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Physical Science

Periodic Table

QuestionAnswer
Who created the periodic table? Antoine Lavoiser, but Dmitri Mendeleev created the modern version of it.
Mendeleev organized the periodic table according to what? mass
AMU Atomic Mass Unit, defined as one twelfth the mass of a carbon-12 unit.
The number of protons in an element Atomic number
What is a period? Each row horizontally in the periodic table
What is a group? Each column in the periodic table.
Atomic law The pattern of repeating properties.
Atomic mass a value that depends on the distribution of an element's isotopes in nature and the masses of those isotopes.
Created by: kbond08
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