On the shoulders of giants


Click on Alkaline Earth Metals



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Click on Alkaline Earth Metals (left bar) and answer these questions.

a. What is the group number? second__________

b. Are these metals reactive? ____yes very______

c. Do these metals occur freely in nature? __no__________

d. How many electrons are in their outer shell? _2________ (Hint: It’s the same as their oxidation

number or group number.)

14. Click on Transition Metals (left bar) and answer these questions.

a. How many elements are in this group? _38___________

b. What are the group numbers? 3__________ through 12_______

c. What are valence electrons? __they use to combine with other elements

d. Because the valence electrons are present in more than one _shell____________ transition metalsoften exhibit several common _______oxidation states___________.

e. Name the three elements in this family that produce a magnetic field. ___iron, cobalt, and nickel

15.




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