Write the Formula of the Weakest Reducing Agent Given the Following

question 75

Multiple Choice

Write the formula of the weakest reducing agent given the following standard reduction potentials in acid solution: $\begin{array}{ll}\mathrm{O}_{2}+4 \mathrm{H}^{+}+4 \mathrm{e}^{-} \rightarrow 2 \mathrm{H}_{2} \mathrm{O} & \mathrm{E}^{\circ}=+1.23 \mathrm{~V} \\\mathrm{Sn}^{4+}+2 \mathrm{e}^{-} \rightarrow \mathrm{Sn}^{2+} & \mathrm{E}^{\circ}=+0.13 \mathrm{~V} \\\mathrm{Zn}^{2+}+2 \mathrm{e}^{-} \rightarrow \mathrm{Zn}(\mathrm{~s}) & \mathrm{E}^{\circ}=-0.76 \mathrm{~V}\end{array}$

• A) Zn(s)
• B) Sn²⁺
• C) O₂
• D) H₂O
• E) None of the above

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Definitions:

Intracellular

Occurring within or inside a cell, affecting the cell's internal environment or processes.

Neurotransmitters

Chemicals that transmit signals across a synapse from one neuron to another in the nervous system.

Synapse

The junction between two neurons, where nerve impulses are transmitted from one to the other.

Sodium

A chemical element, symbol Na, that is a highly reactive metal and an essential mineral for living organisms.