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Perodic law

QuestionAnswer
Periodic LW Repeating chemical and physical properties of elements change
Perodic table An arrangment of elements in order of their atomic numbers
Lanthanide A member of the rare earth series of elements
Actinide Any of the elements from 89 through 103
Alkali metal Elements of group one
Alkaline earth metal Elements of group 2
Transition element Can use the inner shell before the outer shell
Main group element S block or p block
Halogens Group 17 they combine to form salts
Atoimic radius One half the distance between the center of identical atoms that are not bonded together
Ion A atom has a negative or positive charge
Ionization Process of adding or removing electrons
Ionization energ Energy required to remove electrons
Electron affinity Energy needed from a negative ion to form a neutral atom
Cation An ion that has a positive charge
Anion Ion with a negative charge
Valence electrons Electron outermost shell
Electonegativity Measure of the ability to attract electrons
Created by: livharris82
 

 



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