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Electrons in atoms
Question | Answer |
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Electromagnetic radiation | is a form of energy that exhibits wavelike behavior as it travels through space. |
Wavelength | is the shortest distance between quaivalent points on a continuous wave. |
Frequency | is the number of waves that pass a given point per second. |
Electromagnetic spectrum | encompasses all forms of electromagneticc radiation. |
Quantum | is the minimum amount of energy that can be gained or lost by an atom. |
Planck's constant | where J is the symbol for the joule, the SI unit of energy. |
Photoelectric effect | electrons, called photoelectrons, are emitted from a metal's surface when light of a certain frequency shines on the surface. |
Photon | a particle of electromagnetic radiation with no mass that carries quantum energy. |
Atomic emission spectrum | is the set of frequencies of the electromagnetic wavews emitted by atoms of the element. |
Ground state | lowest allowable energy state of a an atom. |