Which Substance Is Serving as the Oxidizing Agent in the Following

question 82

Multiple Choice

Which substance is serving as the oxidizing agent in the following reaction? 14H⁺ + Cr₂O₇^2- + 3Ni → 3Ni²⁺ + 2Cr³⁺ + 7H₂O

• A)Ni
• B)H⁺
• C)Cr₂O₇^2-
• D)H₂O
• E)Ni²⁺

---

Definitions:

Cross-Sequential Research

A hybrid research design that includes cross-sectional and longitudinal research. Also called cohort-sequential research or time-sequential research.

K.Warner Schaie

A psychologist known for his work in the field of adult development and aging, particularly cognitive development over the lifespan.

Retesting

The process of taking a test or evaluation again, typically to verify the reliability of the results or to check for improvements after interventions.

Specialized Skills

Particular abilities or expertise developed to perform specific tasks or functions proficiently, often requiring focused training or experience.