O‘zbekiston respublikasi oliy va o‘rta maxsus ta’lim vazirligi islom karimov

11.4. Tarqatma material

1. 
   Quyidagi moddalar suvda eritilganda qanday ionlarga dissosiasiyalanishini yozing: Ca(OH)₂ ; H₂CO₃ ; AlCl₃ ; Cr ₂(SO₄)₃ ; Ba(H₂PO₄)₂ ; AlOH SO₄ ; ZnOHCl
   
2. 
   Quyidagi asos va kislotalarning bosqichli dissosiasiyalanish teglamalarni yozing Ba(OH)₂ ; Al(OH)₃ ; H₃AsO₄ ; H₂SO₃
   
3. 
   500g suvda 5,35g KJO₃ eritilishidan hosil bo`lgan eritmaning osmotik bosimi 17,5^oC da 2,18at.ga teng Eritmadagi KJO₃ izotonik koeffisientini va shartli dissosiasiyalanish darajasini hisoblab toping (javob: i=1,63; ).
   
4. 
   200g suvda 0,01 mol Na₂CO₃ eritilishidan hosil bo`lgan eritmaning shartli dissosiasiyalanish darajasi 0,70ga teng Eritmaning muzlash haroratini aniqlang (javob: 0,22^oC).
   
5. 
   Kumush yodidning 1 l toyingan eritmasida 0,044g AgJO₃ bor. AgJO₃ ning eruvchanlik qupaytmasini hisoblang (javob: 2,4·10^-2 ).
   
6. 
   Kumush bromidning eruvchanlik qupaytmasini 3,6·10^-4ga teng Shu tuzning toyingan eritmasi 1 litrida necha gramm kumush tuzi bor.(javob: 0,5·10^-1g ).
   
7. 
   Har xil konsentrasiyali a) 0,0001M; b)0,001M; c) 0,01M Co(NO₃)₂ eritmasining dissosiasiyalanish darajasi a) 0,85; b) 0,70; c) 0,47 ga teng Har qaysi hol uchun Co(NO₃)₂ ning dissosiasiyalanish konstantasini hisoblang
   
8. 
   Eritmadagi gidroksid ionlarining kosentrasiyasi 10^-4ga teng Eritmaning pH va pOH ni hisoblab toping (javob: pH=5; pOH=5 ).
   
9. 
   HNO₃ eritmasining dissosiasiyalanish konstantasi 5·10^-4ga, dissosiasiyalanish darajasi esa 0,07 ga teng HNO₃ eritmasining molyar konsentrasiyasini hisoblang (javob: 0,1M ).
   
10. 
    Eritmadagi vodorod ionlarining kosentrasiyasi 10^-3ga teng Eritmaning pH va pOH ni hisoblang (javob: pH=3; pOH=11 ).