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Vocabularyc
vocabulary for chemistry
Word | Definiton |
---|---|
Atom | the smallest particle of an element that retains all the properties and elements |
Isotope | atoms of the same element with the same number of protons but different numbers of neutrons |
Radioactivity | the process in which some substances spontaneously emit radiation |
Neutron | a neutral subatomic particle in an atom's nucleus that has a mass nearly equal to that of a proton |
Wavelength | the shortest distance between equvalent points on a continous wave; usually expressed in meters,centmeters, or nanometers |
Frequency | the number of waves that pass a given point per second |
Amplitude | the height of a wave from the origin to a crest,or from a origin to a trough |
Quantum | the minimum amount of energy that can be gained or lost by an atom |
Photon | a particle of electromagnetic radiation with no mass that carries a quantum of energy |