Using the textbook and other references, prepare a brief report on early Greek contributions and ideas in
the field of science, focusing on the work of one of the following: Aristotle, Leucippus, Democritus, Thales,
Heraclitus or Empedocies. (10 pts)
Using Research Navigator, Google or other internet search engines, review the two atomic models
proposed by J.J. Thomsom and Ernest Rutherford. How are they alike and how do they differ? Include
citations for your sources. (10 pts)
Write the electron configuration using quantum mechanical notation for each element starting with lithium
and ending with argon. (16 pts)
How many neutrons are in each of the three isotopes of hydrogen? (4pts)
Hydrogen-1
Hydrogen-2
Hydrogen-3
Based on how much or how little you have noticed in the media, do you think that coverage of the Green
Chemistry Initiative is adequate? Compose a letter to a newspaper explaining what green chemistry is and
urging expanded coverage.
Sample Solution