Question

Account for the following
s,
1)while group I elements are strong metals.
ements are strong non-metals, while group I elements are
(b) Metallic character of elements decreases from left to right in a period who
in moving down a group.

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Answer 1

1. group 1 elements are strong metals because they can easily loose 1 electron whereas group 17 can easily gain 1 electron
2. metallic character decrease while we move left to right because at each step number of electrons increases and hence making it difficult for them to loose electrons ..........

hope it helps u ..........