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chapter 17 vocab

QuestionAnswer
the smallest particle of an element hat still retains the properties of the element. atom
number of protons in an atoms nucleus. atomic number
weighted-average mass of the mixture of an elements isotope. average atomic mass
particles surrounding the center of an atom that have a positive charge on 1 - negative... electron
dots represent the number of electrons. electron dot diagram
vertical columns on the periodic table. group
atoms of the same element that have different numbers of neutrons. isotope
sum of the number of protons and neutrons. mass number
neutral particle,composed of quarks,inside the nucleus of an atom. neutron
postively charged center of an atom that contains protons and neutrons. nucleus
horizonal rows on periodic table. period
organized table containing all known elements. periodic table
1+ positive.... proton
makes up protons and neutrons quark
area around the nucleus. electron cloud
Created by: jacobpair12
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