Uy » Online olimpiada » Kimyo olimpiada » 9-sinf Kimyo olimpiada №4 Kimyo olimpiada 9-sinf Kimyo olimpiada №4 InfoMaster Yanvar 5, 2023 724 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 0 12345678910111213141516171819202122232425 Vaqtingiz tugadi! 9-sinf Kimyo olimpiada №4 03.01.2023 yil oo.uzedu.uz Online olimpiada savollari! 1 / 25 Gipotetik reaksiyaning tezligi temperatura 20°C dan 50°C gacha ko‘tarilganida 8 marta oshsa, 50°C dagi tezlikni yana 4 martaga oshirish uchun temperaturani necha °C gacha ko‘tarish kerak? 90°C 70°C 80°C 60°C 2 / 25 rom atomining bosh kvant soni 3 ga teng bo’lgan +1/2 spinli elektronlar soni nechta? 7 9 8 10 3 / 25 Ma’lum temperaturada 6 g X modda 4 sekundda hosil bo’ladi. Tezlik ikki marta orttirilsa, 9 g modda necha sekundda hosil bo’ladi. 6 9 3 18 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. 0.05 10 20 4.5 5 / 25 Eng qutibli bog`: Br-Cl N-Cl I-Cl P-Cl 6 / 25 C B A D 7 / 25 D A B C 8 / 25 D C A B 9 / 25 A C D B 10 / 25 B D A C 11 / 25 B A D C 12 / 25 B C D A 13 / 25 A C D B 14 / 25 D A C B 15 / 25 D C B A 16 / 25 C A B D 17 / 25 C B A D 18 / 25 A C D B 19 / 25 C D A B 20 / 25 D C B A 21 / 25 D A C B 22 / 25 C A D B 23 / 25 D A B C 24 / 25 D C A B 25 / 25 C A B D 0% Author: InfoMaster Foydali bo'lsa mamnunmiz
