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indicati configuratia electronice ale atomilor acestor elemente...13Al.,10Ne,16S,4Be

Răspuns :

13Al-1s², 2s², 2[tex] p^{6} [/tex], 3s², 3[tex]p ^{1} [/tex]
10Ne- 1s², 2s², 2[tex]p^{6} [/tex]
16S-1s², 2s², 2[tex] p^{6} [/tex], 3s², 3[tex] p^{4} [/tex]
4Be-1s²,2s²
sper ca e corect ;)