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Isotopes

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Isotopes

  1. 1. Use the periodic table to find the missing information Iodine (I) 1.Number of protons 2.Number of electrons 3.Number of neutrons 4.Number of energy shells 5.Number of valence electron(s) 53 53 74 5 7
  2. 2. ReviewReview Elements Periodic Table Trends and patterns on the table
  3. 3. IsotopesIsotopes Atoms of the same element withAtoms of the same element with different numbers of neutronsdifferent numbers of neutrons They also have a differentThey also have a different atomic mass than the majorityatomic mass than the majority
  4. 4. IsotopesIsotopes The atomic number tells you: The number of protons and The number of electrons 13 Al Aluminum 26.98
  5. 5. IsotopesIsotopes Number of neutrons? Atomic mass minus the atomic number Atomic mass to the nearest whole number! 13 Al Aluminum 26.98
  6. 6. IsotopesIsotopes Number of neutrons? Atomic mass minus the atomic number Atomic mass to the nearest whole number! 13 Al Aluminum 26.98

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