Definition

1. Noun:
   • A branch of chemistry: "Physical chemistry" is the scientific discipline that applies the principles, theories, and techniques of physics to the study of chemical systems. It focuses on understanding how matter behaves on a molecular and atomic level by examining the physical properties of chemical substances and the laws that govern chemical changes.

Usage Examples

• Noun:
  • Her research in physical chemistry involves studying the rates of chemical reactions.
  • Understanding thermodynamics is a fundamental part of physical chemistry.
  • The professor specializes in physical chemistry, particularly in spectroscopic analysis.

Advanced Usage

• "The physical chemistry of surfaces": refers to the sub-discipline studying phenomena at interfaces, such as adsorption or catalysis.

  • His work explores the physical chemistry of surfaces to improve catalytic converters.

• "Applied physical chemistry": denotes the use of physical chemistry principles to solve practical engineering or industrial problems.

  • The development of new battery technology relies heavily on applied physical chemistry.

Variants and Related Words

• Physicochemical (adj): relating to both physical and chemical properties or processes.

  • They analyzed the physicochemical properties of the new polymer.

• Electrochemistry (n): a major subfield of physical chemistry dealing with the relationship between electrical energy and chemical change.

• Thermodynamics (n): a core area within physical chemistry concerning heat, work, temperature, and energy in chemical systems.
• Kinetics (n): the study of reaction rates, a key topic in physical chemistry.

Synonyms

• Chemical physics: A closely related field with significant overlap, often focusing more on the physical principles underlying chemical phenomena.

Related Phrases

• "Principles of physical chemistry": a common phrase denoting the foundational theories of the field.

  • The textbook 'Principles of Physical Chemistry' is a standard reference.

• "Physical chemistry laboratory": a setting where experiments measuring physical properties of chemicals are conducted.

  • Students learn to use calorimeters in the physical chemistry laboratory.

Noun

1. the branch of chemistry dealing with the physical properties of chemical substances