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Periodic Table Vocabulary

By Zachary Zatkulak
Across
Atoms having a full outer shell making it very stable
A neutral subatomic particle in the nucleus of an atom
Number of periods in the periodic table
Number of protons contained in the nucleus
A chart that organizes information about the elements
Group 1 metals on the periodic table that contain 2 valence electron
Element or substance that does not conducts heat and electricity
A horizontal row in the periodic table
Number of groups in the periodic table
Down
The number of protons and neutrons in the nucleus
A positively charged subatomic particle in the nucleus of an atom
A negatively charged subatomic particle found in the energy level of an atom
Electron that are located on the outer most shell of an atom
The center of an atom
Russian chemist who published the first widely recognized periodic table in 1869
Group 1 metals on the periodic table that contain 1 valence electron
An element that has some properties of a metal and some properties of a nonmetal
Element or substance that conducts heat and electricity
A substance that cannot be broken down into a simpler substance
A vertical columm