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Any of the series of elements with increasing atomic numbers that begins with actinium or thorium and ends with lawrencium.

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Any of the monovalent mostly basic metals of group I of the periodic table comprising lithium, sodium, potassium, rubidium, cesium, and francium.

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Any of the divalent strongly basic metals of group II of the periodic table comprising beryllium, magnesium, calcium, strontium, barium, and radium.

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The ion in an electrolyzed solution that migrates to the anode.

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The mass of an atom usually expressed in atomic mass units.

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An experimentally determined number characteristic of a chemical element that represents the number of protons in the nucleus which in a neutral atom equals the number of electrons outside the nucleus and that determines the place of the element in the periodic table.

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Is generally stated as being the total distance from an atom’s nucleus to the outermost orbital of electron.

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The ion in an electrolyzed solution that migrates to the cathode.

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A Group 11 element is one in the series of elements in group 11 in the periodic table, consisting of transition metals which are the traditional coinage metals of copper (Cu), silver (Ag), and gold (Au).

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Is a measure of the tendency of an atom to attract a bonding pair of electrons.

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Is a column of elements in the periodic table of the chemical elements.

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Any of the five elements fluorine, chlorine, bromine, iodine, and astatine that form part of group VIIA of the periodic table and exist in the free state normally as diatomic molecules.

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An atom or group of atoms that carries a positive or negative electric charge as a result of having lost or gained one or more electrons.

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Distance from the center of an ion's nucleus to its outermost electron.

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Is the energy required to remove an electron from a gaseous atom or ion.

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Any of the series of fifteen metallic elements from lanthanum to lutetium in the periodic table.

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Are any of the chemical belonging to the S and P blocks of the periodic table.

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Are elements that have luster (are shiny), conduct heat and electricity, and usually bend without breaking (malleable).

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A chemical element with properties intermediate between those of typical metals and nonmetals.

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Any of a group of rare gases that include helium, neon, argon, krypton, xenon, and usually radon and that exhibit great stability and extremely low reaction rates.

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A chemical element (such as boron, carbon, or nitrogen) that lacks the characteristics of a metal.

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Is the name given to a horizontal row of the periodic table.

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A law in chemistry: the elements when arranged in the order of their atomic numbers show a periodic variation of atomic structure and of most of their properties.

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Describes the attraction between an electron and the nucleus in any atom with more than one electron shell.

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Any of various metallic elements (such as chromium, iron, and nickel) that have valence electrons in two shells instead of only one.

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http://www.chem4kids.com/files/art/elem_actinide1.png

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https://i.ytimg.com/vi/a7RfqNC_w2I/maxresdefault.jpg

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https://periodictablegroups.files.wordpress.com/2013/10/alkali_earth_metal_family.jpg

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https://www.learner.org/courses/chemistry/images/lrg_img/AnionCation.jpg

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https://www.ontrack-media.net/chemistry/cm2l5image1.jpg

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https://i.ytimg.com/vi/I86MXYiBRY4/maxresdefault.jpg

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http://study.com/cimages/multimages/16/ionic-bonding_nacl_r.jpg

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http://img-aws.ehowcdn.com/600x600p/photos.demandstudios.com/getty/article/28/120/sb10067962e-001.jpg

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http://www.chemguide.co.uk/atoms/bonding/pteneg.GIF

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http://www.meta-synthesis.com/webbook/02_mge/MGE2.png

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http://www.chem4kids.com/files/art/elem_halogen1.png

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https://d2gne97vdumgn3.cloudfront.net/api/file/gcN2ttYjRneCBkqokac6

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http://www.chemistryviews.org/SpringboardWebApp/userfiles/chem/image/2011_May/Ionic_Radii_definition.gif

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http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch7/graphics/ch7_12.gif

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http://www.ggg.gl/userfiles/image/elements.JPG

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http://wps.prenhall.com/wps/media/objects/1054/1079855/IMAGES/AAALULW1.jpg

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https://upload.wikimedia.org/wikipedia/commons/thumb/e/e7/Periodic_table-metals.svg/270px-Periodic_table-metals.svg.png

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https://www.wonderwhizkids.com/images/content/chemistry/metals_and_non_metals/overview/conceptmap/metalliods1.jpg

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http://www.chem4kids.com/files/art/elem_inertgas1.png

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http://images.tutorvista.com/cms/images/83/non-metals-in-periodic-table.jpg

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https://i.ytimg.com/vi/7mLPC74GHMo/maxresdefault.jpg

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http://hinesscience.weebly.com/uploads/2/7/6/1/2761187/7337258.jpg?335x254

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https://s3-us-west-2.amazonaws.com/courses-images/wp-content/uploads/sites/1941/2017/05/30162459/nuclear-charge-diagram.svg_.png

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http://study.com/cimages/multimages/16/transition-metals.jpg

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Energy in the form of electromagnetic waves.

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(λ) is the distance

between two corresponding parts of a wave.

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Equals the number of

complete waves that pass a given

point in a certain amount of time.

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The maximum distance

the particles of the medium carrying the wave move away from their rest positions.

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The entire range of wavelengths or frequencies of electromagnetic radiation extending from gamma rays to the longest radio waves and including visible light

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A discrete quantity of energy proportional in magnitude to the frequency of the radiation it represents.

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A constant that gives the unvarying ratio of the energy of a quantum of radiation to its frequency and that has an approximate value of 6.626 × 10−34 J·s

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Is the quantum of electromagnetic radiation that describes the particle properties of an electromagnetic wave.

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The phenomenon in which the absorption of electromagnetic radiation, as light, of sufficiently high frequency by a surface, usually metallic, induces the emission of electrons from the surface

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The state of least energy of a particle, as an atom, or of a system of particles.

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Any integer or half of an odd integer that distinguishes one of the discrete states of a quantum-mechanical system.

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States that it is impossible to know simultaneously the exact position and momentum of a particle. That is, the more exactly the position is determined, the less known the momentum, and vice versa.

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In the Bohr model, the neutrons and protons are contained in a small, dense nucleus, which the electrons orbit in defined spherical orbits.

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Are regions of space around the nucleus of an a where an electron is likely to be found.

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An integer associated with the energy of an atomic electron in any one of its possible stationary states and including both the azimuthal and the radial quantum number

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Denoted by the principal quantum number n. The first element in a period of the periodic table introduces a new principal energy level.

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A sublevel is an energy level defined by quantum theory.

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Is the distribution of electrons of an atom or molecule(or other physical structure) in atomic or molecular orbitals.

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States that in the ground state of an atom or ion, electrons fill atomic orbitals of the lowest available energy levels before occupying higher levels.

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Says that every electron must be in its own unique state. In other words, no electrons in an atom are permitted to have an identical set of quantum numbers.

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States that the lowest energy electron configuration, the ground state, in any electron subshell is the one with the greatest number of parallel electron spins.

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An electron of an atom, located in the outermost shell Valence electron of the atom, that can be transferred to or shared with another atom.

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Are diagrams that show the bonding between atoms of a molecule and the lone pairs of electrons that may exist in the molecule.