ap2014ch1top789.txt

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ANPgroupA
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257319
Filename:
ap2014ch1top789.txt
Updated:
2014-01-18 23:29:15
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profmwinston
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  1. Two or more atoms may combine to form
    molecule 
  2. Short hand used to depict the numbers and types of atoms in a molecule 
    Molecular Formula
  3. Representation of the way atoms bond in a molecule 
    Structural formula
  4. the space occupied by an electron circling the nucleus at a particular energy level
  5. except the first shell, it takes 8 electrons to fill the outer shell
    octet rule
  6. connection between atoms in a compound
    bond
  7. nonreactive with other elements
    inert
  8. an electron  located in the outer shell of the atom, that can be transferred to or shared with another atom
    valance electron
  9. outer most shell is completely filled with electron and is inactive is what type of atom
    inert atom
  10. atoms that gain or lose electrons become electrically charged and are called
    ions
  11. positively charged ions are called
    cations
  12. negatively charged ions are called
    anions
  13. ions with opposite charges attract forming
    ionic bonds
  14. a chemical bond between atoms that share electrons  is a
    covalent bond
  15. electrons and protons are not distributed symmetrically
    polar
  16. three types of chemical bonds:
    hydrogen bond, covalent bond, ionic bond
  17. the STARTING materials changed by the chemical reaction
    reactants
  18. the atoms, ions, or molecules formed AFTER the reaction
    products
  19. Building large molecules by bonding smaller ones
    synthesis Rx
  20. if the bonds of a reactant molecule break apart to form simpler forms its called
    decomposition Rx
  21. parts of two different types of molecules trade positions as bonds are broken
    exchange Rx
  22. the product or products can change back to the reactant or reactants
    reversible Rx
  23. molecules that influence the rates of chemical reactions but are not consumed
    catalyst

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