Oxidation half reaction
Pb(s) --->Pb2+(aq.) + 2e
Reduction half reaction
Cl2(g) + 2e --- 2 Cl-(aq.)
For the following electron-transfer reaction: Cl2(g) + Pb() ——20F (aq) + Pb2+(aq) The oxidation half-reaction is:...
1. For the following electron-transfer reaction: Cl2(g) + Hg(l) 2Cl-(aq) + Hg2+(aq) The oxidation half-reaction is: (aq)(s)(l)(g) + (aq)(s)(l)(g) (aq)(s)(l)(g) + (aq)(s)(l)(g) The reduction half-reaction is: (aq)(s)(l)(g) + (aq)(s)(l)(g) (aq)(s)(l)(g) + (aq)(s)(l)(g) 2. For the following electron-transfer reaction: 3Br2(l) + 2Al(s) 6Br-(aq) + 2Al3+(aq) The oxidation half-reaction is: (aq)(s)(l)(g) + (aq)(s)(l)(g) (aq)(s)(l)(g) + (aq)(s)(l)(g) The reduction half-reaction is: (aq)(s)(l)(g) + (aq)(s)(l)(g) (aq)(s)(l)(g) + (aq)(s)(l)(g)
For the following electron-transfer reaction 2Cr(6)+3Cl,(@)2Cr (aq) +6Cr (aq) The oxidation half-reaction is: + The reduction half-reaction is: + + 1
For the following electron-transfer reaction: 2Cr(s) + 3Cu2+(aq) 2Cr3+(aq) + 3Cu(s) The oxidation half-reaction is: The reduction half-reaction is:
For the following electron-transfer reaction: Cd2+(aq) + Mn(s) → Cd(s) + Mn2+(aq) The oxidation half-reaction is: + + The reduction half-reaction is: + + Submit Answer Retry Entire Group 8 more group attempts remaining
For the reaction, Pb(s) + 2HCIO(aq) + 2H+(aq) → Pb2+(aq) + Cl2(g) + 2H2O(1) the value of Eºcell is 1.74 V. What is the value of Eºcell for the related reaction given below? YPb2+(aq) + 42Cl2(g) + H2O(1) → YPb(s) + HCIO(aq) + H+(aq) O 1.74 V -0.87 V -1.74 V 0.87 V 0.0 V
Select the oxidation-reduction reaction(s)? 1. Pb(ClO4)2(aq) + 2 KI(aq) → PbI2(s) + 2 KClO4(aq) 2. Cl2(g) + CuI2(aq) → CuCl2(aq) + I2(aq) 3. CaCO3(s) → CO2(g) + CaO(s) Group of answer choices 1 only 3 only 2 only 1 and 3
A voltaic cell consists of an Mn/Mn2+ half-cell and a Pb/Pb2+ half-cell. Pb2+(aq) + 2e- → Pb(s) Eo = -0.13V Mn2+(aq) + 2e- →Mn(s) Eo = -1.18V What is the anode half-reaction for this voltaic cell? Question options: a. Mn2+(aq) + 2e- →Mn(s) b. Pb(s) → Pb2+(aq) + 2e- c. Pb2+(aq) + 2e- → Pb(s) d. Mn(s) →Mn2+(aq) + 2e-
Separate galvanic cells are made from the following half-cells: cell 1: H+(aq)/H2(g) and Pb2+(aq)/Pb(s) cell 2: Fe2+(aq)/Fe(s) and Zn2+(aq)/Zn(s) Which of the following is correct for the working cells? Standard reduction potentials, 298 K, Aqueous Solution (pH = 0): Cl2(g) + 2e --> 2C1-(aq); E° = +1.36 V Fe3+(aq) + e --> Fe2+(aq); E° = +0.77 V Cu2+(aq) + 2e --> Cu(s); E° = +0.34 V 2H+(aq) + 2e --> H2(g); E° = 0.00 V Pb2+(aq) + 2e --> Pb(s);...
balance the following oxidation reduction reaction in basic solution NO3- + Pb —-> NO + Pb 2+ Balance basic oxidation-reduction reactions Question Balance the following oxidation-reduction reaction in basic solution. NO; + Pb → NO + Pb2+ Provide your answer below: No; + Pb+ 4,0-Ono + Pb2+ + oH-
Balance the following oxidation-reduction reactions using the half-reaction method. 1. HCOOH (aq) + MnO.. (aq) → CO2 (g) + Mn2. Acidie solution Identify the reduction half Identify the oxidation half Basic solution Identify the reduction half Identify the oxidation half Write a balanced equation for the electrode and overall cell reactions in the following galvanic cell and determine E°. Sketch the cell, labeling the anode and cathode and showing the direction of electron and ion flow. 2. 3. Circle the...