0ce7fbe1f15f36a77842a2c4e9380444
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About "0ce7fbe1f15f36a77842a2c4e9380444"
kimyo fanidan namunaviy test topshiriqlari kimyo 1. [1.3 ball ] havoga nisbatan zichligi 1,38 ga teng bo‘lgan moddani aniqlang. a) c3h6 b) c3h4 c) n2o d) co 2. [2.2 ball] qaysi elementlar atomlarida ns pog‘onachadan (n-1) d pog‘onachaga bitta elektron ko‘chishi kuzatiladi. a) ruteniy, rodiy, palladiy b) temir, kobalt, nikel c) mis, molibden, xrom d) osmiy, iridiy, platina 3. [2.2 ball] konsentratsiyasi 25% li xlorid kislota eritmasini hosil qilish uchun uning 10% li 150 g eritmasi orqali vodorod xloridning qanday hajmini (20o c, 101 kpa) o‘tkazish talab etiladi? a) 17,8 b) 23,2 c) 19,8 d) 20,3 kimyo fanidan namunaviy test topshiriqlari 4. [1.3 ball] digidrooksoalyuminiy xlorid tarkibidagi bog‘lar sonini toping. a) 6 b) 7 c) 5 d) 9 5. [2.2 …
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