4 P(s) + 5 O2 (g) 2 P2O5(g), Limiting reactant: 115 g of P inhalation causes sore throat and Burning sensation". . Zn(s) + 2 HCl(aq) ZnCl2(aq) + H2(g), Determine the excess reactant and calculate the mass of the remaining excess reactant after 35.0 grams of Fe2O3 and 30.0 grams of Al react. : 10026-04-7 Formula : Cl4Si Other means of identification : Tetrachlorosilane / Silicon Chloride / Silicon Tetrachloride 1.2. Sicl4 is tetrahedral in shape what is the lewis structure of . It can be produced by using several methods and compounds including chlorine, metal . Properties of Silicon tetrachloride. Users of Tychem In rare occurrences, the silicon dioxide in silica is converted to silicon tetrachloride when the contaminated brine is electrolyzed.[4]. Solved QUESTION 8 What intermolecular forces are present - Chegg Fe2O3(s) + 2 Al(s) Al2O3(s) + 2 Fe(s), Excess reactant: Al Our experts can help you find the most suitable solution for your needs. Ingestion causes severe internal injury with pain in the throat and stomach, intense thirst, difficulty in swallowing, nausea, vomiting, and diarrhea; in severe cases, collapse and unconsciousness may result. <> Calculation of valence electrons in SiCl4. Include all the lone pairs. Copy Sheet of paper on top of another sheet. The startup NEO Battery Materials . shall not be liable for any damage that may result from In this video we'll balance the equation SiCl4 + H2O = SiO2 + HCl and provide the correct coefficients for each compound. Soc., 1948, 70, 4258-9. All rights reserved. Select 'Show All Results' link to see additional CH3SH(g) + 3 O2(g) 2 H2O(g) + CO2(g) + SO2(g), Limiting reactant: 38.6 g of O2 Lewis structure is drawn maintaining the following steps-. High Purity SiCl4 Market Size 2023 | Modern Growths, Innovative To find S, the number of shared electrons, recall that S = N-A What is S for silicon tetrachloride, SiCl4? Chlorine is a group 17 element on the periodic table. SiCl4 Molecular Geometry - Science Education and Tutorials - Science But only three factors that have a great impact on a shape of the molecule are listed below-, The increasing order in magnitude of the above repulsive factor is-, Bond pair- bond pair repulsion < Bond pair lone pair repulsion < Lone pair lone pair repulsion. The only attractions between the molecules are van der Waals . Chemical warfare agents (Lewisite, Sarin, Soman, Sulfur Mustard, Tabun Rep. 14, No. KEEP PEOPLE AWAY. what is s for silicon tetrachloride, sicl4 - senorzorro.com It is reduce to Trichlorosilane by hydrogen gas in a hydrogenation reactor. warfare agents is defined as the time when the cumulative mass which If Manage Settings High purity silicon derived from silicon tetrachloride may find major . It is decomposed by water to hydrochloric acid with evolution of heat. Silicon tetrachloride is a colorless liquid at room temperature which fumes in moist air. N. Lewis in the year of 1916 and published in his journal named as The Atom and the Molecule. Get medical attention at once following any exposure to this compound. Substance name : Silicon tetrachloride CAS-No. SiCl4 (Silicon tetrachloride) Molecular Geometry, Bond Angles Why does sicl4 react violently with water? Screen capture done with Camtasia Studio 4.0. Si(s) + 2Cl2(g) SiCl4(l) In one reaction, 0.507 mole of SiCl4 is They have seven valance electrons and after bond formation with silicon atom, they have gained one electron from silicon as one valance electron from silicon is shared with each of the chlorine atom. Silicon tetrachloride | SiCl4 - PubChem AC - William E. Acree, Jr., James S. Chickos, log10(P) = A (B / (T + C)) Reaction Information disclaimer. These cookies are necessary for the website to operate. Thus it shows the actual bond angle of tetrahedral structure, that is 109.50. He is a founder of Knords Learning and is passionate about helping students through his easily digestible explanations. Decomposed by water or moist air with much heat generated and forms silicic acid and hydrochloric acid [Merck 11th ed. Determine the limiting reactant and calculate the number of grams of hydrogen, H2, that can be formed when 45.3 g of aluminum, Al, reacts with 55.2 g of hydrochloric acid, HCl. Why ccl4 is insoluble in water? Explained by Sharing Culture ), Periodic table labeled (14 different labeled images), Periodic table with electronegativity values, Protons neutrons and electrons of all elements. following TRC products: PCR Inc., 1990 personal protective equipment needed. The direction of four Si-Cl bonds are almost in anti position with each other. 94.7 g of oxygen, O2, would have formed 78.1 g of carbon dioxide, CO2, Chemistry- Limiting Reagent and Reactant and, Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown. Chapter 4 Review And Assessment Answers Science What is chemical bond, ionic bond, covalent bond? Also, all the 32 valence electrons of SiCl4 molecule (as calculated in step #1) are used in the above structure. including trade names and synonyms. Balance SiCl4 + H2O = SiO2 + HCl (Silicon Tetrachloride and Water) A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. Uses. It is subject to revision as additional The bond may result from the electrostatic force of attraction between oppositely charged ions as . Related lewis structures for your practice:Lewis structure of BrO3-Lewis structure of CBr4Lewis structure of OCN-Lewis structure of ICl4-Lewis structure of SiF4. At the top of Group 4, the most stable oxidation state is +4. These Hybridization is defined as the mixing of two or more than two orbitals. Publication of Merck KGaA, Darmstadt, Germany. Now, you have come to the final step and here you have to check the formal charge on silicon atom (Si) as well as each chlorine atom (Cl). Grams of sulfur dioxide formed: 25.8 g of SO2, What is the percent yield of KOH when 22.4 grams of KO2 reacts with an excess of water to produce 13.9 grams of KOH? Molar mass of SiCl4 = 169.8975 g/mol. They can serve as chlorination agents. Pet. These pairs of electrons present between the Silicon (Si) and Chlorine (Cl) atoms form a chemical bond, which bonds the silicon and chlorine atoms with each other in a SiCl4 molecule. 45, Tech. So it fulfills the octet rule and the silicon atom is stable. It's the SiCl4 molecule's asymmetrical geometry. Eng. We use cookies so that we can offer you the best possible website experience. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. ; Guesev, A.V. Each electron pair (:) in the lewis dot structure of SiCl4 represents the single bond ( | ). Formal charge of Silicon (Si) = 4 0 (8/2) = 0, Formal charge on each of the chlorine atom (Cl) = 7 6 (2/2) = 0, Nonbonded electrons on silicon = 4 4 = 0. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The chemical (also called IUPAC) name of SiF4 is silicon tetrafluoride or tetrafluoro silane, which is a colorless toxic and corrosive compound. Assume the following reaction was completed in the laboratory: Determine the excess reactant and calculate the mass of the remaining excess reactant after 20.0 grams of Al and 10.0 grams of O2 react. Jain, D.V.S. reduce burn injury during escape from a flash fire. So there are no remaining electron pairs. Silicon tetrachloride (SiCl4) may be used as an intermediate in the manufacture of high purity silicon. What is the percent yield based on the given information? Silicon tetrachloride SiCl4 - Detectors & Protection Equipment - Drger . Source: www.flexiprep.com. SiCl4 + Mg = Si + MgCl2 might be a redox reaction. An explanation of the molecular geometry for the SiCl4 (Silicon tetrachloride) including a description of the SiCl4 bond angles. 52.2 g of propane, C3H8, reacted with 94.7 g of oxygen, O2, resulting in the formation of 33.0 g of carbon dioxide, CO2. Formal charge is calculated from the formula described below-. Silicon chloride Evacuate. SRD 103a Thermo Data Engine (TDE) for pure compounds. It is used to produce high purity silicon and silica for commercial applications. S for silicon tetrachloride is 4.. What shape is a silicon tetrachloride SiCl4 molecule? All rights reserved. 132 g of chlorine, Cl2, would have formed 158 g of silicon tetrachloride, SiCl4 Thus cancer cells lack ________. Am. Structural information of the films was obtained from Fourier transform infrared (FTIR) spectra. Soc., 1927, 1927, 2977-81. <>/ExtGState<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Silicon tetrachloride (SiCl4) lewis dot structure - Topblogtenz Silicon tetrachloride (SiCl4), produced when both silicon and chlorine are combined at high temperatures, is used by the military to produce smoke screens. Does ccl4 dissolve in water? Explained by Sharing Culture P = vapor pressure (bar) Why is boiling point of carbon tetrachloride greater than silicon Silicon Tetrachloride Market Size to Worth Around US$ 3.32 Cancer cells can be characterized as generic cells that perform no specialized body function. Data from NIST Standard Reference Database 69: The National Institute of Standards and Technology (NIST) SiCl4 is used as an intermediate in the manufacture of polysilicon, a hyper pure form of silicon since it has a boiling point convenient for purification by repeated fractional distillation. This grade should be free of hydrogen containing impurities like trichlorosilane. 35 g of nitrogen, N2, would have formed 130 g of magnesium nitride, Mg3N2 Normalized breakthrough times (the time at which the [all data], Jain and Yadav, 1973 Collect. Octet rule is defined as the rule of having eight electrons in the valance shell of the respective valance shell to achieve the electron configuration like their nearest noble gas in periodic table. This structural representation is very much significant because formal charge calculation, nonbonding electrons can be determined from it. With alcohols and ethanol it reacts to give tetramethyl orthosilicate and tetraethyl orthosilicate: At higher temperatures homologues of silicon tetrachloride can be prepared by the reaction: In fact, the chlorination of silicon is accompanied by the formation of hexachlorodisilane Si2Cl6. Other names: Silane, tetrachloro-; Silicon chloride (SiCl4); Tetrachlorosilane; Tetrachlorosilicon; SiCl4; Silicon chloride; Silicon(IV) chloride; Chlorid kremicity; Extrema; Silicio(tetracloruro di); Siliciumtetrachlorid; Siliciumtetrachloride; Silicium(tetrachlorure de); Tetrachlorure de silicium; UN 1818; SIC-L(TM) Permanent link for this . An explanation of the molecular geometry for the SiCl4 (Silicon tetrachloride) including a description of the SiCl4 bond angles. Soc., 1936, 58, 2, 374-375, https://doi.org/10.1021/ja01293a503 In most of the times hybridization can be predicted from lewis structure. It was first prepared by Jns Jakob Berzelius in 1823. The following are the numerical values from the stoichiometry calculations: What is S for silicon tetrachloride? - Answers Grams of diphosphorus pentoxide formed: 264 g of P2O5. PubChem is a registered trademark of the National Library of Medicine is a registered trademark of the National Library of Medicine SiCl4 Lewis Structure: Drawings, Hybridization, Shape, Charges, Pair SiCl4 Polar or Nonpolar| Easy Explanation - What's Insight Merck KGaA, Darmstadt, Germany operate under the umbrella brand EMD. listed below. Si(s) + 2 Cl2(g) SiCl4(g) Data compiled as indicated in comments: ferrosilicon . SiCl4 is nonpolar in nature, although, its bonds are polar. Silicon tetrachloride ( SiCl4) is indeed an inorganic compound with the chemical formula SiCl4 that appears as a colorless liquid with a foul smell. It is reduced to trichlorosilane (HSiCl3) by hydrogen gas in a hydrogenation reactor, and either directly used in the Siemens process or further reduced to silane (SiH4) and injected into a fluidized bed reactor. Silicon tetrachloride (SiCl 4) There isn't enough electronegativity difference between the silicon and the chlorine for the two to form ionic bonds. Balk, P.; Dong, D., [3], In the laboratory, .mw-parser-output .template-chem2-su{display:inline-block;font-size:80%;line-height:1;vertical-align:-0.35em}.mw-parser-output .template-chem2-su>span{display:block;text-align:left}.mw-parser-output sub.template-chem2-sub{font-size:80%;vertical-align:-0.35em}.mw-parser-output sup.template-chem2-sup{font-size:80%;vertical-align:0.65em}SiCl4 can be prepared by treating silicon with chlorine at 600C (1,112F):[1]. An example of data being processed may be a unique identifier stored in a cookie. So now, you have to complete the octet on these chlorine atoms (because chlorine requires 8 electrons to have a complete outer shell). Merck & Co. is not affiliated with or related to Merck KGaA, Darmstadt, Germany, which owns the MERCK trademark in all other countries of the world. It is a colourless volatile liquid that fumes in air. Silicon is a group 14 element on the periodic table. What are the Physical devices used to construct memories? Determine the limiting reactant and calculate the number of grams of diphosphorus pentoxide, P2O5, that can be formed when 115 g of phosphorus, P, reacts with 215 g of oxygen, O2. Data compilation copyright Chem. Our website cannot function without these cookies and they can only be disabled by changing your browser preferences. Im super excited to teach you the lewis structure of SiCl4 in just 6 simple steps.Infact, Ive also given the step-by-step images for drawing the lewis dot structure of SiCl4 molecule.So, if you are ready to go with these 6 simple steps, then lets dive right into it! How to find and predicts SiCl4 molecular geometry Calculating lone pairs of electrons in SiCl4 molecular geometry: Determine the amount of lone pairs on the core silicon atom of the SiCl4 Lewis structure. Sorry, no results found. ASTM F739. Silicon has total 4 electrons in its valance shell (3s2 3p2). and Informatics, Vibrational and/or electronic energy levels, Computational Chemistry Comparison and Benchmark Database, NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data). Copy Sheet of paper on top of another sheet. - permeated through the fabric exceeds the limit in MIL-STD-282 [either did desi arnaz jr have a stroke; moose tracks vs cow tracks ice cream This information is based upon technical data that DuPont believes to SiCl4 Silicon Tetrachloride - EMD Group Gleichgewicht flssigkeit-dampf im system tetrachlorsilan-trimethylchlorsilan, <> Merck KGaA, Darmstadt, Germany, which operates this website, uses the firm name "Merck KGaA, Darmstadt, Germany," in the United States and Canada, and also uses"MilliporeSigma" in life science,"EMD Serono" in healthcare and "EMD Electronics" in the electronics business. Silicon tetrachloride - Hazardous Agents | Haz-Map [all data], Sauer and Hadsell, 1948 PDF SILICON TETRACHLORIDE STC - National Oceanic and Atmospheric Administration are damaged, end user should . This is the oxidation state of carbon and silicon in CCl 4 and SiCl 4. Silicon tetrachloride vapors react with moisture in air to produce dense white clouds of silica and hydrogen chloride. Due to absence of this repulsion, the molecule shows its actual geometrical structure which can be predicted by using only the factor hybridization. Will not burn under typical fire conditions. Silicon tetrachloride is a colorless, fuming liquid with a pungent odor. safety data sheet. Here, the given molecule is SiCl4 (silicon tetrachloride). Try a different search. SiCl4 Lewis structure & Molecular Geometry - How I Got The Job Vapor phase epitaxy of reducing silicon tetrachloride with hydrogen at approximately 1250C was done: The produced polysilicon is used as wafers in large amounts by the photovoltaic industry for conventional solar cells made of crystalline silicon and also by the semiconductor industry. Parker, T.W. What is a for silicon tetrachloride sicl4? - cun.pakasak.com permeation rate exceeds 0.1 g/cm2/min) are reported in minutes. Silicon tetrachloride - Wikipedia Si uses its four electron and chlorine uses its only one electron in bond formation. (with aluminized outer suit) garments are designed and tested to help Silicon Tetrachloride - an overview | ScienceDirect Topics Chlorosilanes react vigorously with both organic and inorganic acids and with bases to generate toxic or flammable gases. Sulfur forms three chlorides, but S 2 Cl 2 is most common. The Vapor Pressure of Silicon Tetrachloride, Which of the following species is tetrahedral: SiCl4, SeF4 - Socratic In this video we'll balance the equation SiCl4 + H2O = SiO2 + HCl and provide the correct coefficients for each compound. Accommodation for applicants with disabilities is available as part of the application and recruitment process. Ind. It is used in smoke screens, to make various silicon containing chemicals, and in chemical analysis. Vapor Pressures of Silicon Compounds, 63 g c. 72 g d. 27 g. Preparation. The Next Big Silicon Battery Breakthrough Is So Mysterious Reacts violently or explosively with water. The cookies are set in particular in response to your actions and depend on your specific service requests (e.g., setting the language). Repulsive factor can be different types. % What are the 4 major sources of law in Zimbabwe. Firstly, the number of valance electrons are determined. Grams formed: 30.4 g of NH3, Determine the limiting reactant and calculate the number of grams of diphosphorus pentoxide, P2O5, that can be formed when 115 g of phosphorus, P, reacts with 215 g of oxygen, O2. It was first prepared by Jns Jakob Berzelius in 1823. Determine the excess reactant and calculate the mass of the remaining excess reactant after 7.50 grams of Fe and 5.00 grams of O2 react. Description. All rights reserved. The other company, Merck & Co., Inc. holds the rights in the trademark MERCK in the United States and Canada. 36 g b. 52.2 g of propane, C3H8, would have formed 156 g of carbon dioxide, CO2 Experimentally we would expect the bond angle to be approximately 109.5.To determine the molecular geometry, or shape for a compound like SiCl4, we complete the following steps:1) Draw the Lewis Structure for the compound.2) Predict how the atoms and lone pairs will spread out when the repel each other.3) Use a chart based on steric number (like the one in the video) or use the AXN notation to find the molecular shape. Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. Jain, D.V.S. and VX Nerve Agent) have been tested at 22C and 50% relative humidity It is corrosive to metals and tissue in the presence of moisture. These compounds have no tendency to break down into dichlorides. It's soluble in water. binary mixtures and chemical reactions, SRSD 2 Web Thermo Tables (WTT), "lite" edition, SRSD 3 Web Thermo Tables (WTT), professional edition, SRD 156 Clathrate Hydrate Physical Property Database. Determine the limiting reactant and calculate the number of grams of sulfur dioxide, SO2, that can be formed when 27.3 g of methane thiol, CH3SH, reacts with 38.6 g of oxygen, O2. The percentage yield of silicon is 90%. weak ionic bonds present in this compound . Phosphorus-doped aluminium oxide thin films were deposited in a flow-type ALE reactor from AlCl3, H2O and from either P2O5 or trimethyl-phosphate. The latter provided a rapid cooling of silica particles under nonequilibrium conditions with . Chim. Contact of liquid with eyes causes severe irritation and painful burns; may cause permanent visual impairment. Readily undergoes violent chemical changes at elevated temperatures and pressures. Chem. SiCl4 known as silicon tetrachloride, is a colorless volatile inorganic liquid with a tetrahedral structure and bond angle 109.50. Silicon tetrachloride or tetrachlorosilane is the inorganic compound with the formula SiCl4. [all data], Jain and Yadav, 1973, 2 Shape of any molecule can be decided by two factor-, Basically, hybridization decides the geometry of the molecule and repulsive factor decides the shape of the molecule. The molecular geometry of SiCl4 is tetrahedral and electron geometry is also tetrahedral. Hence, there will not be any change in the above structure and the above lewis structure of SiCl4 is the final stable structure only. Quantitative Analysis of Silicon Tetrachloride, Carbon Disulfide, and High-temperature synthesis of silica particles by the chloride method In SiCl4, one silicon atom is attached with four chlorine atoms. [all data], Rugina, Gaspar, et al., 1987 2021 by the U.S. Secretary of Commerce Please note that depending on what you select, the full functionality of the website may no longer be available. the The handling of this chemical may incur notable safety precautions. Thus, the dipole moment of each of the four Si-Cl bond is getting cancelled by the other and the resultant dipole moment will be showing zero. SiO 2 + 4 HCl SiCl 4 + 2 H 2 O. These cookies may be set to learn more about your interests and show you relevant ads on other websites. It's part of the chlorosilane family. All chemicals have been tested at a concentration of Then London forces are supposed to be greater in $\ce{SiCl4}$ due to its larger size and its boiling point should be higher than comparatively smaller $\ce{CCl4},$ but $\ce{CCl4}$ has higher boiling point.. The following are the numerical values from the stoichiometry calculations: or if attached gloves, visors, etc. Question. The results in Figure 6 show that the linearity between the mole fraction of silicon tetrachloride and the Raman peak height ratio at 422cm[sup.-1] is good, and the equation is y =0.0494+4.7535x with R [sup. Source: www.youtube.com. silicon tetrachloride is used1-To obtained pure silicon which is used as semiconductor2-In the formation of photo voltaic cell.Answered by;Asim MukhtarU.E.T. Silicon tetrachloride is corrosive to tissue and metal. Repeated skin contact with dilute solutions or exposure to concentrated vapors may cause dermatitis. In order to draw the lewis structure of SiCl4, first of all you have to find the total number of valence electrons present in the SiCl4 molecule. Molecular weight of SiCl4 - Convert Units Sicl4 lewis structure has a silicon atom (si) at the center which is surrounded by four chlorine atoms (cl). Answer (1 of 4): In terms of individual bonds, SiCl4 has polar covalent bonds as the difference in electronegativity between Si and Cl is 1.2, making the bonds polar covalent. These cookies enable the provision of advanced functionalities and are used for personalization. This information is not intended as a license to operate under or a SiCl4 is non-polar because the four chemical bonds between silicon and chlorine are equally distributed. The Vapor Pressures of Silicon Tetrachloride and Germanium Tetrachloride below Their Melting Points, In SiCl. endobj ; Yadav, O.P., Advertisement. greater than 95% unless otherwise stated. Chlorides of Group 4 Elements - Chemistry LibreTexts Material Safety Data Sheet. [all data], Kearby, 1936 assume no liability in connection with any use of this information. - - | Reverso Context , Am. Is SiCl4 Polar or Non-Polar? - Reference.com . After forming bond with four chlorine atoms, silicon gains four more electrons in its valance shell. protective outer footwear and are not suitable as outer footwear. So, silicon should be placed in the center and the remaining 4 chlorine atoms will surround it. Posts. (c) (i) Silicon tetrachloride can be prepared according to reaction 1. reaction 1 Si(s) + 2Cl 2 (g) SiCl -1 4 (l) S o = -225.7 J K mol -1 standard entropy of silicon, So Si(s) 18.7 J K -1 mol standard entropy of silicon tetrachloride, So SiCl 4 (l) 239.0 J K -1 mol -1 Calculate the standard entropy of chlorine, S o Cl 2 (g). [all data], Devyatykh, Guesev, et al., 1985 absorbents J. 4 KO2(s) + 2 H2O(l) 4 KOH(s) + 3 O2(g), What is the percent yield of ZnCl2 when 19.2 grams of Zn reacts with an excess of HCl to produce 28.2 grams of ZnCl2? conditions, at their own discretion and risk. To balance SiCl4 + H2O = SiO2 + HC. 3 Mg(s) + N2(g) Mg3N2(s) Silicon tetrachloride is a product of technical purity (99.6%) with the amount of free chlorine not exceeding 0.2%. Silicon Tetrachloride. 8I52. The molecular geometry of SiCl4 is tetrahedral and electron geometry is also tetrahedral. Database and to verify that the data contained therein have J. Chem. Since conditions of use are outside our control, DuPont makes no Optical fibres are made using processes like MCVD and OFD where silicon tetrachloride is oxidized to pure silica in the presence of oxygen. be reliable on the date issued. Get information about Silicon tetrachloride SiCl4 and fitting detectors and PPE. Ok is it makeing reference to the Chlorine in reactants or products It's making reference to moles Cl2 in the reactants. It is used in smoke screens, to make various silicon containing chemicals, and in chemical analysis. SiCl4 is a molecule with zero dipole moment. Continue with Recommended Cookies. Why does SiO2 have a higher melting point than SiCl4? - Quora Capkov, A.; Fried, V., These four bonds are directed towards the corner of a regular tetrahedron. To balance SiCl4 + H2O = SiO2 + HCl you'll need to be sure to count all of atoms on each side of the chemical equation. This rule explains the stability of any molecule. As Silicon tetrachloride is a covalent compound, so, valance electrons are basically shared between the molecules. How many moles of molecular chlorine were used in the reaction? We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Silicon tetrachloride (SiCl4) may be used as an intermediate in the manufacture of high purity silicon.
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