Question

hey guys,
please tell the correct answers....

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Answer 1

metallic character

highly reactive

alkali metals

valence of 1

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Answer 2

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1.The general electronic configuration of Group 1 elements is ns1. [valance 1]

2. As we move down the group, the atomic radius increases.

3.Metallic character increases as you move down the periodic table

                            [ Caesium is the most metallic element in the group.]

4.The melting points of these elements are quite low

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