Cl- ------> Cl2
2Cl- ----> Cl2 + 2e- ....(1)
Since 10 electrons are transferred in balanced equation;
So, multiplying equation (1) by 5;
10Cl- ----> 5Cl2 + 10e-
Coefficient of Cl- is 10.
Question 10 (1 point) Given: MnO4 (aq) + H*(aq) + CI (aq) --> Mn2*(aq) + Cl2(g)...
Question 5 (1 point) Given: MnO4 (aq) + H+(aq) + Cl (aq) --> Mn2+(aq) + Cl2(g) + H2O(1) If the coefficient of MnO4 in the balanced equation is 2, what are the coefficients of H+, Cl- and Cl2, respectively? 8,5,5 0 16, 10,5 010, 10,5 o 4, 8, 4 08, 10,5
Question 7 (1 point) Given: MnO4"(aq) + H+ (aq) + CI+(aq) --> Mn2+ (aq) + Cl2(g) + H2O(1) If the coefficient of MnO4" in the balanced equation is 2, how many electrons are transferred in the reaction? O2 05 08 07 Question 8 (1 point) Write the cell diagram for the reaction Cl2(g) + 2Br" (aq) --> 2C1"(aq) + Br2(1) O Pt(s) CI+(aq), Br"(aq) || Br2(1) C12(g) | Pt(s) O Pt(s) | Br2(1) | Br"(aq) || C1"(aq) | C12(g) |...
Given: 1-(aq) + MnO4 (aq) + H2O(1) --> 12(s) + MnO2(s) + OH(aq) If the coefficient of MnO4 in the balanced equation is 2, what are the coefficients of l- and OH, respectively? O 6 and 8 06 and 12 06 and 6 03 and 4 O3 and 12
Question 6 (1 point) Given: Zn(s) + OH(aq) + H2O(l) + NO3- (aq) --> Zn(OH)42-(aq) + NH3(g) If 8 electrons are transferred in the balanced equation, what is the coefficient of OH-? Ö Ô ô ô 8
Given: H2SO3(aq) --> HSO4 (aq), acidic solution. How many electrons appear in the balanced half-reaction? О6 ОООО
Question 1 (1 point) Given: Br" (aq) -->BrO3- (aq), basic solution. How many electrons appear in the balanced half-reaction? 06 o o o o
a Choose the balanced equation for the following half-reaction, which takes place in acidic solution MnO4 (aq)Se2 (aq) -> Mn2(aq) Se(s) O 16H (aq)2Mn04- (aq)5Se2 (aq) ->2Mn2 (aq) 6H20()5Se(s) O16H (aq)2MnO4- (aq)5Se2 (aq) -2Mn2 (aq) 8H20(1) 5Se(s) 16H+ (aq)MnO4 (aq) 5Se2(aq) - Mn2(aq) +8H20(l) 5Se(s) O16H (aq)MnO4- (aq) 5Se2 (aq) -2Mn2(aq) + 8H2O(l)5Se(s) bChoose the balanced equation for the following half-reaction, which takes place in acidic solution: S2Os2(aq)CI (aq) SO42(aq) Cl2 (aq) S2O82(aq)2CI (aq) 2SO42(aq) Cl2(aq) S2O82-(aq)C (aq) -2SO42-(aq) 2Cl2...
When the reaction below is balanced, how many electrons are transferred? O2(g) + H2O(l) + Fe(s) --> Fe(OH)3(s) Oo 04 • 12 8
Question 9 Consider the following mechanism: 1. Clo (aq) + H20(1) <=> HClo(aq) + OH (aq) FAST 2. 1(aq) + HClO(aq) => HIO(aq) + Cl (aq) SLOW 3. OH"(aq) + HIO(aq) => H2O(l) + 10 (aq) FAST What is the role of HIO? Selected Answer: C. reactant Correct Answer: D. intermediate
Question 2 of 10 > Attempt 1 Balance the following redox reaction in acidic solution using whole number coefficients. NO3(aq) +1,(s) — 103(aq) + NO2(g) In the balanced equation, what is the coefficient for NOZ? 5 2 10 Incorrect