Cr cr3+ ag+ ag
WebActivity Series = K (s)→Mg (s)→Cr (s)→Sn (s)→Cu (s)→K+ (aq)+Mg2+ (aq)+Cr3+ (aq)+Sn2+ (aq)+Cu2+ (aq)+e−2e−3e−2e−2e− Cu Mg Sn all of these elements oxidize equally well none of these elements can be oxidized Li From the activity list included in this problem, which element/ion is the most easily oxidized? Web配位化合物习题1第19章 配位化合物习题目录一 判断题;二 选择题;三 填空题;四 计算并回答问题一 判断题 返回目录 1 价键理论认为,配合物具有不同的空间构型是由于中心离子或原子采用不同杂化轨道与配体成键的结果. 2 价键理论能够较好地
Cr cr3+ ag+ ag
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WebCa2+ (aq) + C (s) + ClO2 (g) → CaCO3 (s) + ClO2- (aq) What is the oxidation state of C in CaCO3 (s)? 0 -4 +4 +2 -2 +4 Ca2+ (aq) + C (s) + ClO2 (g) → CaCO3 (s) + ClO2- (aq) what is the coefficient on water? Is it a product or reactant? 3, reactant 1, product 3, product 6, reactant 1, reactant 6, product 3, product WebMay 8, 2024 · Cr + Ag+ ---------- Cr3+ + Ag Balance the equation! HELP!! 1 See answer Advertisement lwallsr12 Answer: 2Cr +Ag+ - Cr2++Ag Explanation: Advertisement
Web以Cr3+举例，它变为二价电势为-0.424,而变为六价是+1.36V，-0.424<1.36，所以它很稳定。 所谓判断一种离子稳定性，就是判断自身的，如果含有氧，那么就成了判断原电池的稳定性，或判断离子队的稳定性了。 WebConsider the following reaction at 298K. Cr3+ (aq) + 3 Ag (s) —— Cr (s) + 3 Ag+ (aq) Which of the following statements are correct? Choose all that apply. AG° < 0 Eºcell < 0 …
Weba) 0.15 V b) -0.15 V c) -0.135 V d) 0.135 V Câu 4: Chọn phương án đúng: Sơ đồ các pin hoạt động trên cơ sở các phản ứng oxy hóa khử: 3Ag+(dd) + Cr (r) = Cr3+(dd) + 3Ag(r) 2Fe2+(dd) + Cl2(k) = 2Fe3+(dd) + 2Cl-(dd) là: a) (-)Cr Cr3+(dd)∥Ag+(dd) Ag(+) (-) Pt Cl2(k) Cl-(dd)∥ Fe2+(dd),Fe3+(dd) Pt (+) b) (-)Ag Ag+ ... Web1. Consider a galvanic cell consisting of the Cr3+/Cr (E° = −0.74 V) and the Ag+ /Ag (E° = +0.80 V) systems in the half-cells. a. Write the equation for the reaction that occurs at the …
WebExpert Answer 100% (9 ratings) Transcribed image text: Using a table of standard reduction potentials, determine the best answer to each question. Which of the reagents would oxidize Cr to Cr2+, but not Pb to Pb2+? O Bra O Co Ca2+ OBr- O Co2+ Which of the reagents would oxidize Ag to Ag+, but not Au to Au”+? OBr, Осо O Ca2+ O Co2+ OBr
WebStandard Electrode Potentials at 25°C Reduction Half-Reaction E (V) Ni2+ (aq) +2e + Ni (8) -0.23 Zn2+ (aq) +2e → Zn (8) -0.76 Cd2+ (aq) +2e + Cd (8) Co2+ (aq) +2e + Co (s) -0.28 Pb2+ (aq) +2e + Pb (8) -0.13 Fe2+ (aq) +2 e Fe (3) -0.45 A13+ (aq) +30 + Al (8) Ag+ (aq) This problem has been solved! csn mineracao s.a. cnpjAl + Ag + → Al 3+ + Ag. At first glance, this equation seems balanced: there is one Ag atom on both sides and one Al atom on both sides. However, if you look at the total charge on each side, there is a charge imbalance: the reactant side has a total charge of 1+, while the product side has a total charge of 3+. افسانه جومونگ قسمت 54 فیلوWebA) Given the short-hand notation for a Galvanic cell: Cr (s) Cr3+ (aq) Ag+ (aq) Ag (s), which one of the following equations shows the net balanced reaction taking place in the … افسانه جومونگ قسمت 51 شبکه تماشا 2020csn mineracao sa vagasWebMar 31, 2016 · View Full Report Card. Fawn Creek Township is located in Kansas with a population of 1,618. Fawn Creek Township is in Montgomery County. Living in Fawn … افسانه جومونگ قسمت 55 با کیفیت hdWebThe following reaction occurs in basic solution: Ag+ + Cu ® Ag + Cu2+ When the equation is balanced, the sum of the coefficients is: c) 6. When the following reaction is balanced in acidic solution, what is the coefficient of I2? ... Cr Cr3+(0.015 M) Ag+(0.00010 M) Ag. b) 1.33 V. T F Concentration cells work because standard reduction ... čsn online fsv cvutWebAg+ (aq)+e−→Ag (s)= .799 Cu2+ (aq)+2e−→Cu (s)= .337 Ni2+ (aq)+2e−→Ni (s)= -.28 Cr3+ (aq)+3e−→Cr (s). = -.74 1. Determine which combination of these half-cell reactions leads to the cell reaction with the largest positive cell emf. It isn't the first or last one because I have gotten it wrong twice. 2. Calculate the value of this emf. 3. افسانه جومونگ قسمت 54 دوبله فارسی بدون سانسور