Consider the Following Orderings

question 59

Multiple Choice

Consider the following orderings.
I. Al < Si < P < Cl
II. Be < Mg < Ca < Sr
III. I < Br < Cl < F
IV. Na⁺ < Mg²⁺ < Al³⁺ < Si⁴⁺
-Which of these give(s) a correct trend in ionization energy?

• A) I, IV only
• B) I, II only
• C) I, III, IV
• D) III only
• E) none of them

---

Definitions:

Conservation Corridors

Strips of land that allow animals to move safely between habitats that would otherwise be isolated.

Ecosystem Diversity

Variety of species in a particular locale, dependent on the species’ interactions.

Species Diversity

The variety and abundance of different species within a given ecological community or ecosystem.

Abiotic Environment

The non-living parts of the environment that affect living organisms, including climate, soil, and water.