Use the Following Standard Reduction Potentials to Determine Which Species

question 82

Multiple Choice

Use the following standard reduction potentials to determine which species is the strongest oxidizing agent. Fe²⁺(aq) + 2 e^- → Fe(s) ; E° = -0.41 V
Pt²⁺(aq) + 2 e^- → Pt(s) ; E° = 1.18 V
Cr₂O₇^2-(aq) + 14 H⁺(aq) + 6 e^- → 2 Cr³⁺(aq) + 7 H₂O( ) ; E° = 1.33 V

• A) Fe
• B) Pt
• C) Cr³⁺
• D) Fe²⁺
• E) Cr₂O₇^2-

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Definitions:

Maslow's Theory

A psychological theory proposed by Abraham Maslow that suggests human needs are arranged in a hierarchy from physiological needs to safety, love and belonging, esteem, and self-actualization.

Self-actualization

The achievement of unlocking one’s abilities and possibilities, seen as an innate motivation or necessity found within all individuals.

Hierarchy of Needs

A theory proposed by Abraham Maslow suggesting that people are motivated by increasingly complex needs starting from basic physical necessities up to self-actualization.

Innate Need

A fundamental psychological or physiological requirement that is inherent and essential for the well-being and survival of an individual.