichiometry. Calcium Hydride sales online from base-chemicals.net. Heating melting point less than they decomposition, with the water violent reaction of hydrogen released H 2 O CaH 2 +2 = Ca (OH) 2 +2 H 2? Angewandte Chemie International Edition 2020, 59 (3) , 1232-1237. To grams chemical, including trade names and synonyms figure 1 chemical reaction, let’s first write the chemical has! ) 2Ca Office of Response and restoration, National Ocean Service, National Oceanic and Atmospheric Administration vol. Schuhknecht, Thomas P. Spaniol, Iskander Douair, Laurent Maron, Jun Okuda powder. As either a field or laboratory method names and synonyms potassium perchlorate ; on! 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