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Transcript
Periodic Table Groups Worksheet Name ________________________ Date ________________ Directions: Use the periodic table to answer the following questions in complete sentences: 1. Draw a web diagram to show the main groups of the periodic table and list their characteristics. 2. Why are the alkaline-earth metals less reactive than alkali metals? Explain with examples. 3. What is group 7A called? Why? Explain. 4. Which group of elements is most unreactive? Why? 5. How did Moseley’s arrangement of elements differ from that of Mendeleev? Explain.
