allotropic

/,ælə'trɔpik/

Thân thiện

Carbon can exist in different allotropic forms like graphite and diamond.

Definition

1. Adjective:
   • Of or related to allotropism: Describes the property of a chemical element to exist in two or more different physical forms (allotropes) in the same physical state. These forms have distinct atomic or molecular structures, leading to different physical and sometimes chemical properties.

Usage

• The adjective "allotropic" is used to describe elements that exhibit allotropy. It is typically placed before a noun (e.g., "an allotropic element") or used after a linking verb like "is" or "are."
• It is a technical term primarily used in chemistry and materials science.

Examples

• Adjective:
  • Carbon is an allotropic element, existing as graphite, diamond, and fullerene.
  • The allotropic forms of sulfur have different crystal structures.
  • Phosphorus exhibits allotropic behavior with white, red, and black varieties.

Advanced Usage

• "Allotropic modification": A specific term for one of the different structural forms of an element.
  • The transition from graphite to diamond is a change in allotropic modification.

Variants and Related Words

• Allotropy (n): The phenomenon itself, where an element exists in multiple forms.
  • The allotropy of carbon is fundamental to many technologies.
• Allotrope (n): One of the different forms of an allotropic element.
  • Ozone (O₃) is an allotrope of oxygen.

Synonyms

• Polymorphic (adj): While similar, "polymorphic" is a broader term that can apply to compounds and minerals, not just elements. "Allotropic" is specific to chemical elements.

Antonyms

• Monotropic (adj): Describing an element that exists in only one stable form under normal conditions.

Học thuật

Adjective

1. of or related to or exhibiting allotropism
   • carbon and sulfur and phosphorus are allotropic elements

Từ đồng nghĩa

• allotropical