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science chapter 12!

chapter 12 vocab terms (periodic table)

QuestionAnswer
describe something that occurs or repeats at regular intervals periodic
the law that states that the repeating chemical and physical properties of elements change periodically with the atomic number of the elements periodic law
in chemistry, a horizontal row of elements in the periodic table period
a vertical column of elements in the peroodic table; elements in a group share chemical properties group
one of the elements of the group 1 of the periodic table (lithium sodium, potassium, rubidium ,cesium, and francium) alkali metal
one of the elements of the group 2 of the periodic table (bryllium, magnesium, calcium,strontuim, barium, and radium alkalin-earth metal
one of the elements of the group 17 of the periodic table (fluorine, chlorine, bromine iodine, and astatine0; halogens combine with most metals to form salts halogen
one of the elements of group 18 of the periodic table( heliuim neon argon krypton xenon ans radon); noble gasses are unrective noble gas
Created by: ashley mahar
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