On the shoulders of giants

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Click on Alkali Metals (left bar) and answer the following questions.

a. What is the group number? _____1_____

b. Are these metals reactive? ____very______

c. Do these metals occur freely in nature? _____no_____

d. How many electrons are in their outer shell? _______one____

e. What are the three characteristics of ALL metals? ______malleable, ductile, and are good conductors _____________

f. Are these metals soft or hard? _________soft_______________

g. Name the two most reactive elements in this group? ______Cesium and francium_______

h. What happens when they are exposed to water? ________explode____________


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