Asked by | 5th Jul, 2008, 11:49: AM
(1s)(2s, 2p)(3s, 3p)(3d)(4s, 4p)(4d)(4f)(5s, 5p)........
this is the general trend of electronic configuration sblock element has last electron in s pblock has last electron in p similarly with all the other groups.
Answered by | 5th Jul, 2008, 02:08: PM
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