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SashaStereO
@SashaStereO
December 2021
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Al2(SO4)3+BaCl2 ->....., Na2SO4+KCl ->......, Fe2(SO4)3+NaOH->......, BaCl2+KOH->....., Na2CO3+H2SiO3->......, Na2CO3+HCl->....
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lyubavasil
Al2(SO4)3+3BaCl2 ->3BaSO4+2AlCl3
Na2SO4+KCl ->не идет
Fe2(SO4)3+6NaOH->2Fe(OH)3+3Na2SO4
BaCl2+KOH->не идет
Na2CO3+H2SiO3->Na2SiO3+CO2+H2O
Na2CO3+2HCl->2NaCl+CO2+H2O
1 votes
Thanks 2
SashaStereO
А почему во втором и четвертом не идет?
djumbera96
ой,не посмотрел
djumbera96
соли с солями не идут
djumbera96
в 4 все растворимы и нет смысла реакции
djumbera96
1. al2(so4)3+3bacl2=3baso4(белый осадок)+2alcl3
2. Na2so4+2kcl=2nacl+k2so4
3.fe2(so4)3+6naoh=2fe(oh)3(красный осадок)+3na2so4
4. Bacl2+2koh=ba(oh)2+2kcl
5. Na2co3+h2sio3=na2sio3+co2+h2o
6. Na2co3+2hcl=2nacl+co2+h2o
0 votes
Thanks 1
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Answers & Comments
Na2SO4+KCl ->не идет
Fe2(SO4)3+6NaOH->2Fe(OH)3+3Na2SO4
BaCl2+KOH->не идет
Na2CO3+H2SiO3->Na2SiO3+CO2+H2O
Na2CO3+2HCl->2NaCl+CO2+H2O
2. Na2so4+2kcl=2nacl+k2so4
3.fe2(so4)3+6naoh=2fe(oh)3(красный осадок)+3na2so4
4. Bacl2+2koh=ba(oh)2+2kcl
5. Na2co3+h2sio3=na2sio3+co2+h2o
6. Na2co3+2hcl=2nacl+co2+h2o