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

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7-___sinf o‘quvchisi __________________________________________________ f.i.sh. o‘quvchi to‘plagan umumiy ball:_____ (maksimal ball: 30) i chorak bsb-2 1. rasmda tasvirlangan agregat holatga 3 ta misol va 5 ta xususiyat yozing. misollar:____________________________________________________________ xususiyatlar:_________________________________________________________ ____________________________________________________________________ __________________________________________________________________ 2. yadroda qaysi zarrachalar mavjud. a. elektronlar b. protonlar va elektronlar c. protonlar va neytronlar d. neytronlar va elektronlar 3. jadvalni to‘ldiring. element kimyoviy belgisi tartib raqami protonlar soni neytronlar soni xlor fe ftor p 4. rasmda berilgan atom zarrachalarini yozing. zax x _____________________ a_____________________ z_____________________ n0___________________ 5. hisoblang. kislorodning nisbiy atom massasi: vodorod xloridning (hcl) nisbiy molekulyar massasi: azot(iii) oksidining (n2o3) nisbiy molekulyar massasi:
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7-___sinf o‘quvchisi __________________________________________________ f.i.sh. o‘quvchi to‘plagan umumiy ball:_____ (maksimal ball: 30) i chorak bsb-2 1. rasmda tasvirlangan agregat holatga 3 ta misol va 5 ta xususiyat yozing. misollar:____________________________________________________________ xususiyatlar:_________________________________________________________ ____________________________________________________________________ __________________________________________________________________ 2. yadroda qaysi zarrachalar mavjud. a. elektronlar b. protonlar va elektronlar c. protonlar va neytronlar d. neytronlar va elektronlar 3. jadvalni to‘ldiring. element kimyoviy belgisi tartib raqami protonlar soni neytronlar soni xlor fe ftor p 4. rasmda berilgan atom zarrachalarini yozing. zax...

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