D-block

D-blockta ku jirta Diiwaanka Curiye waa curiyeyaasha ku jira 9ka guruub ee ka bilaabma guruubka 3aad ilaa guruubka 12aad^[1][2]. Curiyeyaasha d-block waxaa sidoo kale loo yaqaanaa Transitional Metal^[3].

D-Block

D-block curiyayaasha ku jira waxay leeyihiin tiro atomik^[1] ka bilaabanta s²d¹ (Guruub 3) ilaa s²d¹⁰ (Guruub 12). Tusaale ahaan, Cr waa s¹d⁵ (ma ahan s²d⁴); sidoo kale, birta Guruubka 11waxay noqonayaan s¹d¹⁰ (ma ahan s²d⁹), taasi oo dhamaystireysa qolofka-d (d-subshell) ee Guruubka 11aad^[2][4].