Chromium and Manganese Are Among the Transition Elements That Form

question 18

Multiple Choice

Chromium and manganese are among the transition elements that form several different oxides. Which of the following statements characterize these oxides?

• A)As the oxidation number on the metal increases, the valence-state electronegativity increases and the oxides change from acidic to basic.
• B)As the oxidation number on the metal increases, the valence-state electronegativity increases and the oxides change from basic to acidic.
• C)As the oxidation number on the metal increases, the valence-state electronegativity decreases and the oxides change from acidic to basic.
• D)As the oxidation number on the metal increases, the valence-state electronegativity decreases and the oxides change from basic to acidic.
• E)None of these choices are correct.

---

Definitions:

Facilitation and Support

The process of making tasks easier and providing assistance to achieve goals.

OD Process

Organizational Development Process refers to the planned, systematic efforts to improve the effectiveness of an organization through change in policies, power, leadership, control, or job redesign.

Diagnosis, Intervention, Follow-Up

A systematic approach in organizational development involving the identification of issues, implementation of solutions, and evaluation of outcomes over time.

Seafloor Spreading

The process where new ocean floor is created at mid-ocean ridges and moves away caused by the divergence of tectonic plates.