9-26 In each of the following changes is the reactant undergoing oxidation or reduction? (The given equation for t...
Identify the elements listed in the table undergoing either reduction or oxidation in each of the following chemical equations. a.) Fe (s) + CuSO4laa) FeSO4(aq) + Cu(s) oxidation number Element oxidation or reduction before reaction after reaction Fe Select) [Select) Select] [Select) [Select) [Select ] cu a.) 2 ZnS(aq) + 3 O2(g) – 2 ZnO(s) + 6 SO2(g) Element oxidation number before reaction after reaction oxidation or reduction Select] S Select) Select [Select] O [Select] [Select)
Classify the following changes in each unbalanced chemical equation as oxidation or reduction Date: he: 1. Classify the following changes in each unbalanced chemical equation as oxidation or reduction. PIO, - PO CH-CH B+ 20 - 2B Q-* +22 GHO-CHO G-TO Oxidation Reduction reset ? help
7.14 Identify each of the following as an oxidation or a reduction: A. O2(g)+4 e--202-(aq) Oxidation B. Ag(s) Ag+(aq)+e- reduction C. Fe3+(aq)+e-Fe2+(aq) reduction D. 2Br-(aq) →Br2(1)+2 e- oxidation
Determine if each of the following changes is an oxidation, a reduction, or neither: SO32- → SO42- CaO → Ca CrO42- → Cr2O72- 2 I- → I2 IO3- → I2 Co 2+ → Co Fe3+ → Fe2+ Sn2+ → Sn4+ MnO2 → Mn2O3 NH3 → NO2 HClO4 → HCl + H2O O2 → O2- P2O5 → P4O10
RODOX EXAMINATION An oxidation-reduction reaction involves the (1) sharing of electrons (3) transfer of electrons (2) sharing of protons (4) transfer of protons In this reaction, CO→ 2 CO + O2 the oxidation number of carbon changes from: (1) 0 to +4 (3) +3 to 0 (2) +2 to +4 (4) +4 to +2 Which balanced equation represents a redox reaction? AgNO3 (aq) +NaCl (aq) →AgCl (s) +NaNO3 (aq) H2CO3 (aq)...
Chem 2A: Oxidation Numbers, Oxidation/Reduction rium 1. Determine the oxidation number of chlorine in the following: a) Cl b) C c) CIO d) MgCl e) ClO ) KCIO g) HCI h) NaCIO 2. Write a balanced, chemical equation for the reaction that occurs between aluminum and hydrochloric acid. Write the total and net ionic equation. b) Using the net ionic equation, determine the oxidation number on each reactant and product. Write them underneath the formulas. Determine who is oxidized/reduced. c)...
Choose the correct QUESTION 19 According to the following cell notation, the species that is undergoing oxidation is answer from the options below (a through e). Zn(s) Zn2+ (aq) || Mn2+(aq)|MnO2(3)| Pt() a. Mn2+ (aq) b. Zn2+ (aq) c. MnO2(3) d. Zn(s) e. Pt(s) Choose the correct answer from the In the following electrochemical cell, the cathode half reaction is options below (a through e). Mn(s) Mn2+ (aq) || Fe3+ (aq), F ), Fe2+ (aq)| Pt() 4. Fe3+(aq) + 6...
VO VW Problem 8.20 Part A In which of the following changes is the reactant undergoing oxidation? Check all that apply. O2 Br Bry MnO2 → Mn Cu2+ → Cut OCH → C2H6 O C10H5N;01P2 → C ,H17N5011P2 Submit Request Answer
Identify the species (atoms/ elements) undergoing oxidation and reduction in the following equations, assign oxidation numbers to each, and write balanced net ionic equations. a) Cu(s) Cu2+(aq) + 2e- b) Cl2(aq) + 2e- Cl-(aq) c) Cu(s) + Cl2(aq) Cu2+(aq) + 2Cl-(aq) d) 4CuO(s) + CH4(g) 4Cu(s) + CO2(g) + 2H2O(l) e) 2CuSO4(aq) + 4KI(aq) 2CuI (aq) + 2K2SO4(aq) + I2(aq) f) Cu2O(s) + Fe(SO4)3 (aq) + H2SO4(aq) 2CuSO4(aq) + 2FeSO4(aq) + H2O(l)
(1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction half-reaction. Half-reaction Identification Fe2+(aq)--> Fe3+(aq) + e- Br2(l) + 2e- --> 2Br-(aq) (2) Write a balanced equation for the overall redox reaction. (Use smallest possible integer coefficients.)