it14spr101.20bc2t4 5 6.txt

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it14spr101.20bc2t4 5 6.txt
2014-01-26 14:11:03

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  1. Are formed when two or more atoms combine?
  2. This depicts the numbers and kinds of atoms in a molecule and also subscripts indicate how many atoms of each element are present
    Molecular Formula
  3. This shows how atoms bond and are arranged in a molecule?
    Structural Formula
  4. The space occupied by an electron or several electrons encircling the nucleus of an atom at a particular energy level is?
    Electron shell
  5. The outer shell attempts to be filled to 8 electrons, innermost electron shells are filled first is the?
    Octet Rule
  6. What forms when atoms combine?
  7. Nonreactive with other elements are?
  8. These are atoms that have completely full outermost electron shells and that are not reactive are?
    Inert Atoms
  9. An atom or molecule with an electric charge is?
  10. An atom or molecule carrying a net positive charge due to a deficiency of electrons is?
  11. Atom or molecule carrying a net negative charge due to one or more extra electrons is?
  12. An electron in one of the outer shells of an atom that can participate in forming chemical bonds with other atoms is?
    Valence electrons
  13. Chemical bond formed between two ions, electrovalent bond.
    Ionic Bonds
  14. Chemical bond formed by electron sharing between atoms
    Covalent bonds
  15. Molecule in which the electrons and protons are not shared equally is called, it also has a slight positive charge at one end and a slight negative charge at the other is called?
  16. Are formed by the attraction of a positive hydrogen end of a polar molecule(water) to the negative oxygen end of another polar molecule (water) is called what kind of bond?
    Hydrogen bonds
  17. A chemical reaction are substances being changed are? Ex:CO2 and H20
  18. A chemical reaction when substances form at the end of a chemical reaction is called? Ex. H2CO3
  19. Occurs when two or more atoms, ions, molecules bond to form a more complex structure
    Synthesis Reaction (Rx)
  20. Occurs when the bonds of a reactant molecule break to from simpler molecules
    Decomposition Reaction (Rx)
  21. Occurs when parts of two different kinds of molecules trade positions
    Exchange Reaction (Rx)
  22. Occurs when products can change back to the reactant or reactants
    Reversible Reactions (Rx)
  23. Are molecules that influence the rates of chemical reactions but are not consumed in the reactions