Periodic Trend Webquest
Periodic Trend Webquest
Answers are to be recorded. Go to the Moodle or see your teacher for a copy.
Periodic Table webquest – general organization & trends
Go to the tutorial at the link below (there is a link on the Moodle) and answer the given questions.
http://www.eisodos.com/flasakia/Periodic.swf
Page 1:
Hit the action button and scroll through the discovery of the elements.
1. What elements were known in ancient times?
2. When were the noble gasses discovered?
Page 2:
1. Periods =
2. Groups =
3. Show the 2 methods of numbering groups on the periodic table on the last page.
Page 3:
Explain the trend for atomic radius going down a group:
Page 4:
Explain the trend for atomic radius going across a period:
Page 5:
Answer these questions – explain the answers.
Page 6:
Explain how neutral atoms compare to the cation they form. Make a t-chart to compare
Li and Li+ to help explain.
Explain how neutral atoms compare to the anions they form. Make a t-chart to compare
F and F- to help explain.
Page 7:
Explain the trend for ionization energy.
Page 10:
Explain the trend for Electron Affinity.
Pages 11- 15 for the remaining questions.
Properties |
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Metals |
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Metalloids |
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Nonmetals |
Describe the “Groups of Interest”
Group Name | Group Number | Valence electrons |
Charge of ions | General Properties |
Alkali Metals
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Alkaline Earth Metals
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Halogens
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Noble Gases
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On the table – make notes and show the following:
1. Metal/metalloids/nonmetals
2. spdf
3. Group numbers – by both systems
4. Period numbers
5. Representative Elements
6. Transition Metals/Inner Transition Metals
7. Alkali Metals, Alkaline Earth Metals, Halogens, Noble Gases
8. Lanthanides and Actinides