Download Periodic Table WebQuest

Periodic Table WebQuest
Directions: In each of the websites listed, find the
information asked for.
Use http://atomictimeline.net/index.php to write the contributions of each person
toward the development of their theory of the atom (atomic model) and the
Periodic Table of Elements.
1. Democritus
2. John Dalton
3. J. J. Thompson
4. Niels Bohr
5. Ernest Rutherford
Use
http://www.kyrene.org/Staff/mijohns/atomic_structure_website/electroncloud.htm,
http://education.jlab.org/qa/particlemass_02.html , and
http://www.colorado.edu/physics/2000/isotopes/index.html, to answer the
following:
6. List 3 unique aspects of the electron cloud model in general comparison to
previous models.
7. How does the mass of a proton compare to the mass of a neutron?
8. How does the mass of a proton compare to the mass of an electron?
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9. Is the quantity of protons always equal to the quantity of neutrons in an
atom? Explain.
10. List 3 uses of isotopes.
11. Describe how scientists calculate the average atomic mass of an element.
Use http://www.chem4kids.com/files/elem_intro.html,
http://www.chem4kids.com/files/elem_transmetal.html, and
http://www.gordonengland.co.uk/elements/metaloids.htm to answer the following:
12. When comparing the periodic table with a calendar, what part of the
periodic table is similar to days of the week on a calendar?
13. List 3 common aspects of elements in a group/family on the periodic table.
14. List 3 common aspects of transition metals.
15. Where do the more reactive metals lie on the periodic table?
16. Where do the more reactive nonmetals lie on the periodic table?
17. List 3 unique aspects of metalloids.
Use http://www.ausetute.com.au/lewisstr.html and http://hyperphysics.phyastr.gsu.edu/hbase/pertab/perlewis.html, to answer the following:
18. List 3 uses of electron dot diagrams (Lewis dot structures).
19. What does the electron dot diagram look like when an atom has all of its
valence electrons?
20. What is the correlation (pattern) between the amount of dots (valence
electrons) and the family in which an element lies?
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