Element atomlarining boshqa elementlarning muayyan sondagi atomlarini biriktirib olish xususiyati


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KIMYO TEST 2022umumiy kimyo

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Quyidagi reaksiyani tugallang va tenglang. Molekular tuzilishli moddalar oldidagi koeffitsiyentlar yig‘indisini toping. SO2+ KMnO4 + H2OMnSO4+K2SO4 +…
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Quyidagi reaksiyani tenglashtiring hamda molekular tuzilishli moddalar oldidagi
koeffitsiyentlar yig‘indisini aniqlang. FeCl2 + KMnO4 + HCl → FeCl3+ MnCl2 + KCl + H2O
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Quyida berilgan oksidlanish-qaytarilish reaksiyasini tenglashtiring va barcha koeffitsiyentlar yig‘indisini hisoblang. Ru + KIO4 + H2SO4→ RuO4+ J2 + K2SO4 + H2O
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HIOx + H2S → I2 + S + H2O reaksiya tenglamasidagi barcha koeffitsiyentlar yig‘indisi 7 ga teng bo‘lsa, “x” ning qiymatini aniqlang.
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С + HNO3→ CO2 + NO + H2O Reaksiyada qaytaruvchi element atomlari
0,6∙NA dona elektron bergan bo‘lsa, ajralgan gazlarning umumiy hajmini
(1, n.sh.) hisoblang.
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