| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 8 HNO3(dil) = 3 Cu(NO3)2 + 2 NO + 4 H2O
BaCl2 + NaSO4{-}2 = BaSO4{-}2 + NaCl2 =>
BaCl2 + NaSO4{-}2 = BaSO4{-}2 + NaCl2
HBr + BaSO3 = H2SO3 + BaBr2 =>
2 HBr + BaSO3 = H2SO3 + BaBr2
FeO2 + C = Fe2 + C2O =>
2 FeO2 + 8 C = Fe2 + 4 C2O
C2HCl3 + H2O + O2 = HCl + CO2 =>
2 C2HCl3 + 2 H2O + 3 O2 = 6 HCl + 4 CO2
BaCl2 + (NH4)2(CO3) = Ba(CO3) + NH4Cl =>
BaCl2 + (NH4)2(CO3) = Ba(CO3) + 2 NH4Cl
Na2SO3 + NaOH + KMnO4 = H2O + K2SO4 + Na2MnO4 =>
Na2SO3 + 2 NaOH + 2 KMnO4 = H2O + K2SO4 + 2 Na2MnO4
CH3CH2O2 + O2 = CO2 + H2O =>
4 CH3CH2O2 + 9 O2 = 8 CO2 + 10 H2O
HIO2 + Na2SO3 = Na2SO4 + I2 + H2O =>
2 HIO2 + 3 Na2SO3 = 3 Na2SO4 + I2 + H2O
CH3COOH + H2O = C2H5OH + O2 =>
CH3COOH + H2O = C2H5OH + O2
Pb(NO3)2K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2K2CrO4 = PbCrO4 + 2 KNO3
(NH4) + (CrO4)2 = N2 + Cr2O3 + H2O =>
10(NH4) + 4(CrO4)2 = 5 N2 + 4 Cr2O3 + 20 H2O
NH4Br + Hg(NO3)2 = NH4NO3 + HgBr2 =>
2 NH4Br + Hg(NO3)2 = 2 NH4NO3 + HgBr2
CaCO3 + FeO = CaO + FeCO3 =>
CaCO3 + FeO = CaO + FeCO3
N2(s)H4(s) + N2(s)O4(s) = N2(s) + H2O(s) =>
2 N2(s)H4(s) + N2(s)O4(s) = 3 N2(s) + 4 H2O(s)
Si2H3 + O32 = SiO2 + H2O =>
64 Si2H3 + 11 O32 = 128 SiO2 + 96 H2O
NaHSO3 + MnO2 = Na2S2O6 + MnO + H2O =>
2 NaHSO3 + MnO2 = Na2S2O6 + MnO + H2O
Cu2SFeS2 + HNO3 = CuSO4 + Cu(NO3)2 + Fe2(SO4)3 + N2O + H2O =>
8 Cu2SFeS2 + 58 HNO3 = 12 CuSO4 + 4 Cu(NO3)2 + 4 Fe2(SO4)3 + 25 N2O + 29 H2O
MgSO4 + Al = Al2(SO4)3 + Mg =>
3 MgSO4 + 2 Al = Al2(SO4)3 + 3 Mg
K3(SO4) + BaCl2 = Ba3(SO4)2 + KCl =>
2 K3(SO4) + 3 BaCl2 = Ba3(SO4)2 + 6 KCl
Mg + HAc = MgAc + H2 =>
2 Mg + 2 HAc = 2 MgAc + H2
HNO3 + Pb = Pb(NO3)2 + N2 + H2O =>
12 HNO3 + 5 Pb = 5 Pb(NO3)2 + N2 + 6 H2O
Mg + HAc = Mg(Ac)2 + H2 =>
Mg + 2 HAc = Mg(Ac)2 + H2
Al(NO3)3 + Cd3P2 = AlP + Cd(NO3)2 =>
2 Al(NO3)3 + Cd3P2 = 2 AlP + 3 Cd(NO3)2
Al + Ba(OH)2 = Ba2AlO4 + H2 =>
Al + 2 Ba(OH)2 = Ba2AlO4 + 2 H2
CaCO3 + Al2O3 + Mn2O3 = Ca10Al117O190Mn3 + CO2 =>
20 CaCO3 + 117 Al2O3 + 3 Mn2O3 = 2 Ca10Al117O190Mn3 + 20 CO2
CuO + KOH = H2O + K2CuO2 =>
CuO + 2 KOH = H2O + K2CuO2
Na2CO3 + HC1O3 = NaC1O3 + CO2 + H2O =>
Na2CO3 + 2 HC1O3 = 2 NaC1O3 + CO2 + H2O
Na2CrO4 + KI = NaI + CrO4K2 =>
Na2CrO4 + 2 KI = 2 NaI + CrO4K2
C4H8(OH)2(aq) + H2O2(aq) = C4H6O2(aq) + H2O(l) =>
C4H8(OH)2(aq) + 2 H2O2(aq) = C4H6O2(aq) + 4 H2O(l)
C6H12O + C4H3BrMgS + NaCNBH3 + ZnI2 + C9H19BO3 = BrMg + ZnOI2Na + H2BCN + C16H27BO2S + C3H8O =>
C6H12O + C4H3BrMgS + NaCNBH3 + ZnI2 + C9H19BO3 = BrMg + ZnOI2Na + H2BCN + C16H27BO2S + C3H8O
HNO3 + Pb = Pb(NO3)2 + N2 + H2O =>
12 HNO3 + 5 Pb = 5 Pb(NO3)2 + N2 + 6 H2O
Na2S + BaCl2 = BaS + NaCl =>
Na2S + BaCl2 = BaS + 2 NaCl
CH3CH2CH3 + Br2 = CH3CHBr2CH3 + HBr =>
2 CH3CH2CH3 + 3 Br2 = 2 CH3CHBr2CH3 + 2 HBr
HNO3 + H2S = N2(O2) + H2O + S =>
2 HNO3 + 3 H2S = N2(O2) + 4 H2O + 3 S
CH4 + K2Cr2O7 + HCl = CrCl3 + H2CO2 + KCl + H2O =>
CH4 + K2Cr2O7 + 8 HCl = 2 CrCl3 + H2CO2 + 2 KCl + 5 H2O
Ba(OH)2 + C2H4O2 = Ba(C2H3O2)2 + H2O =>
Ba(OH)2 + 2 C2H4O2 = Ba(C2H3O2)2 + 2 H2O
CH3CH2CH3 + Br2 = CH3CHBr2CH3 + HBr =>
2 CH3CH2CH3 + 3 Br2 = 2 CH3CHBr2CH3 + 2 HBr
(NH4)2SO3 + NaOH = Na2SO3 + H2O + NH3 =>
(NH4)2SO3 + 2 NaOH = Na2SO3 + 2 H2O + 2 NH3
CH3COCH3 + Ag2O = CH3COOCH3 + Ag =>
CH3COCH3 + Ag2O = CH3COOCH3 + 2 Ag
CH3CH2CH3 + Br2 = CH3CHBr2CH3 + HBr =>
2 CH3CH2CH3 + 3 Br2 = 2 CH3CHBr2CH3 + 2 HBr
BaO2 + H2SO4(aq) = BaSO4 + H2O2(aq) =>
BaO2 + H2SO4(aq) = BaSO4 + H2O2(aq)
Zn + N2 = ZnN3 =>
2 Zn + 3 N2 = 2 ZnN3
Pb + HNO3 = Pb(NO3)2 + H2 =>
Pb + 2 HNO3 = Pb(NO3)2 + H2
CuO + KOH = H2O + K2CuO2 =>
CuO + 2 KOH = H2O + K2CuO2
Ca(OH)2 + (NH4)C2O4 = Ca(C2O4)2 + NH4OH =>
Ca(OH)2 + 2(NH4)C2O4 = Ca(C2O4)2 + 2 NH4OH
C7H6O2 + C7H16O = C11H14O2 + H2O =>
7 C7H6O2 + 4 C7H16O = 7 C11H14O2 + 4 H2O
Ag + Au(ClO4)3 = AgClO4 + Au =>
3 Ag + Au(ClO4)3 = 3 AgClO4 + Au
Fe + S = FeS =>
Fe + S = FeS
MnO + HBr = MnBr2 + H2O =>
MnO + 2 HBr = MnBr2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
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