Pure antimony (Sb) can be prepared by heating the antimony ore (Sb2S3) in the presence of iron as follows: Sb2S3 + 3Fe ==> 2Sb + 3FeS If 438.6 g of antimony sulfide is reacted with iron and 37.6 g of pure antimony is produced, what is the % yield for this reaction? Expert Solution Want to see the full answer? Check out a sample Q&A here
1. Heating an ore of antimony (Sb2S3) in the presence of iron gives the element antimony and iron(II) sulfide. SHOW ALL WORK Sb2S3(s) +3 Fe(s) →2 Sb(s) +3 Fe(s) a. Balance …
Antimony has been applied in the industry (plastics, etc.) and new/emerging technologies (cell panels, infrared, etc.) where antimony trioxide (Sb2O3) is its most produced and used compound.
By electron beam heating, ... since the a-Sb2S3 density is 3.42 g/cm3 while the CuSbS2 has an average density of 4.78 g/cm3 [24,25]. The abrupt thickness decrement at 350 and 400 °C is also enhanced by the material evaporation due to the vacuum conditions employed, which contributes to the formation of the copper-rich ternary phase …
Most common oxidation states: +3, +5. M.P. 630º. B.P. 1380º. Density 6.69 g/cm 3. Characteristics: Antimony is brittle and silvery. Not very active, but reacts with …
Their structural properties reveal that the Mn-doped Sb2S3 TF has an orthorhombic phase structure of Sb2S3, and that the grain size of the Mn-doped Sb2S3 TF (72.9 nm) becomes larger than that of ...
Stibnite, Sb 2 S 3, is a dark gray mineral from which antimony metal is obtained. What is the mass percent of antimony in the sulfide? If you have 1.00 kg of an ore that contains 10.6% antimony, what mass of Sb 2 S 3 (in grams) is in the ore? Step-by-step solution Chapter 2, Problem 124GQ is solved. View this answer View a sample solution
Earth-abundant antimony trisulfide (Sb 2 S 3 ), or simply antimonite, is a promising material for capturing natural energies like solar power and heat flux. The layered structure, held up by...
Antimony sulfide (Sb 2 S 3) has drawn widespread attention as an ideal candidate anode material for sodium-ion batteries (SIBs) due to its high specific capacity of 946 mA h g −1 in conversion …
The authors proposed that upon heating, TA decomposes into acetonitrile (CH 3 CN) and hydrogen sulfide (H 2 S), which can effectively sulfurize antimony oxide and thus passivate the Sb 2 S 3 surface. TA treatment not only reduced the amount of Sb 2 O 3 but also the trap density, as confirmed by deep-level transient spectroscopy (DLTS). …
Stibnite is a sulfide minerals with chemical composition is antimony sulfide (Sb2S3). The principal ore of antimony. Lead-gray to silvery gray in color, it often develops a black, iridescent tarnish on exposure to light. It normally occurs as elongated, prismatic crystals that may be bent or twisted. These crystals are often marked by ...
It is used as catalyst, additive, anti- blushing agent, heat stabilizer and used in the production of ruby-colored glass and in plastics as a flame retardant. Preparation. The pure sulphide is obtained from its ore. Stibnite is separated from other ores by grinding and flotation. ... sulfide powder Antimony(III) sulfide (Sb2S3) antimony (Ⅲ ...
Sb 2 S 3 is a promising candidate for the front subcell because of the matching bandgap, high absorption coefficient, single stable phase, and benign synthesis conditions. To realize high-efficiency tandem solar cells, the top subcell should achieve at least 18% PCE independently.
- Filter the solution, obtaining a clear filtrate and a little bit of white remainder. - Dissolve 7g Na2S in 30ml water (patent calls for ammonium sulphide but I did not have). - Drip the Na2S solution into the SbCl3 solution with fast stirring. - …
Check out the 20 interesting facts below! Antimony has been an important mineral throughout much of human history. Archaeological and historical studies indicate that antimony and its …
The ignition point of stibnite is approximately 200°C. as evidenced by the odor of SO2 evolved and its action on litmus paper. There is a sharp visible formation of Sb2O3 at 336°C. At this point white fumes …
heating an ore of antimony and iron II sulfide. Sb2S3+3Fe-->2Sb+3FeS when 15g Sb2S3 reacts with an excess of Fe, 9.84g Sb is produced. what is the pecent yeild of this reaction? asked by lilly February 21, 2008 1 answer Convert 15 g Sb2S3 to mols using mols = g/molar mass.
Pure antimony (Sb) can be prepared by heating the antimony ore (Sb2S3) in the presence of iron as follows: Sb2S3 + 3Fe ==> 2Sb + 3FeS If 406.2 g of antimony sulfide is reacted with iron and 76.1 g of pure antimony is produced, what …
Selenium and antimony content of selected antimony ore sam ... Antimony deposits: Stibnite(Sb2S3)-----^----- 3-0009 1 Modified from Michael Fleischer (written communication, 1956). ... it by simply heating a ground sample and watching for formation of a selenium mirror, or testing for odor (heated tube test). ...
Pure antimony (Sb) can be prepared by heating the antimony ore (Sb2S3) in the presence of iron as follows: Sb2S3 + 3Fe ==> 2Sb + 3FeS If 406.2 g of antimony sulfide …
ANTIMONY SULFIDE presents a serious fire risk if exposed to oxidizing agents. Crystals burn with a blue flame when heated in air [Mellor 9:522 1946-47]. Emits toxic antimony and sulfur oxide fumes if heated to high temperatures. Reacts with concentrated solutions of chloric acid with incandescence [Mellor Supp. II Part I:584 1956].
Antimony is a solid element that is used in industry. The method used for the extraction of antimony depends on the grade of the ore. Antimony can be extracted by reacting scrap iron with low-grade ores that contain antimony sulfide (Sb2S3). (i) Write an equation for the reaction of iron with antimony sulfide to form antimony and iron (II) sulfide.
The "black" form of Sb2S3 can be produced by heating antimony and sulphur together. The orange form converts to the black form on heating. Add a hot solution of sodium thiosulfate -photographer's hypo -to a hot solution of SbCl3 containing enough HCl to avoid hydrolysis. Do so with good ventilation, as H2S is formed.
1) Heating an ore of antimony, Sb 2 S 3, in the presence of iron gives the element antimony and iron(II) sulfide. When 15.0 g Sb 2 S 3 reacts with an excess of Fe, 9.84 g …
Earth-abundant antimony trisulfide (Sb2S3), or simply antimonite, is a promising material for capturing natural energies like solar power and heat flux. The layered structure, held up by weak van ...
Heating an ore of antimony (Sb_2S_3) in the presence of iron gives the element antimony and iron (II) sulfide. Sb_2S_3 (s) + 3 Fe (s) rightleftharpoons 2 Sb (s) + 3 FeS (s). When 15.0 g...
Composition: Antimony trisulfide, Sb2S3. Sb = 71.4 percent, S = 28.6 percent. May carry small amounts of gold, silver, iron, lead, copper Diagnostic Features: Characterized by its easy fusibility, bladed habit, perfect cleavage in one direction, lead-gray color, and soft black streak. Chemical Properties Physical Properties of Stibnite
Published experimental data on the solubility of Sb2S3 and As2S3 in sulfide solutions are used to determine the stoichiometry and stability constants of antimony and arsenic sulfide complexes at ...
Sb2S3 (s) + 3 Fe (s) 2 Sb (s) + 3 FeS (s) When 14.7 g Sb2S3 reacts with an excess of Fe, 9.84 g Sb is produced. What is the percent yield of this reaction? % asked by Anonymous February 10, 2012 1 answer Follow the steps in this example stoichiometry problem. This will give you the theoretical yield.
20.66 % of the ore is antimony Explanation: Step 1: Data given Mass of stibnite (Sb2S3) = 5.13 grams The Sb3+ (aq) is completely oxidized by 27.7 mL of a 0.105 M aqueous solution of KBrO3 (aq). Step 2: The balanced equation BrO3- (aq)+ 3Sb^3+ (aq) + 6 H+ → Br- (aq) + 3Sb^5+ (aq) + 3H2O (l) Step 3: Calculate moles KBrO3
Heating an ore of antimony (Sb2S3) in the presence of iron gives the element antimony and iron(II) sulfide. Sb2S3(s) + 3Fe(s) ---> 2Sb(s) + 3FeS(s) When 15.0 g Sb2Sb3 reacts with an excess of Fe, 9.84 g Sb is produced. What is the percent yield of this reaction? ℹ️ sammy Jan 25, 2012 1 answer