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Atoms Test

Vocab

QuestionAnswer
number of protons atomic number
mass number of isotopes x decimal form atomic mass
atoms who have the same number of protons but a different number of neutrons isotopes
positive charge, found in the nucleus, and 1 amu proton
negative charge, found in the electron cloud, almost 0 amu, and number of protrons electron
no charge, found in the nucleus, and 1 amu neutron
shell that can hold up to 2 electrons "K" shell
shell that can hold up to 8 electrons "L" shell
shell that can hold up to 18 electrons "M" shell
SI unit used to express the masses of particles in an atom atomic mass unit (amu)
protons plus neutrons mass number
Created by: madison.heaton