Flashcards - Praxis Middle School Science: Atomic Structure

Flashcards - Praxis Middle School Science: Atomic Structure
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principal quantum number
In quantum mechanics, the principal quantum number is one of four quantum numbers which are assigned to each electron in an atom to describe that electron's state
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photon
A photon is an elementary particle, the quantum of all forms of electromagnetic radiation including light
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ground state
The ground state of a quantum mechanical system is its lowest-energy state; the energy of the ground state is known as the zero-point energy of the system
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John Dalton
John Dalton FRS was an English chemist, physicist, and meteorologist
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John Dalton
John Dalton FRS was an English chemist, physicist, and meteorologist
ground state
The ground state of a quantum mechanical system is its lowest-energy state; the energy of the ground state is known as the zero-point energy of the system
photon
A photon is an elementary particle, the quantum of all forms of electromagnetic radiation including light
principal quantum number
In quantum mechanics, the principal quantum number is one of four quantum numbers which are assigned to each electron in an atom to describe that electron's state
neutrons
The neutron is a subatomic particle, symbol n or n0, with no net electric charge and a mass slightly larger than that of a proton
nucleus
In cell biology, the nucleus is a membrane-enclosed organelle found in eukaryotic cells
spin quantum number
In atomic physics, the spin quantum number is a quantum number that parameterizes the intrinsic angular momentum of a given particle
electron microscope
An electron microscope is a microscope that uses a beam of accelerated electrons as a source of illumination
orbitals
In quantum mechanics, an atomic orbital is a mathematical function that describes the wave-like behavior of either one electron or a pair of electrons in an atom

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