Sample Chem Quiz First Semester

39 Questions | Total Attempts: 60

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Chemistry Quizzes & Trivia

Sample Chemistry Quiz for first semster finale


Questions and Answers
  • 1. 
    What did Democritus do?
    • A. 

      Law of definite proportions

    • B. 

      All matter is continuous

    • C. 

      Discovered electron

    • D. 

      All matter is made of "atoms"

    • E. 

      Gold Foil Experiment discovered nucleus

  • 2. 
    Who is credited with the first atomic theory?
    • A. 

      Dalton

    • B. 

      Rutherford

    • C. 

      Democritus

    • D. 

      Thomson

    • E. 

      Aristotle

  • 3. 
    Who preformed the cathode ray tube experiment and discovered the electron?
    • A. 

      Dalton

    • B. 

      Rutherford

    • C. 

      Thomson

    • D. 

      Proust

    • E. 

      Newton

  • 4. 
    Who preformed the gold foil experiment and discovered the nucleus?
    • A. 

      Dalton

    • B. 

      Thomson

    • C. 

      Lavoisier

    • D. 

      Newton

    • E. 

      Rutherford

  • 5. 
    What did Millikan's Oil Drop Experiment achieve?
    • A. 

      Discovered electron

    • B. 

      Discovered proton

    • C. 

      Discovered atomic mass

    • D. 

      Discovered mass of electron

    • E. 

      Discovered neutron

  • 6. 
    Given the atomic number 7, and the mass number 15, how many protons, neutrons, and electrons are there in Nitrogen - 15?
    • A. 

      2,2,2

    • B. 

      7,15,7

    • C. 

      7,8,7

    • D. 

      8,7,8

    • E. 

      15,7,15

  • 7. 
    Calculate the average atomic mass:Mass (amu)              Abundance11                           97.612                           1.713                           0.7
    • A. 

      21.602 amu

    • B. 

      100.000 amu

    • C. 

      33.330 amu

    • D. 

      11.031 amu

    • E. 

      1677.559 amu

  • 8. 
    What is the Electron Configuration of Carbon?
    • A. 

      1S^2 2S^2 2P^2

    • B. 

      1S 2S 3S 4S 5S 6S

    • C. 

      1S 2S 2P

    • D. 

      What the heck is electron configuration? Did we even learn this?

    • E. 

      None of the above

  • 9. 
    What is the Electron Configuration of Cobalt?
    • A. 

      1S 2S 2P 3S 3P 4S 3D

    • B. 

      1S^2 2S^2 2P^6 3S^2 3P^6 4S^2 3D^7

    • C. 

      2 2 6 2 6 2 7

    • D. 

      1S^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10

    • E. 

      None of the above

  • 10. 
    The distance from the center of an atom to th 90% probability surface of the electron is a definition of what?
    • A. 

      Melting Point

    • B. 

      Ionization Energy

    • C. 

      Electron Affinity

    • D. 

      Electronegativity

    • E. 

      Atomic Radius

  • 11. 
    The energy required to remove an electron from an atom is a definition of what?
    • A. 

      Atomic Radius

    • B. 

      Electronegativity

    • C. 

      Electron Affinity

    • D. 

      Ionization Energy

    • E. 

      Melting Point

  • 12. 
    The attraction of an atom for an electron is a definition of what?
    • A. 

      Ionization Energy

    • B. 

      Melting Point

    • C. 

      Electron Affinity

    • D. 

      Electronegativity

    • E. 

      Atomic Radius

  • 13. 
    The relative attraction of an atom for a shared pari of electrons is a definition of what?
    • A. 

      Atomic Radius

    • B. 

      Electronegativity

    • C. 

      Melting Point

    • D. 

      Ionization Energy

    • E. 

      Electron Affinity

  • 14. 
    The temperatures at which the vapor pressures of the solid and the liquid phases of a substance are equal is the definition of what?
    • A. 

      Melting Point

    • B. 

      Atomic Radius

    • C. 

      Ionization Energy

    • D. 

      Electron Affinity

    • E. 

      Electronegativity

  • 15. 
    Metals have smaller ionization energies than non-metals.
    • A. 

      True

    • B. 

      False

  • 16. 
    Metals have smaller electron affinities because of the shielding affect compared to non-metals which have larger electron affinities.
    • A. 

      True

    • B. 

      False

  • 17. 
    Ionic compounds form between two positive ions.
    • A. 

      True

    • B. 

      False

  • 18. 
    What is the name of NaCl?
    • A. 

      Tin Chloride

    • B. 

      Chlorine Oxide

    • C. 

      Sodium Chlorine

    • D. 

      Sodium Chloride

    • E. 

      Sodium monochloride

  • 19. 
    What is the corect formula for Barium Bromide?
    • A. 

      Ba Br

    • B. 

      Ba2 Br

    • C. 

      Ba Br2

    • D. 

      IDK

    • E. 

      WTF!?!

  • 20. 
    An ionic bond has a difference in electronegativities between to molecules of greater than 1.67.
    • A. 

      True

    • B. 

      False

  • 21. 
    What is the name of Co O2 ?
    • A. 

      Cobalt Oxide

    • B. 

      Cobalt (IV) Oxide

    • C. 

      Cobalt (II) Oxide

    • D. 

      Cobalt Oxygen

  • 22. 
    Silver always forms an ion of 1+
    • A. 

      True

    • B. 

      False

  • 23. 
    Zinc always forms an ion of 2+
    • A. 

      True

    • B. 

      False

  • 24. 
    A covalant compound is only between non-metals.
    • A. 

      True

    • B. 

      False

  • 25. 
    What is the name for Cl2 O7 ?
    • A. 

      Chlorine oxide

    • B. 

      Chlorine heptoxide

    • C. 

      Dichlorine oxide

    • D. 

      Dichlorine heptoxide

    • E. 

      Chlorine Oxygen

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