aralashmaga doir reaksiya tenglamalari

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you tube: @kimyo_caa +998 91 539 44 09 abdumajid chorshanbiyev kimyo kursi bmb imtihonida ko'p so'raladigan anorganik reaksiyalar 1. birikish reaksiyalari (a + b → ab) metall + kislorod 4na + o₂ → 2na₂o 2na + o₂ → na₂o₂ (ortiqcha o₂ da) 2mg + o₂ → 2mgo 4al + 3o₂ → 2al₂o₃ 4fe + 3o₂ → 2fe₂o₃ (oddiy sharoitda) 3fe + 2o₂ → fe₃o₄ (yonishda) 2cu + o₂ → 2cuo nometall + kislorod s + o₂ → so₂ 2s + 3o₂ → 2so₃ (katalizator bilan) n₂ + o₂ → 2no (2000°c yoki razryad) 4p + 5o₂ → 2p₂o₅ c + o₂ → co₂ (ortiqcha o₂) 2c + o₂ → 2co (kam o₂) metall + galogen 2na + cl₂ → 2nacl mg + cl₂ → mgcl₂ 2fe + 3cl₂ → 2fecl₃ (fe har doim +3 bo'ladi cl₂ bilan) cu + cl₂ → cucl₂ 2al + 3cl₂ → 2alcl₃ metall + oltingugurt …

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nh₄cl →(t°) nh₃ + hcl nh₄hco₃ →(t°) nh₃ + h₂o + co₂ (nh₄)₂cr₂o₇ →(t°) n₂ + cr₂o₃ + 4h₂o (vulkan reaksiyasi!) oksidlarning parchalanishi 2hgo →(t°) 2hg + o₂↑ 2ag₂o →(t°) 4ag + o₂↑ you tube: @kimyo_caa +998 91 539 44 09 abdumajid chorshanbiyev kimyo kursi 4cro₃ →(t°) 2cr₂o₃ + 3o₂↑ suv parchalanishi 2h₂o →(elektroliz) 2h₂ + o₂ 3. almashinish reaksiyalari metall + kislota fe + 2hcl → fecl₂ + h₂↑ (fe → +2) zn + h₂so₄(suy) → znso₄ + h₂↑ 2al + 6hcl → 2alcl₃ + 3h₂↑ mg + 2hcl → mgcl₂ + h₂↑ ⚠ konsentrlangan kislotalar: cu + 4hno₃(konc) → cu(no₃)₂ + 2no₂↑ + 2h₂o 3cu + 8hno₃(suy) → 3cu(no₃)₂ + 2no↑ + 4h₂o fe + 6hno₃(konc) → fe(no₃)₃ + 3no₂↑ + 3h₂o fe + hno₃(suy) → fe(no₃)₃ + no↑ + h₂o (fe → +3) zn + 4hno₃(konc) → zn(no₃)₂ + 2no₂ + 2h₂o ⚠ al, fe — hno₃ …

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aoh + 2h₂o → 2naalo₂ + 3h₂↑ zno + 2naoh → na₂zno₂ + h₂o zn(oh)₂ + 2naoh → na₂zno₂ + 2h₂o zn + 2naoh → na₂zno₂ + h₂↑ 4. o'rin almashinish (siqib chiqarish) reaksiyalari faolroq metall — kamfaolni siqib chiqaradi zn + cuso₄ → znso₄ + cu fe + cu(no₃)₂ → fe(no₃)₂ + cu al + fe₂o₃ →(t°) al₂o₃ + 2fe (aluminotermiya usuli!) 2al + cr₂o₃ →(t°) al₂o₃ + 2cr 8al + 3fe₃o₄ →(t°) 4al₂o₃ + 9fe galogenlar bir-birini siqib chiqaradi cl₂ + 2kbr → 2kcl + br₂ cl₂ + 2ki → 2kcl + i₂ br₂ + 2ki → 2kbr + i₂ f₂ + 2kcl → 2kf + cl₂ you tube: @kimyo_caa +998 91 539 44 09 abdumajid chorshanbiyev kimyo kursi 5. ob-havo / muhit bilan reaksiyalar 4fe(oh)₂ + o₂ + 2h₂o → 4fe(oh)₃ (zang paydo bo'lishi) 2no + o₂ → 2no₂ (o’z o’zicha sodir bo’ladi) 4fes₂ + 11o₂ →(t°) …

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°) 2cu + co₂↑ 3h₂ + fe₂o₃ →(t°) 2fe + 3h₂o 4nh₃ + 3o₂ → 2n₂ + 6h₂o mno₂ + 4hcl → mncl₂ + cl₂↑ + 2h₂o ⭐ 2kmno₄ + 16hcl → 2kcl + 2mncl₂ + 5cl₂ + 8h₂o k₂cr₂o₇ + 14hcl → 2kcl + 2crcl₃ + 3cl₂ + 7h₂o you tube: @kimyo_caa +998 91 539 44 09 abdumajid chorshanbiyev kimyo kursi 💡 bmb uchun eng muhim eslatma:  fe + cl₂ → fecl₃ (fe faqat +3)  fe + hcl/h₂so₄(suy) → fecl₂ (fe faqat +2)  fe + hno₃ → fe(no₃)₃ (fe faqat +3, konc. da passivlanadi)  al, fe → konc. hno₃ va konc. h₂so₄ da sovuqda passivlanadi  sio₂ + suv → reaksiya bormaydi!  na₂o₂ + h₂o → 2naoh + o₂ (maxsus!)  2f₂ + 2h₂o → 4hf + o₂ (f₂ suvni oksidlaydi!)

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you tube: @kimyo_caa +998 91 539 44 09 abdumajid chorshanbiyev kimyo kursi bmb imtihonida ko'p so'raladigan anorganik reaksiyalar 1. birikish reaksiyalari (a + b → ab) metall + kislorod 4na + o₂ → 2na₂o 2na + o₂ → na₂o₂ (ortiqcha o₂ da) 2mg + o₂ → 2mgo 4al + 3o₂ → 2al₂o₃ 4fe + 3o₂ → 2fe₂o₃ (oddiy sharoitda) 3fe + 2o₂ → fe₃o₄ (yonishda) 2cu + o₂ → 2cuo nometall + kislorod s + o₂ → so₂ 2s + 3o₂ → 2so₃ (katalizator bilan) n₂ + o₂ → 2no (2000°c yoki razryad) 4p + 5o₂ → 2p₂o₅ c + o₂ → co₂ (ortiqcha o₂) 2c + o₂ → 2co (kam o₂) metall + galogen 2na + cl₂ → 2nacl …

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