| Équations équilibrées la veille |
Mn(NO3)2 + Na3BiO4 + HNO3 = HMnO4 + Bi(NO3)3 + 3 Na
MnO4{-} + NO2 + H{+} + H2O = HNO3 + MnO2 =>
MnO4{-} + 3 NO2 + H{+} + H2O = 3 HNO3 + MnO2
Zr + FeSi2 = Zr5Si3 + FeSi =>
5 Zr + 3 FeSi2 = Zr5Si3 + 3 FeSi
Na3[Fe(SCN)6] + NaF = Na3[FeF6] + NaSCN =>
Na3[Fe(SCN)6] + 6 NaF = Na3[FeF6] + 6 NaSCN
HC2H3O2 + NaHO3 = H2O + CO2 + NaC2H3O2 =>
3 HC2H3O2 + 2 NaHO3 = 4 H2O + 2 CO2 + 2 NaC2H3O2
KLO3 + H2SO3 = KHSO3 + H2SO4 + L2 + H2O =>
2 KLO3 + 7 H2SO3 = 2 KHSO3 + 5 H2SO4 + L2 + H2O
SiCl4 + KOH = K2SiO3 + KCl + H2O =>
SiCl4 + 6 KOH = K2SiO3 + 4 KCl + 3 H2O
ZnO + Fe = Fe3O4 + Zn =>
4 ZnO + 3 Fe = Fe3O4 + 4 Zn
Cu[Fe(CN)6] + NH3 = Cu(NH3)4 + Fe(CN)6 =>
Cu[Fe(CN)6] + 4 NH3 = Cu(NH3)4 + Fe(CN)6
AgNO3 + C3CO2K = AgCO2 + NO3C3K =>
AgNO3 + C3CO2K = AgCO2 + NO3C3K
C16H15N4NaO8S + H2O2 = CO2 + H2O + NO3 + SO2 + NaOH =>
C16H15N4NaO8S + 46 H2O2 = 16 CO2 + 53 H2O + 4 NO3 + SO2 + NaOH
H{+} + CrO4{2-} + Br{-} = Cr2O3 + BrO3{-} + H2O =>
4 H{+} + 2 CrO4{2-} + Br{-} = Cr2O3 + BrO3{-} + 2 H2O
FeCl3 + (COOH)2 + H2SO4 = FeSO4 + HCl + CO2 =>
2 FeCl3 + (COOH)2 + 2 H2SO4 = 2 FeSO4 + 6 HCl + 2 CO2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CH3CH2CCH + H2O = CH3CH2COHCH2 =>
CH3CH2CCH + H2O = CH3CH2COHCH2
H2S + ZnSO4 = ZnS + H2SO4 =>
H2S + ZnSO4 = ZnS + H2SO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
H2SnO3 + NaOH = Na2SnO3 + H2O =>
H2SnO3 + 2 NaOH = Na2SnO3 + 2 H2O
ZnBr2 + H2O = ZnO + HBr =>
ZnBr2 + H2O = ZnO + 2 HBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na3PO4 + CH3COOH = CH3COONa + H3PO4 =>
Na3PO4 + 3 CH3COOH = 3 CH3COONa + H3PO4
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
CaCO3 + C4H8O2 = C8H14CaO4 + CO2 + H2O =>
CaCO3 + 2 C4H8O2 = C8H14CaO4 + CO2 + H2O
XeF6 + NaOH + H2O = Na4XeO6 + Xe + HF =>
4 XeF6 + 12 NaOH + 6 H2O = 3 Na4XeO6 + Xe + 24 HF
Ba(NO3)2 + Ce(NO3)3*6H2O = BaCeO3 + NO2 + O2 + H2 =>
Ba(NO3)2 + Ce(NO3)3*6H2O = BaCeO3 + 5 NO2 + 4 O2 + 6 H2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Br2 + Na2S2O3 + H2O = H2SO4 + Na2SO4 + HBr =>
4 Br2 + Na2S2O3 + 5 H2O = H2SO4 + Na2SO4 + 8 HBr
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
[Fe(SCN)3] + NaF = Na3(SCN)3 + FeF3 =>
[Fe(SCN)3] + 3 NaF = Na3(SCN)3 + FeF3
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
XCH3Br + KMnO4 + H2SO4 = XCOOHBr + MnSO4 + K2SO4 + H2O =>
5 XCH3Br + 6 KMnO4 + 9 H2SO4 = 5 XCOOHBr + 6 MnSO4 + 3 K2SO4 + 14 H2O
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
H2SO4(aq) + Ca(OH)2 = CaSO4 + H2O =>
H2SO4(aq) + Ca(OH)2 = CaSO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(NH4)2C4H4O6 = NH4 + C4H4O6 =>
(NH4)2C4H4O6 = 2 NH4 + C4H4O6
Na2O + KOH = K2O + NaOH =>
Na2O + 2 KOH = K2O + 2 NaOH
H2S + CuSO4 = H2SO4 + SCu =>
H2S + CuSO4 = H2SO4 + SCu
Al + Ca(OH)2 + H2O = Ca3[Al(OH)6]2 + H2 =>
2 Al + 3 Ca(OH)2 + 6 H2O = Ca3[Al(OH)6]2 + 3 H2
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KClO3 + H2SO4 = KHSO4 + Cl2O + HClO4 + H2O =>
6 KClO3 + 6 H2SO4 = 6 KHSO4 + Cl2O + 4 HClO4 + H2O
Cu[Fe(CN)6] + NH3 = [Cu(NH3)4] + [Fe(CN)6] =>
Cu[Fe(CN)6] + 4 NH3 = [Cu(NH3)4] + [Fe(CN)6]
HCOOK + HNO3 = KNO3 + H2O + CO2 + NO2 =>
HCOOK + 3 HNO3 = KNO3 + 2 H2O + CO2 + 2 NO2
H2SO4 + Pb(NO3)2 = PbSO4 + HNO3 =>
H2SO4 + Pb(NO3)2 = PbSO4 + 2 HNO3
NaOH + CH3COOH = NaCOOCH3 + H2O =>
NaOH + CH3COOH = NaCOOCH3 + H2O
PbCl2 + KOH = PbOH + KCl2 =>
PbCl2 + KOH = PbOH + KCl2
ZnCO3 + HNO3 = Zn(NO3)2 + CO2 + H2O =>
ZnCO3 + 2 HNO3 = Zn(NO3)2 + CO2 + H2O
Al(NO3)3 + K3(PO4) = KNO3 + AlPO4 =>
Al(NO3)3 + K3(PO4) = 3 KNO3 + AlPO4
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