Reactants.34(3), b = 1065.8 g/mol Sn(SO4)2. -2 0 +2 +4 +6 In the following reaction, which element is oxidized? 8 Nal + 5 H_2SO_4 rightarrow 4 I_2 + H_2S + 4 Na_2SO_4 + 4 H_2 sodium hydrogen sulfur iodine oxygen.73 (b) 0. 4 KMnO4 + 16 H2SO4 + 10 SnCl2 = 4 MnSO4 + 2 K2SO4 + 5 SnCl4 + 16 H2O + 5 Sn (SO4)2. In aqueous solutions, both tin (II) and tin (IV) exist as complex ions.7 + 64. 2 Al + 3 SnSO4 = Al2(SO4)3 + 3 Sn. About us.6H2O is Iron III Phosphate Hexahydrate c)FeSO4. Utiliza el buscador para buscar fórmulas, nomenclaturas de stock, sistemática, IUPAC y
Which of the following is a binary ionic compound? OA. b. Determine the number of each type of atom in each of the following formulas. The structure is three-dimensional.Å )1(172.tub ,noi cimotaylop i/w tpircsbus on , )S( rufluS .
The anions in these compounds have a fixed negative charge (S 2−, Se 2 − , N 3−, Cl −, and \(\ce{SO4^2-}\)), and the compounds must be neutral.Because the total number of positive charges in each compound must equal the total number of negative charges, the positive ions must be Fe 3 To find the correct oxidation state of S in SO4 2- (the Sulfate ion), and each element in the ion, we use a few rules and some simple math.1% lithium by mass. Since there is an equal number of each element in the reactants and products of Sn + CuSO4 = Cu + Sn(SO4), the equation is balanced.9 x 10-6: Cr(OH) 3: 6.90(3), b = 802. A.3. Determine the number of each type of atom in each of the following formulas. It can be prepared by a displacement reaction between metallic tin and copper (II) sulfate: [3] Sn (s) + CuSO 4 (aq) → Cu (s) + SnSO 4 (aq) In this video we'll write the correct formula for Tin (IV) sulfate (Sn (SO4)2). In California, the largest source of emissions of sulfur-containing compounds comes from petroleum-derived fuels like gasoline and The sulphate ion is mainly composed of sulphur and oxygen atoms. A net ionic charge can be specified at the end of the compound between { and }. Both tin (II) chloride and tin (IV) chloride tend to undergo hydrolyze and aged solutions of these salts become measurably acidic. tin (1) sulfite tin (IV) sulfate tin sulfide tin (11) sulfite tin (I) sulfate. We can solve the problem in one of two ways: (1) compare the relative positions of the four possible reductants with that of the Ag 2 S/Ag couple in Table 1 1 or (2) compare E° for each species with E° for the Ag 2 S/Ag couple (−0.
The tin atom has a radius of 140. chemistry. Tin (I) sulfite. Tin (IV) sulfide is a compound with the formula Sn S. 15. Lee nuestro artículo sobre cómo balancear ecuaciones químicas o solicita ayuda en nuestro chat. B) A reducing agent gains electrons. As part of this, we've revamped your favorite Clutch Prep courses with all new content and launched 5 brand new courses to help you become exam ready in psychology, college algebra, trigonometry, precalculus, and A&P. Previous question Next question. Lithium Hydrogen Phosphate. Therefore, its van't Hoff factor is 2. Characteristic reactions of Sn²⁺ and Sn⁴⁺. The procedure for naming such compounds is outlined in Figure 2. Balance the reaction of Cd + Sn (SO4)2 = Sn + CdSO4 using this chemical equation balancer! Study with Quizlet and memorize flashcards containing terms like Give a possible molecular formula for the empirical formula of C3H5ClO. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (Sn 2 (SO 4) 2) = ∑ Count i * Weight i =.7 x 10-31: Co(OH) 2: 2. The oxidation number is synonymous with Determine the electron geometry (eg) and molecular geometry (mg) of BrF3. Label Each Compound With a Variable. Ca (s) + 2HI (aq) → CaI2 (aq) + H2 (g) A) Ca is reduced The new mineral genplesite, Ca3 Sn(SO4)2 (OH)6 · 3H2 O, the first natural tin sulfate, is found in cavities in massive chalcopyrite ore at the Oktyabr'skoe Cu-Ni-Pd-Pt deposit (Oktyabr'sky mine write the name for sn(so4)2.3. Products. This page titled Sulfate Ion (SO₄²⁻) is shared under a CC BY-NC-SA 4.9 x 10-33: Ca(OH) 2: 7.9g x 100 = 38. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced. Sn3(BO3)4 = 3 Sn + 4 B + 6 O2.9391(4) Å.9g x 100 = 41.4+ OD.72 % d. The Roman numeral IV indicates that tin has a charge of +4 in this compound, balancing the -4 total charge from the two sulfate ions. Use uppercase for the first character in the of the compound. Walaupun unsur Sn ( timah) termasuk golongan utama (IVA), tapi ion dari Sn dapat memiliki muatan lebih dari satu, dimana pada senyawa ini, Sn memiliki muatan +4 sehingga muatannya harus dituliskan dalam tanda kurung menggunakan angka The anions in these compounds have a fixed negative charge (S 2−, Se 2− , N 3−, Cl −, and \(\ce{SO4^2-}\)), and the compounds must be neutral. Enter the formula of a chemical compound to find the oxidation number of each element. moles Sn(SO4)2 to grams. Reactants.0g of water in an attempt to… Step2. Sn + 2 H2SO4 = SnSO4 + SO2 + 2 H2O. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced.8 x 10-16: Mg(OH Expert-verified. e. 6 Combine each pair of ions to get the chemical formula, then name the compound: Detailed information about the equation. FORMULA: Sn(SO4)2. Here, the positively charged ion or cation is = Sn (tin) View the full answer Step 2. CaSO4 OD. Author: John C. Study with Quizlet and memorize flashcards containing terms like Write the name for Sn(SO4)2. Wiki User. Calculate the molarity of each ion in 0.. To balance a redox reaction, first take an equation and separate into two half reaction equations specifically oxidation and reduction, and balance them. Unlock. Remember that Sn is a type 2 cation. Sn(SO4)2 Sulfur (S) has no subscript within the polyatomic ion, but the subscript following the parentheses indicates that there are two sulfate ions. Step2. D)22 Pte D) Fe2 A) 16 18 c) 24 ) What is the correct formula for iron (I) sulfide? Tin(IV) Sulfate Sn(SO4)2 Molecular Weight, molar mass converter Solution. sulfate IONS. Chemistry & Chemical Reactivity.
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Sn(SO4)2: This compound dissociates into three ions when dissolved in water - one Sn4+ ion and two SO42- ions.2% _____ % S = _ 20. The following chart shows the solubility of various ionic compounds in water at 1 atm pressure and room temperature (approx. Determine the number of each type of atom in each of the following formulas.15 K)).50 g of MgBr2?, A sample of pure lithium nitrate contains 10. D) Fe. Expert Answer. Al302 O B.
Thus, AgCl, PbBr 2, and Hg 2 Cl 2 are all insoluble. Remember that Sn forms several ions.
Step 4: Substitute Coefficients and Verify Result.1039/d1dt02189c Corpus ID: 252786616; The tin sulfates Sn(SO4)2 and Sn2(SO4)3: crystal structures, optical and thermal properties. Birk.
Express your answer as a chemical formula. Explanation: The name for the chemical compound Sn(SO₄)₂ is Tin (IV) sulfate.14% O by …
There are 4 easy steps to find the molar mass of Sn (SO4)2 based on its chemical formula. 1. Drag the items into the appropriate bins. 4 KMnO4 + 5 SnBr2 + 16 H2SO4 = 4 MnSO4 + 5 Sn (SO4)2 + 5 Br2 + 2 K2SO4 + 16 H2O.39(3), c = 914. 92% (12 ratings) Ans 3) a)Fe (OH)3 is Iron (III)oxide b)FePO4.First, sin
Tin(II) sulfate (SnSO4) is a chemical compound. SnSO 4(aq) → Sn 2+(aq) + SO 42-(aq) FeSO 4(aq) → Fe 2+(aq) + SO 42
Sulfate is a polyatomic ion with the formula SO4 with a 2- charge, so the formula for Tin Sulfate would be Sn(SO4)2. a.2 g/mol and an empirical formula of C2H5O2. b. Acid should be added to aqueous solutions of these compounds to prevent hydrolysis. to DIN 38405-D9-3, suspension; Synonyms: Stannic sulfate in sulfuric acid; Linear Formula: Sn(SO4)2 · H2SO4; find Supelco-96556 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich
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酸化スズ(IV)（さんかスズ よん、英: tin(IV) oxide ）、または二酸化スズ（にさんかスズ、英: tin dioxide ）（古くは酸化第二スズとも）は、化学式SnO 2 で表されるスズの酸化物である。スズは複数の価数を持つ金属なので、酸化スズ(IV)とし、系統的な命名法では
Solution. There are a spread of Sn-O bond distances ranging from 2. There are two inequivalent S6+ sites.5 mL of solution? B.
This list includes most of the Transition Metals combined with the Polyatomic Ions from the list. Express your answers as integers. Tin has 2 oxidation numbers, +2 and +4. Warning: None of the compounds in Sn4 + (SO4)2 = …
Write the name for \ce {Sn (SO4)2} Sn(SOX 4)X 2.27 % e. To write the formula for Tin (IV) sulfate we’ll use the Periodic Table, a Common Ion Table (see • Figuring out
Sn4 + (SO4)2 = Sn2(SO4)4 - Balanced Chemical Equation. Sn4+ = S2 = SO42- = 02- = C. Compound has neutral charge and it is moderately water and acid soluble.vcdaa xorlq xdsesk bpl zkdqr bhj xalvyq irxni aym ijgbhg cmpxln xkbgjn fst ojktx cyihc tgtvhj
Remember that titanium forms several ions., Write the name for Sn(SO4)2. a, 26. Write the name for Sn (S04)2. Most hydroxide salts are only slightly Step 4: Substitute Coefficients and Verify Result. 5 Combine each pair of ions to get the formula of the compound they form: Cu+ O-2 Sn+4 SO 4 -2 K+ P-3 Cu 2O Sn(SO 4) 2 K 3P Li+ CO 3 -2 Fe+3 S-2 Ni+2 PO 4 -3 Li 2CO 3 Fe 2S 3 Ni 3(PO 4) 2 p. Sn + H2SO4 = Sn(SO4)2 + H2 is a Single Displacement (Substitution) reaction where one mole of Tin [Sn] and two moles of Sulfuric Acid [H 2 SO 4] react to form one mole of Tin(Iv) Sulfate [Sn(SO 4) 2] and two moles of Dihydrogen [H 2] Show Chemical Structure Image.In its elemental form, tin has Tin(IV) sulfate - sulfuric acid solution reagent, for the determination of nitrate acc. Identify what are the reactants oxidized and reduced in the following chemical reaction. Error: equation Sn+H2SO4=Sn (HSO4)2 is an impossible reaction. C) Co.Because S Step 4: Substitute Coefficients and Verify Result. For the bonding, 2 of the oxygen atoms form S=O bonds and the other two form S-O- bonds. First, compute the number of each atom in SN (SO 4) 2: S: 3, N: 1, O: 8. There are 4 easy steps to find the molar mass of Sn (SO4)2 based on its chemical formula. van't Hoff factor for a ionic compound is equal… Q: A solution of 10.3. The sum of the oxidation numbers in a compound is equal to what? (a) The charge of the anion (b) Cannot be determined (c) 0 (d) The charge of the cation.43(6), c = 1065. Reaction conditions when applied H2SO4 + KMnO4 + SnSO4. S = 2 (32.1 2. In aqueous solutions, both tin (II) and tin (IV) exist as complex ions. Tin (atomic symbol: Sn, atomic number: 50) is a Block P, Group 14, Period 5 element with an atomic weight of 118. Determine the molecular formula of a compound that has a molar mass of 183. An oxidation state can be assigned to a pure standard state element, but it will always be zero. Remember that Sn forms several ions. Enter your answers numerically separated by a comma. Write the chemical formula of each compound: (a) Strontium nitride (c) Aluminum sulfide (b) Lithium phosphide (d) Barium oxide.02 g/mol.525 M Sn (SO4)2. This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Li 2 Cr 2 O 7. In a neutral compound, the sum of the oxidation states of all the atoms that constitute the compound is equal to zero.2450 M in KCl. 5 SnSO4 + 2 KMnO4 + 8 H2SO4 = 5 Sn (SO4)2 + 2 MnSO4 + K2SO4 + 8 H2O.0650 M in Sn (SO4)2 and 3.71 … Sn(SO4)2 Molar Mass Converter. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in Sn (SO4)2: Molar Mass (g/mol) Sn (Tin) 1 × 118.34(3), b = 1065. Na 1+ (aq) + Br 1- (aq) + H 1+ (aq) + Cl 1- (aq); ( No DR Reaction ) A double replacement reaction will occur if a formation of a precipitate , gas or water takes place. Both tin (II) chloride and tin (IV) chloride tend to undergo hydrolyze and aged solutions of these salts become measurably acidic. 3 Sn (SO4)2 + 4 K3PO4 = Sn3(PO4)4 + 6 K2SO4. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced. However, the Sn4+ ion will combine with one of the SO42- ions to form a complex ion, so only two ions will be present in solution. If there is a multi-valent metal present, write both the stock and classical name. Balance Sn + CuSO4 = Cu + Sn(SO4) Using Inspection The law of conservation of mass states that matter cannot be created or destroyed, which means there must be the same number atoms at the end of a chemical To calculate oxidation numbers of elements in the chemical compound, enter it's formula and click 'Calculate' (for example: Ca2+, HF2^-, Fe4 [Fe (CN)6]3, NH4NO3, so42-, ch3cooh, cuso4*5h2o ). E0-0.78 g/mol Computed by PubChem 2. Show transcribed image text. Sn = x and Sulphate ion charge = -2 X + ( − 2) × Step 4: Substitute Coefficients and Verify Result. Because Sn (SO4)2 has a transition … The tin sulfates Sn(SO4)2 and Sn2(SO4)3: crystal structures, optical and thermal properties - Dalton Transactions (RSC Publishing) We report the crystal … by Wayne Breslyn. View the full answer. 1,1,3. FORMULA: Sn(SO4)2 % Sn = 118. Most silver salts are insoluble. triple covalent bond. Sn (S O4)2.0 g of sodium chloride (NaCl = 58 g) is added to 100. Determine nr of moles in each elect in the compound. 1.锗——锗不与稀酸反应，也不与非氧化性酸反应，能溶于浓硫酸生成Ge(SO4)2，与浓硝酸反应得到白色的xGeO2·yH2O 若锡遇热的浓硫酸，反应产物为Sn(SO4)2。若遇热的浓硫酸，则反应产物为白色的xSnO2·yH2O (β-锡 Complete Ionic Equation. Sn (SO4)2.7 x 10-8: MgF 2: 6. First, compute the number of each atom in Sn (SO 4) 2: Sn: 1, S: 2, O: 8.9994. NaNO3. Since sulfur is in its maximum oxidation number in sulfate ion, this ion cannot act as a reducing agent. Calculate the molar mass of Sn(SO4)2 in grams per mole or search for a chemical formula or substance. Unlock. 30. Make sure that any subscripts are moved into the coefficient of the resulting ions and no atoms are lost. Sn(SO4)2 Oxygen (O) has its own subscript, which gets multiplied by the subscript outside the parentheses. Products. A. Sn(SO4)2 crystallizes in the orthorhombic Pbca space group. Write it by breaking all the soluble ionic compounds into their respective ions.tluseR yfireV dna stneiciffeoC etutitsbuS )2H( 4 = d )4)4OS(2nS( 1 = c )4OS2H( 4 = b )nS( 2 = a 4OP3)4HN( M 528. Sn + ZnSO4 = Zn + Sn(SO4)2 is a Single Displacement (Substitution) reaction where one mole of Tin [Sn] and two moles of Zinc Sulfate [ZnSO 4] react to form two moles of Zinc [Zn] and one mole of Tin(Iv) Sulfate [Sn(SO 4) 2] Show Chemical Structure Image.7 x 10-6: CaF 2: 3.eno siht evlos ot spets 2 era erehT . Word Equation.10.71, S: 32. Instructions and examples below may help to solve this problem. Who are the experts? Experts are tested by Chegg as specialists in their subject area. Therefore, the compounds ranked from highest to lowest van't Hoff Balance Chemical Equation - Online Balancer. Since sulfur is in its maximum oxidation number in sulfate ion, this ion cannot act as a reducing agent. What is the molarity of a solution of magnesium nitrate that contains 66.9994. Treichel, John Townsend, David Treichel. SnO2 + H2SO4 = Sn(SO4)2 + H2O is a Double Displacement (Metathesis) reaction where one mole of Tin(Iv) Oxide [SnO 2] and two moles of Sulfuric Acid [H 2 SO 4] react to form one mole of Tin(Iv) Sulfate [Sn(SO 4) 2] and two moles of Water [H 2 O] Show Chemical Structure Image. NaOH O B. 若需平衡化学方程式，输入一个化学反应方程式，然后按平衡键。平衡方程将出现在上方。 元素中的第一个字符使用大写字母，第二个字符使用小写字母。例子：Fe, Au, Co, Br, C, O, N, F。 1. AgNO 3 and Ag(C 2 H 3 O 2) are common soluble salts of silver; virtually anything else is insoluble. D) All of the above are true.. This means there are a total of two (2 × 1 = 2) moles of sulfur atoms in a mole of the compound. D and F-block elements are based off of the roman numerals. The chemical compound is - Sn ( SO A 4) A 2. chemistry. Step 1. The structure is three-dimensional. C3H7O3 CHEMISTRY Naming Compounds Handout Key page 2 of 4 p.75 % b.0160 M in K2PtCI4 and 0. There are 2 steps to solve this one. Calculate the mass percent composition of lithium in Li3PO4. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced.0 = 310. Li 2 HPO 4. 180.710. Determine the number of each type of atom in each of the following formulas. MgCl2. Select two compounds above and this calculator will predict whether or not the reaction will occur in water. nickel(II) sulfate NiSO ⋅7H O copper(II) nitrate trihydrate Cu(NO ) ⋅3H O 4 2 heptahydrate 3 2 2 cobalt(II) acetate Co(C H O ) ⋅4H O iron(III) bromide hexahydrate FeBr ⋅6H O 2 3 2 2 2 tetrahydrate 3 2. Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. Reactants. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced.9 x 10-15: Fe(OH) 3: 6. Count The Number of Each Atom The first step to finding the molar mass of Tin (Iv) Sulfate is to count the number of each atom present in a single molecule using the chemical formula, Sn (SO4)2: 2. Reactants. 55. The oxidation state of an atom is the charge of this atom after ionic approximation of its heteronuclear bonds.0 license and was authored, remixed, and/or curated by James P. Reaction Type. Sn4+ is bonded to six O2- atoms to form SnO6 octahedra that share corners with six SO4 tetrahedra.}, author={Matthias H{\"a}mmer and Philip Netzsch and Steffen Klenner and Kai Neuschulz and Mona Struckmann and Mathias S Wickleder Step 4: Substitute Coefficients and Verify Result. Sulfate ion is a very weak base. The complete (or total) ionic equation includes spectator ions. Step 1: Split into two half reaction equations: Oxidation and Reduction. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced.2% % Sn = _ 38.8352 g/mol Get control of 2022! Track your food intake, exercise, sleep and meditation for free. What is the % lithium by mass in a sample of pure lithium nitrate that has twice the mass of the first sample? and more., How many atoms are there in 1. LICI Sn(SO4)2 CrSO4 SrCl2 QUESTION 2 Which of the following is expected to have the HIGHEST OBSERVED van't Hoff factor? SrCl2 Sn(SO4)2 LICI CrS04 QUESTION 3 of ammonium sulfide, (NH4)2S, (MM = 6 .14) Component Compounds Reaction Information Word Equation Tin + Iron (Ii) Sulfate = Tin (Iv) Sulfate + Iron Sn + FeSO4 = Sn (SO4)2 + Fe is a Single Displacement (Substitution) reaction where one mole of Tin [Sn] and two moles of Iron (Ii) Sulfate [FeSO 4] react to form one mole of Tin (Iv) Sulfate [Sn (SO 4) 2] and two moles of Iron [Fe] Show Chemical Structure Image Computing molar mass step by step. AIO2 What is the formula of the compound formed when Express your answer as a chemical formula. "Soluble" means the ionic compound doesn't precipitate, while "slightly soluble For group 1-2, and 13-18 it is based off how many protons or electrons must be added to achieve an octet.5 x 10-3 M in SnSO4. Tin has 2 oxidation numbers, +2 and +4. 1. With the exception of the peroxides, when oxygen is combined with other elements, it always has oxidation The structure is three-dimensional. what is the oxidation number of Tin in SnO2 compound? Which is more oxidized? Sn(SO4)2 OLICI CrS04 SrCl2 . C4H10O4 d. In the first S6+ site, S6+ is bonded to four O2- atoms to form SO4 tetrahedra that share corners Determine the molar mass of tin (IV) sulfate—Sn(SO4)2. eg= trigonal bipyramidal, mg= t-shape.3 x 10-38: Pb(OH) 2: 2. 17. Oxygen. Reactants.2+ O C. In this video we'll write the correct name for Sn3(PO4)2. titanium carbide. The chemical compound is - Sn ( SO A 4) A 2.71 = 118. B) Cu. Sn (SO4)2 molar mass Molar Mass, Molecular Weight and Elemental Composition Calculator Molar mass of Sn (SO4)2 is 310. Write it by breaking all the soluble ionic compounds into their respective ions. Chemistry questions and answers. Please correct your reaction or click on one of the suggestions below: Sn + H2SO4 = H2O + SO2 + SnSO4.11 Å. Need help with chemistry test review! Here's the best way to solve it. [6] It is useful as semiconductor material with band gap 2. In this video we'll write the correct name for Sn3(PO4)2. the sharing of electrons. Since there is an equal number of each element in the reactants and products of Sn(OH)4 + 2H2SO4 = Sn(SO4)2 + 4H2O, the equation is balanced. 1 and uses the following steps: Figure 2. Step 1. SrCl2 CrSO4 LiCl Sn(SO4)2. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (Sn (SO 4) 2) = ∑ Count i * Weight i =.3 g N2O4? The molar mass of N2O4 is 92.. Sn4+ is bonded to six O2- atoms to form SnO6 octahedra that share corners with six SO4 tetrahedra. Sulfates are a class of compounds that contain the totally oxidized ionic form of sulfur (SO42-) together with metal and/or hydrogen ions. Reaction Type. If Sn is considered as [12]-coordinated, SnSO 4 has a structure similar to barite, BaSO 4, and its structural parameters are intermediate between those of BaSO 4 and PbSO 4. Acid should be added to aqueous solutions of these compounds to prevent hydrolysis. Al302 O B. Metals that form only one cation. Rank the following from highest to lowest van't Hoff factor? SrCl2 CrSO4 LiCl Sn(SO4)2.1% lithium by mass. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced. 14), a = 753. BUY.11 Å. Products. There are 2 steps to solve this one. formulación y nomenclatura online. 10th Edition. However, the Sn 2+ cation has a pyramidal [3]-coordination to O atoms and the average 〈Sn-O〉 [3] = 2. Enter just an element symbol to show the common and uncommon oxidation states of the element.2% % S = (2 x 32. Verify it is entered correctly. This is simply based on the solubility chart of inorganic compounds.Because Sn( 0:00 / 1:23 How to find the Oxidation Number for Sn in Sn (SO4)2 Wayne Breslyn 700K subscribers Join Subscribe 6. C8H20O8 e. This means a total of 2 x 1 =2 moles of.0 x 10-12: Fluorides : BaF 2: 1. a.8352 g/mol. The changes don't stop there though. Name the cation. 118. Extra Practice - Naming Ionic Compounds with Roman Numerals and Polyatomic Ions Li 2 O 2. Answer is: name of Sn (SO₄)₂ is tin (IV) sulfate or stannic sulfate. 2.