Consider the Following Standard Reduction Potentials in Acid Solution The Strongest Reducing Agent Listed Above Is
A) Cr³⁺

question 53

Multiple Choice

Consider the following standard reduction potentials in acid solution: $\begin{array}{ll}\mathrm{Cr}^{3+}+3 \mathrm{e}^{-} \rightarrow \mathrm{Cr} & \mathrm{E}^{\circ}=-0.74 \mathrm{~V} \\\mathrm{Co}^{2+}+2 \mathrm{e}^{-} \rightarrow \mathrm{Co} & \mathrm{E}^{\circ}=-0.28 \mathrm{~V} \\\mathrm{MnO}_{4^{-}}+8 \mathrm{H}^{+}+5 \mathrm{e}^{-} \rightarrow \mathrm{Mn}^{2+}+4 \mathrm{H}_{2} \mathrm{O} & \mathrm{E}^{\circ}=+1.51 \mathrm{~V}\end{array}$ The strongest reducing agent listed above is

• A) Cr³⁺.
• B) Cr.
• C) Mn²⁺.
• D) Co.
• E) MnO₄^-.

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Definitions:

Placebo Control Group

In research, a group of participants that receives an inert substance or treatment to compare against the effects of the actual drug or intervention being tested.

Inactive Treatment

A treatment or therapy that lacks active components, often used as a control condition in experimental research to assess the efficacy of treatments.

Daily Check-ins

The practice of regularly reviewing one's feelings, tasks, or wellness, often used for maintaining mental health or team productivity.

Internal Validity

Extent to which all factors that could extraneously affect a study’s results are controlled within a laboratory study.