Class 11ChemistryClassification of Elements and Periodicity in PropertiesExtended or long form of periodic table
EasyWrite the general outer electronic configuration of $s$-,$p$-,$d$- and $f$-block elements.
The general outer electronic configurations for the elements in different blocks are summarized in the table below:
| Element Block | General Outer Electronic Configuration |
| $s$-block | $ns^{1-2}$ |
| $p$-block | $ns^{2} np^{1-6}$ |
| $d$-block | $(n-1)d^{1-10} ns^{0-2}$ |
| $f$-block | $(n-2)f^{1-14} (n-1)d^{0-1} ns^{2}$ |
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