DTXSID60894886. American Elements offers a broad range of products for hydrogen storage research, advanced fuel cells and battery applications. Heating the hydride strongly with chlorine, bromine, or iodine leads to incandescence. Soluble in water and alcohol. EINECS 232-189-2 Also known as: Calcium dihydride. When silver fluoride is ground with CALCIUM HYDRIDE the mass becomes incandescent [Mellor 3:389 1946-47]. Calcium dihydride; Calcium(II) hydride; CAS No. a desiccant.. CaH 2 is a saline hydride, meaning that its structure is salt-like. It also reacts with alcohol (National Center for Biotechnology Information, S.F.). Calcium hydrate, Caustic lime, Hydrated lime, Slaked lime White, odorless powder. 1.900. Mixtures of the hydride with various bromates, i.e. Synthesis. : 7789-78-8 1.2 Relevant identified uses of the substance or mixture and uses advised against Identified uses : Laboratorychemicals, Industrial & for professional use only. It is also a temperature at which a solid (crystal) turns into a liquid. Melting Point (MP), Calcium hydride changes its state from solid to liquid at 816°C (1500.8°F or 1089.15K) Calcium hydride is a gray orthorhombic crystal or powder compound. 600° dec. Density. [Note: Readily absorbs CO 2 from the air to form calcium carbonate.] barium chlorate, and perchlorates, i.e. The melting point is the highest temperature at which crystallization may occur. Calcium (atomic symbol: Ca, atomic number: 20) is a Block S, Group 2, Period 4 element with an atomic weight of 40.078. Metal hydrides can release and absorb hydrogen at certain temperatures based on their thermodynamics. ... Melting Point: 600°C (decomposition) CAS: 7789-78-8: Molecular Formula: CaH 2: Solubility Information: Synonyms. It reacts vigorously with water and alcohols. Melting point. Properties of calcium hydride: White, melts without decomposition in the atmosphere of hydrogen, at further heating decomposes. Calcium hydride is a grey or white solid powder, insoluble in all solvents. Magnesium, calcium, strontium, and barium halides are essentially ionic and are soluble in water. Molar volume: 24.761 cm³/mol White powder. Calcium hydride, 98% (metals basis excluding Mg), Alfa Aesar™ Structure Search; Print SDS. 816 ° C melting point. CaH2 - CALCIUM HYDRIDE. IUPAC Name: Calcium hydride Molecular Formula: CaH 2 Molecular Weight: 42.093880 g/mol Melting Point: 190 °C(lit.) Calcium hydride is used primarily as a source of hydrogen, as a drying agent for liquids and gases, and as a reducing agent for metal oxides. For full table with Density, Liquid Denity at Melting Point and Water Solubility-rotate the screen! Elements: Calcium (Ca), Hydrogen (H) Molecular weight: 42.094 g/mol. Availability. Solubility. Melting Point: 190 C (lit.) Physical and chemical properties Physical State Solid Appearance Grey Odor Odorless Odor Threshold No information available pH No information available Melting Point/Range 675 °C / 1247 °F Boiling Point/Range No information available Flash Point No information available Evaporation Rate Not applicable CaH 2 is thus used as a drying agent, i.e. CaH2. BeH 2 is a covalent polymer, magnesium hydride is partially ionic and the hydrides of calcium, strontium, and barium are very ionic and hydridic in their properties. CAS 7789-78-8, chemical formula CaH₂. They conduct electricity in molten state liberating a diatomic molecule of hydrogen gas at the anode. a desiccant.. CaH 2 is a saline hydride, meaning that its structure is salt-like. calcium hydride is strong reductive. Molecular formula: CaH 2. (BeX 2 behavior is new, compare to point 4 & 7 in Group I Summary) 6. Insoluble in benzene. ... Melting point/ range 816.0 °C Decomposition temperature 600 °C Density ca. The number of electrons in each of Calcium's shells is [2, 8, 8, 2] and its electron configuration is [Ar] 4s 2. Chemsrc provides Sodium hydride(CAS#:7646-69-7) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. 7789-78-8. BuyersGuideChem provides reliable information about Calcium hydride (7789-78-8) like chemical properties, structure, melting point density, molecular formula, molecular weight, physical properties, toxicity information. US2082134A US50569A US5056935A US2082134A US 2082134 A US2082134 A US 2082134A US 50569 A US50569 A US 50569A US 5056935 A US5056935 A US 5056935A US 2082134 A US2082134 A US 2082134A Authority US United States Prior art keywords hydrogen magnesium calcium calcium hydride retort Prior art date 1935-11-19 Legal status (The legal status is an assumption and is not a legal … What is the chemical reaction of Calcium hydride with water? CaH 2 is thus used as a drying agent, i.e. Calcium hydride is used as an efficient drying agent for aprotic base-stable solvents like ethers and tertiary amines. CaH 2 has a density of 1.70 g/cm 3. The alkali metals and the alkaline earth metals all form saline hydrides. K [35,, ]. Molecular Weight. Calcium hydride may be made by the reaction of calcium metal with hydrogen gas. It contains 7.66% by weight of hydrogen and has been studied as a potential hydrogen storage medium. Calcium hydride is the chemical compound with the formula CaH 2.This grey powder (white if pure, which is rare) reacts vigorously with water liberating hydrogen gas. Ion - type salt compounds. The melting point depends on the pressure. Calcium Hydride: white crystals; insoluble in water; used in the production of chromium, titanium, and zirconium through the Hydromet process. Calcium hydride is the chemical compound with the formula CaH 2, and is therefore an alkaline earth hydride.This grey powder (white if pure, which is rare) reacts vigorously with water liberating hydrogen gas. EC Number: 232-189-2 UNSPSC Code: 12352300 General description: Calcium hydride shows promising abilities as a hydrogen storage system for alkaline fuel cells. Figure 3: calcium hydride. It has a molecular weight of 42,094 g / mol, has a melting point of 816 degrees Celsius and a density of 1.70 g / ml. HSDB 8095. - Find MSDS or SDS, a COA, data sheets and more information. ... Melting point/freezing Melting point/range: 190 °C - lit. Is oxidized in air. Product name : Calcium Hydride CAS-No. Preparation. Calcium hydride Revision Date 17-Jan-2018 9. Melting point: 816°C (under hydrogen gas) Boiling point: Density: 1700 kg m-3; The following are some synonyms of calcium dihydride: calcium dihydride; calcium(II) hydride; calcium dihydride; The oxidation number of calcium in calcium dihydride is 2. Ionic hydride has both high melting point and the boiling point as all metal compounds usually do They have high density since these are stable molecules. Physical and chemical properties of calcium hydride . CaH2 + 2H2O = Ca(OH)2 + 2H2 Get global suppliers, vendor, prices, . Applications. Articles of Sodium hydride are included as well. Calcium hydride (CaH2) CaH2. Generally, it is rare to find it in this form so it usually has a grayish tint. The thermochemical energy storage properties of calcium hydride (CaH2) destabilised with either silicon (Si) or CaxSiy compounds at various molar rati… Hydrogen can easily be generated from renewable energy sources and is the most abundant element in … Storage & Sensitivity. Calcium hydride CaH 2 chemical formula, molecular weight 42.096. 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? CaH 2 is sold by various chemical suppliers. See more Calcium products. Calcium Hydride is generally immediately available in most volumes. It contains 7.66% by weight of hydrogen and has been studied as a potential hydrogen storage medium. Calcium hydride, 98% (metals basis excluding Mg), Alfa Aesar™ ... Melting Point: 600°C (decomposition) Quantity: 50g: Chemical Name or Material: Calcium hydride, Mg … This page contains information on the chemical Calcium hydride including: 3 synonyms/identifiers; U.S. Code of Federal Regulations Title 49 Section 172 shipping regulations and proper shipping name; USDOT 2008 Emergency Response Guidebook initial response information. Molecular Formula. Magnesium hydride is the chemical compound with the molecular formula MgH 2. A strong reducing agent, reacts with water and acids. The melting point is specific for a given substance. Shop a large selection of Calcium products and learn more about Calcium hydride, 90-95%, Alfa Aesar™: Metals Salts and Inorganics . Calcium is a solid at atmospheric presure up to the melting point of 842 0C. We say that such a body melts. It has a molecular mass of 42.094 g/mol, a melting point of 816 degrees celcius, ad a density of 1.70 g/ml. Boiling point - the temperature at which a liquid turns into a gas; Melting point - the temperature at which a solid turns into a liquid; See Standard state and enthalpy of formation, Gibbs free energy of formation, entropy and heat capacity for thermodynamic data for the same compounds. Calcium hydride. barium bromate; chlorates, i.e. Chemical Name. 42.09390 Ambient temperatures. 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