CLEP Chemistry Chapter 2 Quiz #1

5 Questions | Total Attempts: 44

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Questions and Answers
  • 1. 
    What did Louis Debrogile identify
    • A. 

      Electrons give off energy in the form of electromagnetic radiation

    • B. 

      Waves characteristics of matter by combing einsteins relationship between velocity and the wavelength of light (E=hv).

    • C. 

      Mass of of particle,kg

    • D. 

      Velocity of partice

    • E. 

      Momentum of particle,kg m/sec

  • 2. 
    Who attributed a wave function to electrons
    • A. 

      Louis Debrogile

    • B. 

      Niels Bohr

    • C. 

      Werner Heisenberg

    • D. 

      Erwin Schorodinder

    • E. 

      Abert Einstine

  • 3. 
    Who performed chemical reactions and carefully measured the masses of reactants and prouducts 
    • A. 

      John Dalton

    • B. 

      J.J Thompson

    • C. 

      Ernest Rutherford

    • D. 

      Robert Millikan

    • E. 

      Max planck

  • 4. 
    Who used  oil drops falling in a n electric field  of known stength to calculate the charge to mass ratio of electrons and to surmise the charge contained by a single electron
    • A. 

      Ernest Rutherford

    • B. 

      J.J Thompson

    • C. 

      John Dalton

    • D. 

      Max Planck

    • E. 

      Robert Millikan

  • 5. 
    Who did fired alapha particles 
    • A. 

      Ernest Rutherford

    • B. 

      J.J Thompson

    • C. 

      John Dalton

    • D. 

      Robert Millikan

    • E. 

      Max Planck

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