davriy jadval modeli

9-___sinf o‘quvchisi ____________________________________ f.i.sh. o‘quvchi to‘plagan umumiy ball:_____ bsb-1 (30 ball) 1. davriy jadval modelini tuzing. a) metallmaslarning guruh raqamini, belgilarini va atom raqamini yozing. b) davriy jadval yordamida har bir element uchun qanday ma’lumotlarni olish mumkin? __________________________________________________________________________________________________________________________ 2. kovalent bog‘lanishli birikma hosil qiluvchi kimyoviy elementlar juftligini aniqlang? 1) 1s22s22p63s1 2) 1s22s22p4 3) 1s22s22p3 4) 1s22s22p6 5) 1s22s22p63s2 a) 1 va 3 b) 2 va 3 c) 3 va 4 d) 1 va 5 3. ionning elektron konfiguratsiyasini yozing. ________________________________________________________________________________________________________________________...

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