In terms of electronic configuration, what the elements of a given period and groups have in common?

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Solution

Elements of a given period have similar outermost orbit or valence shell in which valence electrons are to be filled. On the other hand, the elements of a given group have the same number of valence electrons in their valence shell.

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Similar questions

(a) What is the fundamental difference in the electronic configurations between the group 1 and group 2 elements?

(b) On the basis of electronic configuration, how will you identify :

(i) chemically similar elements?

(ii) the first element of a period?

1 s^{2}, 2 s^{2}, 2 p^{6}, 3 s^{2}, 3 p^{6}, 3 d^{10}, 4 s^{2}, 4 p^{6}, 4 d^{10}, 5 s^{2}, 5 p^{3}

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