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17 Cards in this Set
- Front
- Back
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nucleus
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cener of an atom
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protons
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subatomic particles with a positive charge
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electrons
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subatomic particles with a negative charge
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neutrons
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subatomic particles with no charge
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what is the nucleus made of?
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protons and neutrons
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where is the location on the protons?
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the nucleus
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where is the location of the neutrons?
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the nucleus
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where is the location of the electrons?
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it orbits around the nucleus
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quarks
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tiny particles that make up protons and neutrons
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isotopes
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when the number of protons doesn't equal the number of neutrons
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atomic mass
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number of protons+number of neutrons
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atomic number
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the number of protons in the nucleus
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electron cloud
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the spce when the electrons orbit around the nucleus
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energy levels
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the most likely location in the electron cloud where the electrons can be found
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periodic table
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the properties of the elements repeat in each period
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periods
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horizontal rows
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groups
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elements in columns
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