What Is the Correct Order of Decreasing Size of the Following

question 18

Multiple Choice

What is the correct order of decreasing size of the following ions?

• A) P^3- > Cl^- > K⁺ > Ca²⁺
• B) Ca²⁺ > K⁺ > Cl^- > P^3-
• C) K⁺ > Cl^- > Ca²⁺ > P^3-
• D) K⁺ > Cl^- > P^3- > Ca²⁺
• E) None of these relative size statements is correct.

---

Definitions:

Ecological Footprint

Area of Earth’s surface required to sustainably support a particular level of development and consumption.

World Average

A statistical average or median metric that represents global data across various categories, such as temperature, income, or health indicators.

Ecological Footprint

A measure of human demand on Earth's ecosystems, representing the amount of natural environment required to sustain their lifestyle.

Earth's Surface

The outermost layer of the Earth, consisting of the crust and upper mantle, and characterized by landforms, water bodies, and living ecosystems.