Other pesticides similar to calcium phosphide are zinc phosphide and aluminium phosphide. Calcium phosphide Synonym: Calcium Photophor, Tricalcium diphosphide CAS Number 1305-99-3. NR = Not recommended due to insufficient data. It does not melt, instead decomposing when heated to 109°C (228°F).Monobasic calcium phosphate, Ca(H2PO4)2, is also known as calcium hypophosphite… Freeman, and W.D. Calcium phosphide and water react to form calcium hydroxide and phosphine gas. Linear Formula Ca 3 P 2. Phosphine (PH3) can be prepared by the hydrolysis of calcium phosphide, Ca3P2: Ca3P2+ 6 H20 --> 3 Ca(OH)2 + 2 PH3 Based on this equation. A high temperature phase has been characterized by Rietveld refinement. At the end of the workshift, wash any areas of the body that may have Haney, Argonne National Laboratory, Argonne, Illinois, June 2009. Articles of Calcium phosphide are included as well. Molecular Weight 182.18 . (USCG, 1999). NO contact with water, oxidizing agents or acids. On contact with acids or water, calcium phosphide releases phosphine, which is toxic and can cause explosions in air. In case of eye contact Flush eyes with water as a … AVOID CONTACT WITH LIQUID AND VAPOR. It reacts with water to form calcium hydroxide and phosphine, a flammable poisonous gas. CALCIUM PHOSPHIDE CPP CAUTIONARY RESPONSE INFORMATION Common Synonyms Solid Gray Musty odor Reacts violently with water. Writing calcium hydroxide + phosphoric acid yield calcium phosphate + water in chemical equation would be, #Ca(OH)_2 + H_3PO_4 -> Ca_3(PO_4)_2 + H_2O# but it still needs to be balanced. Contributes dense smoke of phosphoric acid. Take victim immediately to hospital. Solid calcium phosphide and carbon monoxide are produced from the reactio phosphate with elemental carbon. Consult a physician. CALCIUM PHOSPHIDE and hydrochloric acid undergo a very energetic reaction [Mellor 8:841 1946-47]. The acid in the digestive system of the rodent reacts with the phosphide to generate the toxic gas phosphine. American Elements produces to many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows … Answer: Ca3(PO4)2 ( calcium phosphate ) is Insoluble in water What is Soluble and Insoluble ? "Development of the Table of Initial Isolation and Protective Distances for the 2008 Emergency Response Guidebook", ANL/DIS-09-2, D.F. Its trade name is Photophor for the incendiary use or Polytanol for the use as rodenticide. PubChem Substance ID 24864973 National Ocean Service, calcium phosphide 1305-99-3 >98 Reaction with water or moist air generates phosphine 7803-51-2 Not spec calcium hydroxide 1305-62-0 Section 4 - FIRST AID MEASURES SWALLOWED IF SWALLOWED, REFER FOR MEDICAL ATTENTION, WHERE POSSIBLE, WITHOUT DELAY. For advice, contact a Poisons Information Centre or a doctor. This method of vermin control has possible use in places where rodents immune to many of the common warfarin-type (anticoagulant) poisons have appeared. INHALATION: remove to fresh air; call a physician and alert to possibility of phosphine poisoning. Calcium phosphide ≥8% active phoshor (P) basis; CAS Number: 1305-99-3; EC Number: 215-142-0; Linear Formula: Ca3P2; find Sigma-Aldrich-04501 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich. Metal phosphides are used as a rodenticide. Ca3P2(s) + 6 H2O(l)→3 Ca(OH)2(aq) + 2 PH3(g) If calcium hydroxide is produced at a … Ca2+ centers are octahedral.. The acid in the digestive system of the rodent reacts with the phosphide to generate the toxic gas phosphine. It may be formed by reaction of the elements. CALCIUM PHOSPHIDE page 3 of 6 * If there is the possibility of skin exposure, emergency shower facilities should be provided. calcium phosphide : Nombre IUPAC : calcium phosphide : Nombre CAS : calcium phosphide : Otra información de estado - Relevant Environmental Water Quality Standards - Herbicide Resistance Classification (HRAC) No aplicable : Herbicide Resistance Classification (WSSA) Chemsrc provides Calcium phosphide(CAS#:1305-99-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Calcium and other alkaline earth phosphides incandesce in oxygen when heated. This section provides a listing of alternate names for this chemical, Calcium Phosphide (CAS NO.1305-99-3) has the appearance of red-brown crystalline powder or grey lumps, with melting point of 1600 °C. Based on a scenario where the chemical is spilled into an excess of water (at least 5 fold excess of water), half of the maximum theoretical yield of Phosphine gas will be created in 15 minutes. If there is an excess of water this fire of phosphine will not normally ignite surrounding combustible material. Properties Chemical. Brown, H.M. Hartmann, W.A. NO water… The relevant Phosphide Calcium phosphide It is a reddish brown crystal or gray granular material with melting point of about 1600℃ and relative density of 2.51. It reacts with water to form calcium hydroxide and phosphine, a flammable poisonous gas. Ca3P2 has the appearance of red-brown crystalline powder or grey lumps. (USCG, 1999), Inhalation or ingestion causes faintness, weakness, nausea, vomiting. Photophor Evacuate. Calcium phosphide is found in pyrotechnic applications such as fireworks, flares, and incindiery bombs. Except where otherwise noted, data are given for materials in their, "CALCIUM PHOSPHIDE | CAMEO Chemicals | NOAA", https://en.wikipedia.org/w/index.php?title=Calcium_phosphide&oldid=963200450, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, red-brown crystalline powder or grey lumps, This page was last edited on 18 June 2020, at 13:09. In case of skin contact Wash off with soap and plenty of water. Soluble in acid, insoluble in ethanol and ethyl ether; It is prepared by heating aluminum or carbon to reduce calcium phosphate. Calcium phosphide (CP) is the inorganic compound with the formula Ca3P2. Calcium phosphide is the inorganic compound with the formula Ca3P2. Calcium phosphide appears as red-brown crystals to gray granular lumps. , Calcium phosphide is a common impurity in calcium carbide, which may cause the resulting phosphine-contaminated acetylene to ignite spontaneously.. National Oceanic and Atmospheric Administration.  Safety considerations. Other pesticides similar to calcium phosphide are zinc phosphide and aluminium phosphide. Upon oral uptake, calcium phosphate competes for and blocks the absorption of radium (Ra-226) and strontium in the gastrointestinal (GI) tract. Calcium carbide reacts vigorously with water to produce calcium hydroxide and acetylene gas.. CaC 2 + 2 H 2 O → C 2 H 2 + Ca(OH) 2. Calcium phosphide. Phosphine will normally ignite spontaneously in contact with air. (USCG, 1999). Calcium phosphide (Ca3P2) - Identification, toxicity, use, water pollution potential, ecological toxicity and regulatory information Note : See Working with the Information on this Page section below for important notes about this data. * On skin contact with Calcium Phosphide, immediately wash or shower to remove the chemical. I don't even know where to begin! Ca3P2 +6H2O ----> 3Ca(OH)2(aq) +2PH3(g) What will the total pressure of the container be when 3.0 grams of Ca3P2 are reacted in a closed 5.5 mL container at 20 degrees Celsius? including trade names and synonyms. KEEP PEOPLE AWAY. Calcium phosphide appears as red-brown crystals to gray granular lumps. Manganese(II) oxide, potassium hydroxide, molecular oxygen, and molecular chlorine water. Metal phosphides are used as a rodenticide. Calcium phosphide is a common impurity in calcium carbide, which may cause the resulting phosphine-contaminated acetylene to ignite spontaneously. 4. Calcium phosphide is also used in fireworks, torpedoes, self-igniting naval pyrotechnic flares, and various water-activated ammunition. Other, more exotic calcium phosphides have the formula CaP, CaP3, Ca2P2, and Ca5P8. While the concentration of the Ca(OH)2 component in the solution is 0.01 mol/1, the concentration of thc Ca(OH)2 species is negligible at this pH because the bulk of the solution calcium is in the form of free Ca2* ions ancl a small amount is in the fortr cll' ion pairs with phosphate. CALCIUM PHOSPHIDE: ICSC: 1126: May 2002: CAS #: 1305-99-3: UN #: 1360 EC Number: 215-142-0 ACUTE HAZARDS PREVENTION FIRE FIGHTING; FIRE & EXPLOSION: Not combustible but forms flammable gas on contact with water or damp air. It is speculated that calcium phosphide—made by boiling bones in urine, within a closed vessel—was an ingredient of some ancient Greek fire formulas. Calcium chloride is a dessicant and deicing agent, while calcium silicate is used as an alternative to asbestos for high-temperature insulation. A mixture of food and calcium phosphide is left where the rodents can eat it. It is one of several phosphides of calcium, being described as the salt-like material composed of Ca2+ and P3−. which of the following statements are correct? Impure calcium carbide, such as technical grade type, also has other calcium compounds, like calcium sulfide, calcium nitride, calcium phosphide, which in contact with water it will also produce phosphine, ammonia or hydrogen sulfide. 6. Can someone help please! Other, more exotic calcium phosphides have the formula CaP, CaP3, Ca2P2, and Ca5P8. Its trade name is Photophor for the incendiary use or Polytanol for the use as rodenticide.. EC Number 215-142-0. It is one of several phosphides of calcium, being described as the salt-like material composed of Ca2+ and P3−. Calcium phosphide (CP, Ca 3 P 2) is a chemical is used in incendiary bombs.It has the appearance of red-brown crystalline powder or grey lumps, with melting point of 1600 °C. Question: Is Ca3(PO4)2 ( calcium phosphate ) Soluble or Insoluble in water ? IIT JEE 1999: One mole of calcium phosphide on reaction with excess water gives (A) one mole of phosphine (B) two moles of phosphoric acid (C) two mol Solubility Solubility is the property of a solid, liquid, or gaseous chemical substance called solute to dissolve in a solid, liquid, or gaseous solvent. Experimental details are in the following: MDL number MFCD00015986. Office of Response and Restoration, During the 1920s and 1930s, Charles Kingsford Smith used separate buoyant canisters of calcium carbide and calcium phosphide as naval flares lasting up to ten minutes. Pesticide properties for Calcium phosphide, including approvals, environmental fate, eco-toxicity and human health issues 5. A mixture of food and calcium phosphide is left where the rodents can eat it. This agent can be used as a countermeasure for exposure to strontium and radium radionuclides. Its trade name is Photophor for the incendiary use or Polythanol for the use as rodenticide. Decomposed by water or moist air evolving toxic phosphine gas which often ignites [Van Schwartz 1918 p.327]. Show evidence to support your answer. External contact with dust causes irritation of eyes and skin. 1360: NAME and description: CALCIUM PHOSPHIDE: Techical name (SP 274, 318, 61, 220) Alternative PSN: Class: 4.3: Classification code: WT2 Calcium Phosphate is the calcium salt of phosphoric acid with widely used applications. Calcium phosphide reacts vigorously with water to generate gaseous PH3. Belongs to the Following Reactive Group(s), Dust respirator; protective gloves and clothing; goggles. See also. amount of water to make I liter of solution. Lower Explosive Limit (LEL): data unavailable, Upper Explosive Limit (UEL): data unavailable, Autoignition Temperature: data unavailable, Vapor Density (Relative to Air): data unavailable, Nitrides, Phosphides, Carbides, and Silicides, National Oceanic and Atmospheric Administration. Balancing this would result to, On contact with acids or water, the material releases phosphine, which is toxic and is readily ignited. Wear goggles and self-contained breathing apparatus. Behavior in Fire: Can cause spontaneous ignition if wet. Avoid inhalation. Calcium phosphide (CP) is the inorganic compound with the formula Ca3P2. If there is an excess of water this fire of phosphine will not normally ignite surrounding combustible material. Poisonous, flammable vapor is produced. , It may be formed by reaction of the elements, but it is more commonly prepared by carbothermal reduction of calcium phosphate:, The structure of the room temperature form of Ca3P2 has not been confirmed by X-ray crystallography. Heating calcium-rich limestones decomposes the carbonate, producing calcium oxide, or Phosphine will normally ignite spontaneously in contact with air. Web site owner: This method of vermin control has possible use in places where rodents immune to many of the common warfarin-type (anticoagulant) poisons have appeared. USA.gov. Aqueous sodium iodide, sulfuric acid, and solid manganese(IV) oxide combine to yield sodium sulfate, manganese(II) sulfate, insoluble molecular iodine crystals, and water. It is one of several phosphides of calcium, being described as the salt-like material composed of Ca2+ and P3−.Other, more exotic calcium phosphides have the formula CaP, CaP3, Ca2P2, Ca5P8. 2H2O. To balance this, you just have to ensure that there is an equal amount of elements in both the reactant and product side.. Calcium Phosphide is a semiconductor used in high power, high frequency applications and in laser diodes. Very confused about this problem. Calcium phosphide is reacted with an excess of water to produce calcium hydroxide and phosphine? Ca3P2 has the appearance of grey lumps, its trade name is Polytanol for the use as rodenticide. Simplified View Change; Carriage restrictions: Carriage in BULK and ADR TANKS and PORTABLE TANKS is not permitted: UN No.
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