Dubniyaam (ingiriis: Dubnium) astaanta (Db) waa curiye kimiko oo tirada atomkiisu tahay boqol-iyo-shan (105). Curiyaha Dubniyaam waa bir ka tirsan Transitional Metalska guruubka 5aad ee Diwaanka Curiye, taas oo miisaanka atomkeedu yahay 268.

Dubniyaam

Curiyaha Niyobiyaam waxaa loogu magac daray magaalad Dubna ee ku taala dalka Ruushka, meeshaas oo markii ugu horeeysa laga helay. Birtan waa mid aad culus oo ka mid ah biraha guruubka d-block.


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