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Intros
Lessons
  1. Introduction to ions
  2. Recall particles and charge.
  3. Why atoms form ions.
  4. How atoms form ions.
  5. Predicting common ions.
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Examples
Lessons
  1. Use information in the Periodic Table to find the number of sub-atomic particles in elements.
    How many electrons are in an atom of the following species?
    i) P
    ii) Ru
    iii) Rb
    1. Identify atoms and their charge when given the number of sub-atomic particles.
      Identify the element and the charge on the particle described below.
      1. i) A particle with 50 protons and 52 electrons.
        ii) A particle with 13 protons and 10 electrons.
      2. i) A particle with 16 protons and 18 electrons.
        ii) A particle with 3 protons and 2 electrons.
    2. Find out the number of sub-atomic particles when given ions and their charge.
      Find the number of protons and electrons in the following species:
      1. i) Cr3+^{3+}
        ii) F^-
      2. i) Sb3+^{3+}
        ii) Zn+^+