anode : Cu
anode half reaction
Cu(s) ---------------> Cu^2+ (aq) + 2e^-
cathode : Pt
cathode half reaction
2H^+ (aq) + 2e^- -------------> H2(g)
Cu(s) ---------------> Cu^2+ (aq) + 2e^-
2H^+ (aq) + 2e^- -------------> H2(g)
Cu(s) + 2H^+ (aq) ----------. Cu^2+ (aq) + H2(g) cell reaction
Write The net ionic equation for each electrode (half) reaction and then for the cell reaction....
Write the half-reactions as they occur at each electrode and the net cell reaction for this electrochemical cell containing copper and silver: Cu(s)|Cu2 (aq)||Ag (aq)|Ag(s) Anode? Cathode? Net cell reaction?
Write the half-reactions as they occur at each electrode and the net cell reaction for this electrochemical cell containing indium and cadmiunm anode: In (aa)+3eInls) cathode: Cd (aq)+2e cals) net cell reaction:21n (aq+3Cdls)2lnls)+3cd (aq)
Write the half-reactions as they occur at each electrode and the net cell reaction for this electrochemical cell containing indium and cadmium: ln(s)|ln^3+ (aq)||Cd^2+ (aq)|Cd(s) anode: Ln rightarrow Ln^3+ + 3e^- cathode: Cd^2+ + 2e^- rightarrow Cd net cell reaction: 2ln + 3ed^2+ rightarrow 3ed + 2ln^3+
First fill in your half cell and cell reactions. F in standard cell potentials as you calculate them. Oxidation at the Anode: The black (.) lead is attached to the electrode, which is the source of electrons. Write the anode half reaction: Reduction at the Cathode: The red lead (+) is attached to the electrode. Write the cathode half reaction: E degree - V. Overall Cell Reaction (Net Ionic equation): Write the overall cell reaction (balance electrons and add together):...
In a copper-zinc voltaic cell, one half-cell consists of a ZnZn electrode inserted in a solution of zinc sulfate and the other half-cell consists of a CuCu electrode inserted in a copper sulfate solution. These two half-cells are separated by a salt bridge. At the zinc electrode (anode), ZnZn metal undergoes oxidation by losing two electrons and enters the solution as Zn2+Zn2+ ions. The oxidation half-cell reaction that takes place at the anode is Zn(s)→Zn2+(aq)+2e−Zn(s)→Zn2+(aq)+2e− The CuCu ions undergo reduction...
A voltaic cell consists of two half-cells. One half-cell contains a chromium electrode immersed in 1.00 M Cr(NO3)3 solution. The second half-cell contains a nickel electrode immersed in 1.00 M NI(NO3)2 solution. Nickel plates out on the nickel electrode as the voltaic cell runs. The beginning voltage of the cell is +0.487 V at 25°C. The standard electrode potential (standard reduction potential) of chromium at 25°C is -0.744 V. (a) Write a balanced half-reaction equation for the reaction occurring at...
A voltaic cell consists of two half-cells. One half-cell contains a chromium electrode immersed in 1.00 M Cr(NO3)3 solution. The second half-cell contains a cobalt electrode immersed in 1.00 M Co(NO3)2 solution. Cobalt plates out on the cobalt electrode as the voltaic cell runs. The beginning voltage of the cell is +0.467 V at 25°C. The standard electrode potential (standard reduction potential) of chromium at 25°C is −0.744 V. (a) Write a balanced half-reaction equation for the reaction occurring at...
Rearrange the following half-reaction to create an electrochemical cell. Write the labelled cathode half-reaction, anode half-reaction, and net ionic reaction. Also calculate the net cell potential. Cu(s )| Cu2+(aq) NO3-(aq) || Na+(aq) SO42-(aq) | Pb(s)
4. If the half reaction s (aq)+ e 3(aq) occurs at the carbon counter electrode, is this electrode acting as the anode or cathode in the solar cell? 4. If the half reaction s (aq)+ e 3(aq) occurs at the carbon counter electrode, is this electrode acting as the anode or cathode in the solar cell?
A voltaic electrochemical cell is constructed in which the anode is a Alt|Al half cell and the cathode is a Co2+|Co half cell. The half-cell compartments are connected by a salt bridge Write the anode reaction Write the cathode reaction. Write the net cell reaction the Al3 the Co2+Co In the external circuit, electrons migrate Al electrode electrode the Co2Co compartment the Al3Al In the salt bridge, anions migrate compartment +