Pdf thermal decomposition of dmetal nitrates supported on. Cobaltii chloride hexahydrate takes the form of purple crystals. Allergic inflammation of the skin may appear following exposure to cobalt, usually exhibited as red patches. Cobalt ii chloride is an inorganic compound of cobalt and chlorine, with the formula cocl2. It can be used as an indicator for water in desiccants. Material safety data sheet cobaltii chloride hexahydrate sc203004 hazard alert code key. Sep 20, 2009 cobaltii chloride hexahydrate has a pink color. They will not be removed unless a moderator deems the repost to be of a demonstration or particular gif that has been posted too often e. Extreme high moderate low section 1 chemical product and company identification product name cobalt ii chloride statement of hazardous nature considered a hazardous substance according to osha 29 cfr 1910. Use for desiccant indicator, invisible ink, cobalt chemical preparation, etc. The chloride ions are thus depleted, shifting the reaction back to the left and.
Thermal decomposition of cobaltii chloride hexahydrate. Patient information sheet cobaltiichloride hexahydrate. It is an excellent indicator for water in dessicants as well as an indicator for silica gel dryer. Jun 30, 2016 the present study investigates the antiproliferative and apoptosis inducing mechanism of cocl 2 6h 2 o in pc3 cancer cell line. Thermal decomposition of bulk cobalt nitrate hydrate. Cobaltii chloride hexahydrate is an excellent water soluble crystalline cobalt source for uses compatible with chlorides. Dehydration and decomposition of an undried and a partly dried sample of hydrated cocl2 have been investigated by using both isothermal and nonisothermal weight loss methods.
Cobaltii chloride hexahydrate is widely used as a drying agent in painting and coloring agents for glass ceramics. Cobalt chloride is also used as an additive in fertilizer and feed. While the isothermal weight loss method fails to distinguish between different steps of reaction, tg curves upto 800c reveal as many as five steps in static. The principal products of reaction were identified as mgo and hcl. Chloro penta amine cobaltiii cloride conh 3 5 clcl 2 was prepared and then. Cobalt chloride is an inorganic, crystalline compound that appears as a blue powder. Thermal dehydration and decomposition of nickel chloride. We assume you are converting between moles cobaltii chloride hexahydrate and gram. Cobaltii chloride hexahydrate, acs reagent, 98% cocl2. How many moles cobaltii chloride hexahydrate in 1 grams. Chloride materials can be decomposed by electrolysis to chlorine gas and the metal. Cobalt chloride hexahydrate pure n acs reagent fcc food grade. Claims of the formation of tri and tetrahydrates have not been confirmed. The compound forms several hydrates cocl 2nh 2o, for n 1, 2, 6, and 9.
Upon heating, it loses its water of crystallisation and decomposes into blue crystals of anhydrous cobaltii chloride. Ac192092500 casno 77911 synonyms cobalt muriate hexahydrate. Thermal dehydration and decomposition of cobalt chloride. Aluminum chloride hexahydrate is thermally decomposed by using two dense fluidizedbed decomposers in series. Cobaltous chloride hexahydrate recommended use laboratory chemicals.
Feb 27, 2015 cobaltii chloride hexahydrate takes the form of purple crystals. Four water molecules occupy a square plane about cobalt while chloride ions occupy axial positions. Cobaltii chloride hexahydrate h12cl2coo6 chemspider. What is the final product obtained when iron chloride. Cobaltii sulfate is a red anhydrous, monohydrate or pink hexa, heptahydrate crystalline solid, soluble in water, with the hydrated form more soluble in methanol than the anhydrous one. Cobaltii chloride, hexahydrate for general organic chemistry, also known as cobaltous chloride or cobalt dichloride, is the most commonly used cobalt compounds in the lab. Jul 01, 2005 thermal decomposition of cobalt iinitrate hexahydrate 1 the very slow thermal decomposition of 1, presented in fig.
It is important that you familiarize yourself with this chemical and take steps to avoid coming in contact with it. Learn to identify a chemical reaction as a single displacement, double displacement, synthesis, or decomposition reaction. Anmol chemicals group has manufacturing facilities spread across western india, representatives in houston. Cobaltous chloride, hexahydrate safety data sheet according to federal register vol. All link posts must have the source of the gifhtml5 video posted in the comments. Cobalt complex ionslechateliers principle, materials for cobalt complex ions are available from flinn scientific, inc. Such incomplete thermal decomposition produces a porous and reactive basic aluminum chloride al 2 o 3 2hcl2h 2 o or al 2 oh 4 cl 2 h 2 o which dissolves in water to give. The intermediate products of dehydration and decomposition at different temperatures have been characterized by chemical analysis, xray diffraction, microscopy, infrared and diffuse reflectance spectroscopy. Chloride compounds can conduct electricity when fused or dissolved in water. Cobaltii chloride undergoes many double decomposition.
The kinetics and mechanism of the isothermal decomposition of magnesium chloride dihydrate in nitrogen have been studied between 623803 k. Thermal decomposition of aluminum chloride hexahydrate. What is the final product obtained when iron chloride hexahydrate is thermally decomposed at a temperature more than 600c. The decomposition pathway of the precursor is greatly dependent on the type i. Pdf the thermal decomposition of cobalt, nickel, manganese, zinc, and copper. Patient information sheet cobaltiichloride hexahydrate c017a, c017b your patch testing results indicate that you have a contact allergy to cobaltiichloride hexahydrate. It is used as an indicator for water in desiccants. High quality cobalt ii chloride hexahydrate supplier in china. The first decomposer is operated at 200 deg400 deg c, part of the product gases from the second decomposer being recycled as fluidizing gas. The dehydration and decomposition characteristics of an undried and a partly dried sample of nicl2xh2o have been investigated by isothermal and nonisothermal tg and dta methods in static air as well as flowing nitrogen environment. Convert moles cobaltii chloride hexahydrate to grams. Extraction of nickel and cobalt from reduced limonitic laterite using a.
Cobalt ii chloride hexahydrate dehydration by thionyl. Short answer precipitation titration of cobalt chl. Perform a coarse titration lab results record the results of your coarse titration in the table below. The second decomposer is operated at 900 deg1,000 deg c. When heated to decomposition it emits toxic fumes of cl. Cobalt chloride chemische eigenschaften,einsatz,produktion methoden.
This property makes cobalt chloride a very popular moisture indicator in desiccants. Wulfsberg, inorganic chemistry, university science books, 2000. The thermal decomposition of magnesium chloride dihydrate. Examples of common ligands are chloride ion, cyanide ion, ammonia.
Preparation of chloro penta amine cobaltiii chloride and study of. Synthesis of cobaltbased nanomaterials from organic precursors. Es ist ein im wasserfreien zustand blaues, als hexahydrat rosafarbenes salz. What is the formula of cobalt ii chloride hexahydrate. It acts as an inducer of hif1 production used to study apoptotic effects in hepg2 cells. This monograph for cobalt chloride hexahydrate provides, in addition to common physical constants, a general description including typical appearance, applications, change in state approximate, and aqueous solubility. Thermal decomposition of aluminum chloride hexahydrate alcl36h2o in temperatureconstant experiments. Effect of cobaltii chloride hexahydrate on some human.
The decomposition rate of aluminum chloride hexahydrate alcl36h2o. Learn to identify precipitation reactions and be able to utilize the solubility rules to. Short answer precipitation titration of cobalt chloride part 1. The precipitate is silver chloride agcl, which is insoluble. Its crystals belong to the monoclinic lattice system. Cobalt chloride creationwiki, the encyclopedia of creation. When hydrated, the salt takes on a deep magenta color. It loses water on heating and changes to a blue colored compound.
Cobaltii chloride hexahydrate acs reagent, 98% synonym. It also displays moderate solubility in ethanol, but insoluble in nonpolar solvents. The monograph also details the following specifications and corresponding tests for verifying that a substance meets acs reagent grade specifications including. Structure, properties, spectra, suppliers and links for. Cobalt ii chloride hexahydrate takes the form of purple crystals. Uses advised against food, drug, pesticide or biocidal product use. The decomposition rate of aluminum chloride hexahydrate alcl 3 6h 2 o was measured as weight loss at ambient pressure and elevated temperatures up to 270 c. Cobalt ii chloride hexahydrate acs reagent, 98% synonym. Cobalt ii chloride hexahydrate 77911 95 cobalt ii chloride 7646799 4. Firstaid measures general advice show this safety data sheet to the doctor in attendance. Glemser in handbook of preparative inorganic chemistry ed.
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