mercedes chem cards ch. 4

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mercedes chem cards ch. 4
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2011-10-12 16:02:00
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study for chem test friday
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  1. The nuclear charge actually felt by an electron.
    Effective Nuclear Charge (Zeff)
  2. minimum energy needed to remove an
    electron from an atom in the gas phase
    Ionization energy (IE)
  3. The energy released when a neutral atom gains an electron to form an anion
    Electron Affinity (Eea)
  4. substance
    composed of two or more elements
    combined in a specific ratio and held together
    by chemical bonds
    Compound
  5. depiction of an element’s valence electrons
    • Lewis
    • dot symbol
  6. A neutral compound in which the total
    number of positive charges must equal the total number of negative charges.
    Ionic Compound
  7. Solid compounds that contain water
    molecules.
    Hydrates
  8. the energy required to completely
    separate
    one mole of a solid ionic
    compound into
    gaseous ions
    Lattice energy

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