Physical Science 5.3 & Periodic Trends Gizmo

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Multiple Choice

Why do elemets in a group have similar chemical properties

• Same # of valence electrons

• same ratio of protons to neutons

• atomic masses are multiples of the least massive element of the group

• same number of total electrons

Multiple Choice

Which group 2A element would you expect to react most readily with water?

• beryllium

• calcium

• barium

• radium

Multiple Choice

In general, the metallic characteristics of A group elements within a period from left to right

• True

• False