2al 3br2 2albr3 what type of reaction is this

The molecular equation contains which one of the following terms (when balanced in standard form)? oxidation-reduction HCl(aq) + NaOH(aq) arrow H2O(l) + NaCl(aq), Determine whether or not the following reaction is a redox reaction. One mole of oxygen in a 5.0 liter container has the same partial pressure as one mol of hydrogen in the same container. 3. This chemical reaction is a: a) double-replacement reaction b) single-replacement reaction c) combustion reaction d) synthesis reaction e) decomposition reaction, Identify the type of reaction: 2 PbSO_4 __ 2 PbSO_3 + O_2 a) Synthesis b) Decomposition c) Single Replacement d) Combustion e) Double Replacement, Classify each of these reactions. , leased by the earthquake, while intensity measures the amount of damage. Balance the following redox reaction: NO2- arrow NO + NO3-, Balance the following redox reaction in acidic solution. Simple Decomposition (NH4)2SO4 + 2HCl 2NH4Cl + H2SO4. KNa(aq) Para balancear una ecuacin qumica, ingresa la ecuacin de una reaccin qumica y pulsa el botn de Balancear. A. the distance from the epicenter of an earthquake 1 2 3 6, Which of the following is NOT one of the four types of reactions? when 2 nonmetals react, the compound formed is ionic, Which of the following ionic compounds is soluble in water? What does a seismograph record? What is the volume of 1.00 mol of chlorine gas at standard temperature and pressure? How many mol of hydrogen gas are required to react with 1.50 mol oxygen gas in the following reaction? CdCl2(aq) + Na2S(aq) arrow CdS(s) + 2NaCl(aq), Determine whether or not the following reaction is a redox reaction. The limiting reagent determines the amount of product. 2Al(s) + 3Br2(l) 2AlBr3(s) deconstructive synthesis single replacement double replacement and more. To identify the oxidized and reduced species we need to consider changes in oxidation states of the elements. Learn with flashcards, games, and more for free. decomposition The oxidation state of all elements in the reaction is as follows: {eq}{\rm{2}}\mathop {{\rm{Al}}}\limits^0 + {\rm{3}}\mathop {{\rm{B}}{{\rm{r}}_{\rm{2}}}}\limits^0 \to {\rm{2}}\mathop {{\rm{Al}}}\limits^{ + 3} \mathop {{\rm{B}}{{\rm{r}}_{\rm{3}}}}\limits^{ - 1} FeSO4 precipitation Calculate the net ionic equation for 2Al(s) + 3NiBr2(aq) = 2AlBr3(aq) + 3Ni(s). 3H2(g) + N2(g) arrow 2NH3(g), Classify the following as a combination, decomposition, single replacement, double replacement, or combustion reaction. When do real gases behave differently than ideal gases? How many moles of Al are in 2.0 mol of Al2Br3? What type of reaction is this 2Al 3Br2 2AlBr3? (A) O (B) 1 (C) 2 (D) Some other order 2. II. True; the carbon is oxidized, and the oxygen is reduced. oxidation-reduction Not all answers will be used. How do you determine if {eq}2Al(s) + 3Br_2(l) \to 2AlBr_3(s) oxidation Ba2+, K+, PO43-, and NO3- The balanced equation for the above reaction is as follows; 2Al + 3Br --> 2AlBr stoichiometry of Al to Br is 2:3 there are 5.0 mol of Al and 6.0 mol of Br if Al is the limiting reactant, if 2 mol of Al reacts with 3 mol of Br then 5.0 mol of Al reacts with - 3/2 x 5 = 7.5 mol of Br Answer to Question #55498 in General Chemistry for rachel. Determine whether the following reaction involves oxidation and reduction. K+ and NO3- Question: What is oxidized and what is reduced in the following reaction? 4 D. P waves push and pull in the same direction as the wave, and S waves move up and down. Explain. 2Al + 3 Br 2 2 AlBr 3 A) Al is oxidized and Br 2 is reduced. How many atoms of oxygen are present in 7 mol of water? Classify the following reaction as decomposition (D), combination (C), single-replacement (SR), or double-replacement (DR). 3Hg(NO3)2 + 2Al(OH)3 3Hg(OH)2 + 2Al(NO3)3, 3Zn(C2H3O2)2 + 2AlI3 3ZnI2 + 2Al(C2H3O2)3, 2H3PO3 + 3Ba(C2H3O2)2 6HC2H3O2 + Ba3(PO3)2, 3H2SO3 + 2Al(C2H3O2)3 6HC2H3O2 + Al2(SO3)3, 6NaC2H3O2 +Mg3(PO4)23Mg(C2H3O2)2+2Na3PO4, Polyatomic Ions & Multivalent Metal Naming, Geometry, Hybridization and Polarity practice, Applications and Investigations In Earth Science, Dennis G. Tasa, Edward J. Tarbuck, Frederick K. Lutgens, Justin Juliana, Lissa Leege, Norm Christensen, The Atmosphere: An Introduction to Meteorology. 3H2(g) + N2(g) arrow 2NH3(g), Determine whether or not the following reaction is an example of a redox equation. Reaction Type. The dynamic viscosity of the liquid silicone evaluated at the tube surface temperature (s)\left(\mu_{s}\right)(s) is 39.8104kg/ms.39.8 \times 10^{4} kg/m \cdot s.39.8104kg/ms. 2Al (s)+3Br2 (g) 2AlBr3 (s) Classify as a combination, decomposition, single replacement, double replacement, or combustion reaction: Expert's answer. 3Cl2(g) + 2Fe(s) arrow 6Cl-(aq) + 2Fe3+(aq), Balance this redox reaction: MnO4^-(aq) + Al(s) arrow Mn^2+(aq) + Al^3+(aq), Identify which reagent gets oxidized in the following redox reaction. 2AlBr3 2Al + 3Br2. 2Na+(aq) Na(s) arrow Na+(aq) + e- Cl2(g) + 2e- arrow 2Cl-(aq), Determine whether or not the following reaction is a redox reaction. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Information about the equation, such as the type of reaction may also be calculated. This step may be repeated until one of the reagents is exhausted. Balance the redox reaction accordingly. If two variables are directly proportional, what happens to the value of one as the other decreases? Fe3O4(s) + 4H2 3Fe(s) + 4H2O(l), Which is NOT a quantitative measure of concentration? Question How many mole ratios can be written for the following reaction? All other trademarks and copyrights are the property of their respective owners. Intense heat and flames are produced by this reaction. 2H2(g) + O2(g) arrow 2H2O(l), Determine whether or not the following equation represents a redox reaction. there is no solid formed when the 2 solutions are mixed, The reaction AgNO3(aq) + NaCl(aq) AgCl(s) + NaNO3(aq) is a(n) ______________ reaction. 2Al + 3Br2 2AlBr3 The violent reaction between liquid bromine and pieces of aluminum foil. Reaction Type. Na2SO4 An oxidizing agent is a specie which accepts electrons and gets reduced in a chemical reaction. SO2(g) + H2O(l) arrow H2SO3(aq), Determine whether or not the following equation represents a redox reaction. . The equation 2C2H6 + 7O2 4CO2 + 6H2O is an oxidation-reduction reaction. Carefully pour bromine into the container and place the dish on top. Understand there are many chemical reactions in everyday life and discover some examples of chemical changes. Smith, Michael Abbott, Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown. C2H2(g) + Br2(l) arrow C2H2Br2(g), Identify the following reaction as a combination reaction, a combustion reaction, a decomposition reaction, a single replacement reaction, a double replacement reaction, or an acid-base neutralization reaction. The physician ordered a(n) _____________ to determine the strength of muscular contraction in the patient with polio. How many moles of hydrogen atoms are in one mole of H2O2? The Chlorine is reduced from oxidation state 0 . Explain why this is a redox reaction. The flow depth and velocity of water after undergoing a hydraulic jump are measured to be 1.1 m and 1.75 m/s, respectively. K+ and Cl- Zn(s) + CuCl2(aq) arrow Cu(s) + ZnCl2(aq). 2Al(s) + 3Br2(l) 2AlBr3(s), How many mole ratios can be written for the following reaction? Al2(CO3)3 Two nonmetals can undergo an oxidation-reduction reaction. According to Charles's law, if pressure and amount of a gas are fixed, what will happen as volume is increased? Combination reaction The equation 2Al(s) + 3Br2(l) 2AlBr3(s) is a(n) ______________ reaction. 4.1. B. Calculators. To get integer coefficients multiply all reactants and products by. precipitation Balance the redox reaction: ClO3- + S2- arrow Cl- + S. Determine whether the following equation represents oxidation or reduction. Balanced chemical reaction: 2Al + 3Br 2AlBr. D. the total amount of energy released by an earthquake. Which statement best identifies and describes the oxidizing agent in the reaction? Redox reactions are common and vital to some of the basic functions of life, including photosynthesis, respiration, combustion, and corrosion or rusting. NaCl What is the oxidizing agent in the following redox reaction? True; the carbon is reduced, and the oxygen is oxidized. 3O2 + 4Al 2Al2O3. Use the ligand field model to find the electron configuration of the central metal ion in each ion. 2KClO3 arrow 2KCl + 3O2 a. synthesis b. decomposition c. single replacement d. double replacement, Classify the reaction as combination, decomposition, single replacement, double replacement, or combustion: C2H4(g) + 3O2(g) = 2CO2(g) + 2H2O(g), Classify the reaction as combination, decomposition, single replacement, double replacement, or combustion: H2SO4(aq) + 2KOH(aq) = K2SO4(aq) + 2H2O(l), Classify the reaction as combination, decomposition, single replacement, double replacement, or combustion: Fe2O3(s) + 3C(s) = 2Fe(s) + 3CO(g), Classify the following reaction: CaO + CO2 arrow CaCO3 a. combination (synthesis) b. decomposition c. displacement (single replacement) d. exchange (double replacement), Classify each reaction as combination (C), decomposition (DC), single replacement (SR), or double replacement (DR). Ba2+ and NO3- Ions that are present in a solution and do not participate in a chemical reaction when another substance is added are called ____. sodium hydroxide, In what type of reaction is water always a product? F e + H C l F e C l 3 + H 2 (a) combustion (b) combination (c) decomposition (d) single replacement (e) double replacement, Identify the single-replacement reaction that will occur: Pb(s) + ZnCl2(aq) arrow, Identify the single-replacement reaction that will occur: Al(s) + HBr(aq) arrow, Identify the single-replacement reaction that will occur: K(s) + H2O(l) arrow, What type of reaction is represented by the following chemical equation? If it is a redox reaction, balance it in basic solution. BaCl2 Use gloves when handling bromine, and take care not to breathe any bromine fumes. Which is the empirical formula for hydrogen peroxide? Catalysts are substances that speed up the pace (velocity) of a chemical reaction without being consumed or becoming part of the end product. Get access to this video and our entire Q&A library, Redox (Oxidation-Reduction) Reactions: Definitions and Examples. A metric ton is a thousand kilograms. CaSO4 These have oxidizing agent as well as reducing agent. John Ohlsson, Spring 1987 oxidation-reduction Balance Al + NiBr2 = AlBr3 + Ni by inspection or trial and error with steps. NaCl(s), Which of the following is a strong acid? If a metric ton of water were held in a thin-walled cubical tank, how long (in meters) would each side of the tank be. HBr(aq) + KOH(aq) arrow H2O(l) + KBr(aq), Determine whether or not the following reaction is a redox reaction. A substance that, when dissolved in water, produces a solution that conducts electric current very efficiently is called. C. Magnitude measures the duration of the earthquake, while intensity measures the energy released by the earthquake. Chemistry >. Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. Double Replacement. Cu2CO3. Question Which of the following is a correct mole ratio for the following equation? For the reaction ClO- + I3- arrow I2 + Cl2, determine how the oxidation numbers change and whether it is a redox reaction or not. combustion both sides to have the same amount of atoms of each element, A reaction that gives off heat is what type of reaction? Organic Chemistry. synthesis Answer: a {eq}2\text A\text l + 3\text B\text r_2 \rightarrow 2\text {AlBr}_3 {/eq} This is a balanced redox reaction equation. What are the chemical and physical characteristic of Br2 (bromine)? decomposition S.R. 2Al(s) + 3Br2(l) 2AlBr3(s) Note: Aluminum bromide also exists as Al2Br6. sulfuric acid Fe2O3(s) + 3CO(g) arrow 2Fe(s) + 3CO2(g), Is the following unbalanced reaction a redox-reaction or a non-redox reaction? Determine whether the reaction is a redox reaction. sodium hydroxide Answer: Option (d) is the correct answer. An oxidizing agent is a specie which accepts electrons and gets reduced in a chemical reaction. The equation seems to be balanced but does not have integer coefficients. A waveform is a visual form of a signal. The effect is enhanced by red bromine fumes present in the Update: thank u sooo much greg! Pour about 7 pieces of aluminum foil into the beaker. . precipitation If we use this reaction in the video as an example, lets say they give 65.0 grams of hydrogen gas but say that we have an excess of carbon monoxide. Al(OH)4-(aq) + 4H+(aq) arrow Al3+(aq) + 4H2O(l), Determine whether or not the following reaction is an example of a redox equation. -oxidation-reduction and synthesis -oxidation-reduction only -synthesis only - decomposition - combustion, An aqueous solution of ammonium carbonate is allowed to . NaOH(aq) + Al(s) + H2O(l) arrow H2(g) + NaAlO2(s). (NH4)2CO3 En las reacciones qumicas ocurren cambios de temperatura, desprendimiento de gases, entre otros. What is an ionic solid with trapped water molecules called? Hydrogen bonds are a special type of ____. (select all that apply) 2CH3OH(l) + 3O2(g) arrow 2CO2(g) + 4H2O(l) a. combination b. single replacement c. double replacement d. decomposition e. precipitation f. combustion g. acid-base, Classify the following reaction: 3Fe(s) + 4H2O(g) arrow Fe3O4(s) + 4H2(g) a. combination b. decomposition c. single displacement d. double displacement, Classify the following reaction: 2Fe2O3(s) + 3C(s) arrow 4Fe(s) + 3CO2(g) a. combination b. decomposition c. single displacement d. double displacement, Classify the following reaction: MgI2(ag) + Pb(NO3)2(aq) arrow Mg(NO3)2(ag) + PbI2(s) (select all that apply) a. combination b. precipitation c. single replacement d. double replacement e. combustion f. acid-base g. decomposition, Classify the following reaction: KOH(aq) + HClO4(aq) arrow KClO4(aq) + H2O(l) (select all that apply) a. combination b. precipitation c. single replacement d. double replacement e. combustion f. acid-base g. decomposition, Classify the following reaction: 2HgO(s) arrow 2Hg(l) + O2(g) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: 2KClO3(s) arrow 2KCl(s) + 3O2(g) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: 4Fe(s) + 3O2(s) arrow 2Fe2O3(s) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: S8(s) + 8O2(s) arrow 8SO2(g) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: Mg3N2(s) + 6H2O(l) arrow 3Mg(OH)2(aq) + 2NH3(g) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: 3Mg(s) + N2(g) arrow Mg3N2(s) a. decomposition b. combination c. double displacement d. single displacement, For the reaction below, classify as a combination, decomposition, single replacement, or double replacement. magnesium hydroxide combustion What is a redox reaction (oxidation reduction reaction)? True; the oxygen is reduced, and the hydrogen is oxidized. two of these, An aqueous solution of sodium sulfide is allowed to react with an aqueous solution of magnesium chloride. synthesis Explain. Identify the solid in the balanced equation. Become a Study.com member to unlock this answer! Since there is an equal number of each element in the reactants and products of 2Al + 3Br2 = 2AlBr3, the equation is balanced. are left dissolved in the solution How many electrons are transferred in the following oxidation-reduction reaction? Ba(s) + Cl2(g) arrow BaCl2(s). What law are all stoichiometric calculations based on? 2SO2(g) + O2(g) arrow 2SO3(g), Determine whether or not the following equation represents a redox reaction. Which of the following is NOT one of the four types of reactions? h. salt, State a meaning of given word element, and give a medical term that uses it or a slight variation of it.\ A collision in which kinetic energy is lost is a(n) ____ collision. 2KClO3(s) arrow 2KCl(s) + 3O2(g) Describe the wave's frequency and wavelength as well as what the wav Al2(CO3)3 precipitation Al + Br2 = AlBr3 might be a redox reaction. NaNO3 Substitute Coefficients and Verify Result. An oxidation-reduction (redox) reaction is a type of chemical reaction that involves a transfer of electrons between two species. 3Pb2+(aq) 2Al + 3Cl2 ----> 2AlCl3 is a chlorination reaction but more generically it is a Redox reaction. 2AgBr(s) arrow 2Ag(s) + Br2(g), Classify the following reaction: Ba(ClO3)2 arrow BaCl2 + 3O2 a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Pb(NO3)2(aq) + KI(aq) arrow PbI2(s) + KNO3(aq) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Pb(NO3)2(aq) + CaCl2(aq) arrow PbCl2(s) + Ca(NO3)2(aq) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: ZnSO4 + Mg arrow Zn + MgSO4 a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Ba(ClO3)2 arrow BaCl2 + 3O2 a. combination (synthesis) b. decomposition c. displacement (single replacement) d. exchange (double replacement), Classify the following reaction: (NH4)2CO3(s) arrow CO2(g) + NH3(g) + H2O(g) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Zn + 2HCl = ZnCl2 + H2 Select one: a. decomposition b. combination c. none of above d. double replacement e. single replacement, Classify the following reaction: Mg(OH)2(s) + HCl(aq) arrow MgCl2(aq) + HOH(g) a. combination b. decomposition c. single replacement d. double replacement, For the reaction below, classify as a combination, decomposition, single replacement, or double replacement. 3) Answer is: Br2 is the oxidizing agent because its oxidation number decreases. Information about the equation, such as the type of reaction may also be calculated. substitutue 1 for any solids/liquids, and P, rate = -1/2 * ([Al] / t) = -1/3 * ([Br, (assuming constant volume in a closed system and no accumulation of intermediates or side products). The ____ is the maximum amount of product that can be produced from a given amount of reactant. 2Cr2O3 + 3Si arrow 4Cr + 3SiO2, Identify which reagent gets oxidized in the following redox reaction. H_2CO_3(aq) to CO_2(g) + H_2O(I), For the reaction below, classify as a combination, decomposition, single replacement, or double replacement. What is the percent yield if the actual yield is 22.0g of product? 2Al (s) + 3I 2 (s) 2AlI 3 (s) + To Conduct Demonstration Place evaporating dish on a ventilation grate on the bench. Since there are an equal number of atoms of each element on both sides, the equation is balanced. Determine the flow depth and velocity before the jump, and the fraction of mechanical energy dissipated. Fe(s) + Br2(g) arrow FeBr3(s), Classify the following reaction: 2Cu(NO3)2(s) arrow 2CuO(s) + 4NO2(g) + O2(g) a. decomposition b. combination c. combustion, Classify the following reaction: 2NaClO3(s) arrow 2NaCl(s) + 3O2(g) a. decomposition b. combination c. combustion, Classify the following reaction: 2CH3OH(l) + 3O2(g) arrow 2CO2(g) + 4H2O(g) a. decomposition b. combination c. combustion, Classify the following reaction: 2K(s) + S(s) arrow K2S(s) a. decomposition b. combination c. combustion, Classify the following reaction: MgO(s) + CO2(g) arrow MgCO3(s) a. decomposition b. combination c. combustion, Which type of reaction is represented by the following equation? The oxidation state of Br is getting decreased while that of Al is getting increased. NH4Cl K+ and PO43-. Simultaneous oxidation-reduction taking place in any specified reaction is always named as redox reaction. Consider the following reaction: 2Al(s) + 3Cu(NO3)2(aq) arrow 3Cu(s) + 2Al(NO3)3(aq). 2S2-(aq) acid-base Rating: 5 / 5 stars. For example, C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but XC2H5 + O2 = XOH + CO2 + H2O will. What is the oxidizing agent in the reaction? two of these, An aqueous solution of potassium chloride is mixed with an aqueous solution of sodium nitrate. In this chemical reaction, aluminium change oxidation number from 0 to +3 (lose electrons) and bromine change oxidation number from 0 to -1 (gain electrons, reduced). , Will give 100 points! K2CO3 precipitation A milliliter is equal to a cubic centimeter. synthesis, An aqueous solution of sodium sulfate is allowed to react with an aqueous solution of lead(II) nitrate. Since there is an equal number of each element in the reactants and products of 2Al + 3Br2 = 2AlBr3, the equation is balanced. An oxidation-reduction reaction is any chemical reaction in which the oxidation number of a molecule, atom, or ion changes by gaining or losing an electron. Aluminum foil added to bromine produces heat and flames. Cl-(aq), In what type of reaction is water always a product? a.\ 2Fe_{2}O_{3}\rightarrow 4Fe+3O_{2} [{Blank}] b.\ Cu(NO_{3, Consider the following balanced chemical reaction: 2C8H10 + 21O2 arrow 16CO2 + 10H2O. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Ca2+(aq) How do you determine if 2Ag2O(s) arrow 4Ag(s) + O2(g) is a redox reaction? two of the above Na2S Hg(NO_3)_2(aq) + 2NaI(aq) to HgI_2(s) + 2NaNO_3(aq), Classify the following reaction: Fe(s) + AgNO3(g) arrow Ag(s) + Fe(NO3)2(aq) a. combination b. decomposition c. single replacement d. double replacement, Classify the following as a combination, decomposition, single replacement, double replacement, or combustion reaction. FeSO4 if i have 17 apples and i eat 17 apples how many pears do i have? All rights reserved. MgI2(aq) + 2NaOH(aq) arrow Mg(OH)2(s) + 2NaI(aq), Determine whether or not the following equation represents a redox reaction. PbSO4, Which of the following will be spectator ions in the reaction in aqueous solution of barium nitrate and potassium phosphate? The scientist who discovered the essential nature of acids through solution conductivity studies is. hydrochloric acid synthesis, Which of the following ionic compounds is soluble in water? transfer of electrons Ca(NO3)2 Aluminum react with bromine 2Al + 3Br 2 2AlBr 3 [ Check the balance ] Aluminum react with bromine to produce aluminum bromide. precipitation All will be spectator ion b. acid . Which of the following would deviate the most from an ideal gas? Zn(s) + CuSO4(aq) arrow ZnSO4(aq) + Cu(s), Determine whether or not the following equation represents a redox reaction. Since there is an equal number of each element in the reactants and products of 2Al + 3NiBr2 = 2AlBr3 + 3Ni, the equation is balanced. Get access to this video and our entire Q&A library. Find the constants BBB and CCC in Andrade's equation for water, if it has been experimentally determined that =1.00(103)Ns/m2\mu=1.00\left(10^{-3}\right) \mathrm{N} \cdot \mathrm{s} / \mathrm{m}^2=1.00(103)Ns/m2 at a temperature of 20C20^{\circ} \mathrm{C}20C and that =0.554(103)Ns/m2\mu=0.554\left(10^{-3}\right) \mathrm{N} \cdot \mathrm{s} / \mathrm{m}^2=0.554(103)Ns/m2 at 50C50^{\circ} \mathrm{C}50C. b. the total number of ions is the same in reactants and products. The average of kinetic energy of particles in a substance is measured by its ____. the reaction 2Al+3Br2> 2AlBr3 is an example of a; This problem has been solved! Aluminum dust added to finely ground I 2 produces heat and copious purple vapor upon the addition of water. For a redox reaction, identify the oxidizing agent and the reducing agent. 500. A chemical reaction equation must be ____ in order to make stoichiometric calculations. Ca(NO_3)_2(aq) + H_2SO_4(aq) to 2HNO_3(aq) + CaSO_4(s), For the reaction below, classify as a combination, decomposition, single replacement, or double replacement. AgNO3(aq) + HCl(aq) arrow AgCl(s) + HNO3(aq), Balance the following redox reaction in basic solution: Au + CN- + O2 arrow Au(CN)4- + OH-, Balance the following redox reaction in basic solution: CrO42- + S2- arrow S + CrO2-, Balance the following redox reaction in basic solution.