energy state

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energy state

An electron transitions from a lower to a higher energy state.

Definition

Noun: 1. A specific, quantized energy level that a physical system, particularly a particle like an electron within an atom or molecule, can possess: In quantum mechanics, a system cannot have any arbitrary energy; it can only exist in specific, discrete energy states. The energy state defines the system's configuration and properties. 2. The condition of a system characterized by a particular energy value: It refers to one of the allowed stable conditions defined by a precise energy level.

Usage Examples
  • Noun:
    • An electron can transition from a lower energy state to a higher one by absorbing a photon.
    • The molecule was excited into a higher energy state.
    • According to quantum theory, the possible energy states of an electron in an atom are fixed.
Advanced Usage
  • "Ground state": The lowest possible energy state of a system.
    • When all electrons are in their lowest possible orbitals, the atom is in its ground state.
  • "Excited state": Any energy state higher than the ground state.
    • Absorbing light can promote an electron from the ground state to an excited state.
Variants and Related Words
  • Energy level (n): Often used synonymously with "energy state," particularly when describing the discrete levels in an atomic model.
    • The Bohr model depicts electrons orbiting at specific energy levels.
  • Quantum state (n): A more general term describing the complete state of a quantum system, which includes its energy state as a key property.
Synonyms
  • Quantum level
  • Stationary state (in quantum mechanics, a state with a definite energy)
Related Phrases
  • To occupy an energy state: To be in a particular energy level.
    • In a hydrogen atom, the electron normally occupies the lowest available energy state.
  • Transition between energy states: The process of moving from one discrete energy level to another.
    • The emission of light occurs due to an electron's transition between energy states.
energy state

An electron transitions from a lower to a higher energy state.

Noun
  1. a definite stable energy that a physical system can have; used especially of the state of electrons in atoms or molecules
    • according to quantum theory only certain energy levels are possible

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