Valency Meaning and Definition

Valency

Valency

Pronunciation

/ˈvælənsi/

Part of Speech

Noun

Definition

A measure of the tendency of an atom, group of atoms, or molecule to form bonds with other atoms, groups, or molecules.

Examples

  • The valency of a particular atom is crucial in determining its chemical reactivity.
  • Understanding valency is essential for understanding the properties of molecules.

Synonyms

  • Valence
  • Combining capacity

Antonyms

  • Singularity
  • Separation

Etymology

The term “valency” comes from the Latin word “valere,” meaning “to be strong,” and was first coined in the 19th century to describe the ability of an atom to form chemical bonds.

Usage Notes

When using the term “valency,” it’s important to distinguish it from the term “valence,” which refers to the degree of ionization of an atom or group of atoms.

Cultural References

Valency is often mentioned in chemistry and science textbooks, and has been referenced in popular culture in films and television shows.

Idiomatic Expressions or Phrases

“Forming strong bonds” is an idiomatic expression that refers to the concept of valency in chemistry.

Related Words or Phrases

  • Bonding
  • Chemical reaction
  • Molecular structure

Collocations

  • Quantum valency
  • Atomic valency
  • Molecular valency

Frequency of Use

Valency is a commonly used term in scientific and academic communities, particularly in the fields of chemistry and physics.

Common Misspellings

Some common misspellings of the term “valency” include “valence” and “valent.”

Related Words