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Classification Of Elements And Periodicity In Properties

Question
CBSEENCH11005450

Write the general outer electronic configuration of s-, p-, d- and f- block elements.

Solution

General outer electronic configuration of s-, p-,d-and f- block elements:
(i) s- Block elements:
ns1-2 where n = 2 to 7
(ii) p-Block elements: ns2 np1-6 where n = 2 to 6
(iii) d-Block elements:
(n - 1)d1-10 ns0-2 where n = 4 to 7
(iv) f-block elements:
(n - 2)f0-14 (n -1)d0-1 ns2 where n = 6 to 7.