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Chapter 5 Vocab

Section 5.1 and 5.2

What is a formof energy that exhibits wavelike behavior as it travels through space? electromagnetic radiation
What is the shortest distance between eqivalent points on a continuous wave? wavelength
What is the number of waves that pass a given point per second? frequency
What is the wave's height from the origin to a crest, or from the orgin to a trough? amplitude
What encompasses all forms of electromagnetic radiation? electromagnetic spectrum
What is the minimum amount of energy that can be gained or lost by an atom? quantum
What is h, which has a value of 6.626 X 10^-34 J.S, where J is the symbol for the joule? Planck's constant
What is a phenomenon in which photoelectrons are emitted from a metal's surface when light of a certain frequency shines on the surface? photoelectric effect
What is a particle of electromagnetic radiation with no mass that carries no quantum of energy? photon
What is a set of frequencies of electromagnetic waves given off by atoms of an element; is electrically neutral, spherically shaped, and consists of a series of fine lines of individual colors? atomic emission spectra
What is the lowest allowable energy state of an atom? ground state
What predicts that all moving particles ave wave characteristics? de Broglie equation
What states that it is fundamentally impossible to know precisely both the velocity and position of a particle at the same time? Heinsberg uncertainty principle
What is the atomic model in which electrons are treated as waves; also known as wave mechanical model oof the atom? quantum mechanical model of the atom
What is a three-dimensional region around the nucleus? atomic orbital
What indicates the relative sizes and energiesof atominc orbitals? principal quantum number
What specifies the atom's major energy levels? principal energy level
What are the energy levels contained within a principal energy level? energy sublevel
Created by: laurenholmes