A voltaic cell is constructed with an Sn/Sn2+ half-cell and a Zn/Zn2+ half-ce...

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A voltaic cell is constructed with an Sn/Sn2+ half-cell and a Zn/Zn2+ half-cell. The zinc electrode is negative.

Draw a diagram of this cell, labeling electrodes with their charges and showing the direction of electron flow in the wire and anion/cation flow in the salt bridge

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More Galvanic Cells Questions:

Electrochemistry: Reduction potentials in a Galvanic Cell

Use the standard reduction potentials below to answer the following question: which metal could be used to create a sacrificial anode for an aluminum pipe?

$\begin{array}{c:c}\rm Reduction\ half-reaction& E° (V)\\ \hline 𝐶𝑎^{2+} (𝑎𝑞)+2 𝑒^−⇌𝐶𝑎 (𝑠)& -2.87\\ \hline 𝑁𝑎^+ (𝑎𝑞)+𝑒^−⇌𝑁𝑎 (𝑠)&-2.71\\ \hline 𝐴𝑙^{3+} (𝑎𝑞)+3 𝑒^−⇌𝐴𝑙(𝑠) &-1.66\\ \hline 𝑀𝑛^{2+} (𝑎𝑞)+2 𝑒^−⇌𝑀𝑛 (𝑠)&-1.18\\ \hline 𝐶𝑢^{2+} (𝑎𝑞)+2 𝑒^− ⇌𝐶𝑢 (𝑠) &+0.15\\ \hline 𝐴𝑔^+ (𝑎𝑞)+𝑒^− ⇌𝐴𝑔 (𝑠)&+0.80\end{array}$

A voltaic cell is constructed with an Sn/Sn2+ half-cell and a Zn/Zn2+ half-cell. The zinc electrode is negative.

Write a balanced overall reaction for this cell

Draw a diagram of this cell, labeling electrodes with their charges and showing the direction of electron flow in the wire and anion/cation flow in the salt bridge

Choose the INCORRECT statement

Electrochemistry: Galvanic Cells

Construct a galvanic cell with the highest voltage given the following half reactions. Determine the voltage produced and express it in standard cell notation.

$Na^+_{(aq)} +e^- \to Na_{(s)} \hspace{40pt} E^o=-2.71V$

$S_2O_{8(aq)}^{2-} +2e^- \to 2SO_{4(aq)}^{2-} \hspace{20pt} E^o=2.01V$

Electrochemistry: Galvanic Cell

In a zinc-lead cell the reaction is:

$Pb^{2+}\left(aq\right)+Zn\left(s\right)\to Pb\left(s\right)+Zn^{2+}\left(aq\right)\ \ \ \ \ \ \ E\degree=0.637V$

Which of the following statements about this cell is FALSE?

Electrochemistry: Galvanic Cells

In a galvanic cell, oxidation occurs at the:

Electrochemistry: Ksp calculations

Use the following reduction potentials to calculate the Ksp of La(OH)3(s)

\begin{array}{llllll}&La(OH)_{3(s)}&+&3e-&\rightarrow& La_{(s)}&+&3\ OH^-_{(aq)}& &&E^o=-2.90 V \\ &La^{3+}_{(aq)}&+&3e^-&\rightarrow& La_{(s)}&&&&& E^o=-2.379\ V \end{array}

Electrochemistry: Battery

Given the following half cells, what is the maximum voltage of a battery that could be constructed?

\begin{array}{llll}&Li^+_{(aq)}&+&e^{-}&\rightarrow&Li_{(s)}&&E^o=-3.04\ V\\ \\&Ce^{4+}_{(aq)}&+&e^{-}&\rightarrow&Ce^{3+}_{(s)}&&E^o=1.44 \ V \\ \\&Co^{3+}_{(aq)}&+&e^{-}&\rightarrow&Co^{2+}_{(aq)}&&E^o=1.82 \ V \end{array}

Electrochemistry: Standard Reduction Potentials

A galvanic cell is constructed from chromium and copper electrodes immersed in aqueous solutions of Cr3+and Cu2+ respectively (half-reactions shown below).

$Cr^{3+}(aq)+3e^-⇌Cr(s)$ $E°_{red}=-0.74V$

$Cu^{2+}(aq)+2e^-⇌Cu(s)$ $E°_{red}=+0.34V$

Practice: Galvanic Cells

Galvanic Cell Practice

Construct a galvanic cell with the highest voltage given the following half reactions. Determine the voltage produced and express it in standard cell notation.

$Na^+_{(aq)} +e^- \to Na_{(s)} \hspace{40pt} E^o=-2.71V$

Practice: Galvanic Cells

Construct a galvanic cell with the highest voltage given the following half reactions. Determine the voltage produced and express it in standard cell notation.

$Na^+_{(aq)} +e^- \to Na_{(s)} \hspace{40pt} E^o=-2.71V$

$S_2O_{8(aq)}^{2-} +2e^- \to 2SO_{4(aq)}^{2-} \hspace{20pt} E^o=2.01V$

Practice: Galvanic Cells

Galvanic Cell Practice

Construct a galvanic cell with the highest voltage given the following half reactions. Determine the voltage produced and express it in standard cell notation.

$Na^+_{(aq)} +e^- \to Na_{(s)} \hspace{40pt} E^o=-2.71V$