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Justin Shorb

Calculating the Number of Photons? - Yahoo! Answers - 0 views

  • 1.0 mW at a wavelength of 670nm
    • Justin Shorb
       
      Exam I reads: 525 nm laser. What color of light is this laser pointer?
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    Basically answers Exam I #6 using different numbers.
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    Number of Photons emitted by a laser pointer.
Justin Shorb

What is the structure of C4H8? - Yahoo! Answers - 0 views

  • 1) 1-butene 2) 2-Butene 3) 2-Butene (cis and trans forms) 4)cyclobutane 5) methyl cyclopropane 6) 2-methyl propene
    • Justin Shorb
       
      Which of these are acceptable answers to Question 5?
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    Discussion about C4H8 isomers. Answers in IUPAC nomenclature.
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    Useful for noting isomers for Exam I #5. See if you can find structures from names.
Justin Shorb

Trends of the Periodic Table - 0 views

  • Atomic Radius
    • Justin Shorb
       
      For a, b (see below for ion size)
  • Electronegativity
    • Justin Shorb
       
      for (c)
  • Ionic Radius vs. Atomic Radius
    • Justin Shorb
       
      For (b)
  • ...1 more annotation...
    • Justin Shorb
       
      Covalency has to do with how polar/non-polar the bond is. The more equal a partnership, the more covalent the bond is. Thus: compare electronegativities. Metal/non-metal pairs form ionic (extreme of polar covalent to the point of being NOT covalent) bonds.
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    Exam I, #1
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    Short exerpts on many basic Periodic Trends
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