8-sinf kimyo bsb-2 variant-2 @summativ_formativ_baholash

8-___sinf o‘quvchisi _______________________________________________ f.i.sh. o‘quvchi to‘plagan umumiy ball:_____ (maksimal ball: 30) i chorak bsb-2 1. kaliy atomi zarrachalarini aniqlang? a. p-19, n-20, e-19 b. p-19, n-21, e-19 c. p-19, n-19, e-19 d. p-19, n-20, e-20 2. rasmda qaysi izotoplar ifodalangan. atomlar zarrachalarini yozing. zax zay x _____________________ y _______________________ a_____________________ a_______________________ z_____________________ z_______________________ n0___________________ n0 ______________________ 3. quyidagi zarracha modellaridan foydalanib, geliy va azot atomlarining tuzilish diagrammasini chizing. 4. c, ne va k uchun to‘liq elektron konfiguratsiyalarni yozing. c _________________________________________________________ ne____________________________...

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