8-sinf Kimyo olimpiada №3 Yanvar 3, 2023Yanvar 3, 2023 da chop etilgan InfoMaster tomonidan 8-sinf Kimyo olimpiada №3 ga fikr bildirilmagan. 1 12345678910111213141516171819202122232425 Vaqtingiz tugadi! 8-sinf Kimyo olimpiada №3 30.12.2022 yil oo.uzedu.uz Online olimpiada savollari! 1 / 25 25g 16 % li AlCl325 g 16% li NaOH eritmalari aralashtirilganda hosil bo’lgan cho’kma filtrlandi va qizdirildi . Bunda hosil bo’lgan qattiq qoldiqning massasin (g) aniqlang 2.34 1.17 1.52 1.014 2 / 25 Quyidagi elementlarni kashf qilgan olimlar nomiga mostlab yozing. a) galliy b) skandiy c) germaniy 1) Buabodron 2) Nilson 3) Vinkler a-1 b-2 c-3 a-2 b-1 c-3 a-1 b-3 c-2 a-3 b-1 c-2 3 / 25 C B A D 4 / 25 C A B D 5 / 25 C A B D 6 / 25 A C D B 7 / 25 C B D A 8 / 25 C A D B 9 / 25 A C D B 10 / 25 C D B A 11 / 25 C B A D 12 / 25 D C A B 13 / 25 D C A B 14 / 25 A B D C 15 / 25 B C D A 16 / 25 A B D C 17 / 25 C D A B 18 / 25 C A B D 19 / 25 C D B A 20 / 25 C D B A 21 / 25 B C A D 22 / 25 B C A D 23 / 25 D C A B 24 / 25 A C D B 25 / 25 A B D C 0% Testni qayta ishga tushiring tomonidan Wordpress Quiz plugin Kimyo olimpiada
