Uy » Online olimpiada » Kimyo olimpiada » 9-sinf Kimyo olimpiada №4 Kimyo olimpiada 9-sinf Kimyo olimpiada №4 InfoMaster Yanvar 5, 2023 185 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 0 3 12345678910111213141516171819202122232425 Vaqtingiz tugadi! 9-sinf Kimyo olimpiada №4 03.01.2023 yil oo.uzedu.uz Online olimpiada savollari! 1 / 25 Suv (a), etil spirti (b) va sulfat kislota (c) berilgan. Ularni qaynash temperaturasi oshib borish tartibida joylashtiring. a-b-c a-c-b c-b-a b-a-c 2 / 25 Ammiak gazi parchalandi. Natijada hosil bo’lgan aralashmadagi vodorodning hajmiy ulushi parchalanish unumiga teng bo’lsa, aralashmaning molyar massasini (g/mol) hisoblang. 12 13.6 11.33 10 3 / 25 rom atomining bosh kvant soni 3 ga teng bo’lgan +1/2 spinli elektronlar soni nechta? 8 9 10 7 4 / 25 Ma’lum bir sharoitda N₂O₄(g) ⇄ 2NO₂(g) reaksiyaning muvozanat konstantasi 5,0·10-2 ga teng. Xuddi shu sharoitda NO₂(g) ⇄ ½ N₂O₄(g) reaksiyaning muvozanat konstantasini hisoblang. 10 4.5 20 0.05 5 / 25 Bir xil sharoitda gazsimon selen ftoridi gazsimon kisloroddan 4,84 marta og`ir bo`lsa, u ftorid tarkibida qancha ftor atomi borligini aniqlang. 5 6 4 2 6 / 25 D B C A 7 / 25 C A D B 8 / 25 B D C A 9 / 25 D C A B 10 / 25 A D C B 11 / 25 C D B A 12 / 25 B D C A 13 / 25 A D C B 14 / 25 A B C D 15 / 25 D A C B 16 / 25 D B A C 17 / 25 A C D B 18 / 25 C B A D 19 / 25 B C A D 20 / 25 D A C B 21 / 25 C A B D 22 / 25 B C D A 23 / 25 C B D A 24 / 25 C B A D 25 / 25 D B C A 0% Tomonidan Wordpress Quiz plugin Author: InfoMaster Foydali bo'lsa mamnunmiz
