Which Element Is Solid at Room Temperature

question 83

Multiple Choice

Which element is solid at room temperature?

• A) I₂
• B) Br₂
• C) H₂
• D) F₂
• E) Cl₂

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Definitions:

Aquatic Ecosystem

A water-based environment, including oceans, rivers, lakes, and wetlands, where plants and animals interact with the physical and chemical features.

Sewage, Sludge

The semi-solid by-product of the sewage treatment process, often treated and disposed of or sometimes used as a fertilizer after undergoing further processing.

Deep-Water Ocean

Areas of the ocean that are located far from land, typically at depths greater than 200 meters, characterized by cold temperatures and high pressure.

Oil Pollution

The release of liquid petroleum hydrocarbons into the environment, particularly the marine ecosystem, due to human activity, leading to environmental damage.