| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(OH)2 + H2CO3 = CaCO3 + 2 H2O
Mg(NO3)2(aq) + SrCl2(aq) = Sr(NO3)2(s) + MgCl2(aq) =>
Mg(NO3)2(aq) + SrCl2(aq) = Sr(NO3)2(s) + MgCl2(aq)
Mg + Cl + OH = MgClOH =>
Mg + Cl + OH = MgClOH
NH4 + NO3 = N2 + H2O =>
6 NH4 + 4 NO3 = 5 N2 + 12 H2O
SrOH2O = SrO(H2O) =>
SrOH2O = SrO(H2O)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Li2CrO4 + Pb(NO3)2 = PbCrO4 + LiNO3 =>
Li2CrO4 + Pb(NO3)2 = PbCrO4 + 2 LiNO3
SiF4 + H2O = H4SiO4 + H2SiF6 =>
3 SiF4 + 4 H2O = H4SiO4 + 2 H2SiF6
AlO2 = Al + O =>
AlO2 = Al + 2 O
Au3S + H2 = HS + Au =>
2 Au3S + H2 = 2 HS + 6 Au
Ca + (NH4)2C2O4 = CaC2O4(s) + NH4 =>
Ca + (NH4)2C2O4 = CaC2O4(s) + 2 NH4
N2H5 + H2O = NH3 + O2 =>
4 N2H5 + 2 H2O = 8 NH3 + O2
CH3(CH2)5CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH2)5CH3(l) + 11 O2(g) = 7 CO2(g) + 8 H2O(g)
C19H25OH + O2 = CO + H2O =>
2 C19H25OH + 31 O2 = 38 CO + 26 H2O
RbCl + MgSO4 = Rb2SO4 + MgCl2 =>
2 RbCl + MgSO4 = Rb2SO4 + MgCl2
CH3COOHNaHCO3 = CH3COONaCO2H2O =>
CH3COOHNaHCO3 = CH3COONaCO2H2O
Cr(NO3)2 + K3PO4 = Cr3(PO4)2 + K(NO3) =>
3 Cr(NO3)2 + 2 K3PO4 = Cr3(PO4)2 + 6 K(NO3)
KOH + BaO = KBaO + HO =>
KOH + BaO = KBaO + HO
FeCl2 + NaNO2 + HCl = NO + NaCl + FeCl3 + Fe(OH)3 =>
3 FeCl2 + 3 NaNO2 + 3 HCl = 3 NO + 3 NaCl + 2 FeCl3 + Fe(OH)3
CH3CHO + NaMnO4 + NaOH = CH3COONa + Na2MnO4 + H2O =>
CH3CHO + 2 NaMnO4 + 3 NaOH = CH3COONa + 2 Na2MnO4 + 2 H2O
RaC2 = Ra + C =>
RaC2 = Ra + 2 C
K3PO4 + NaCI = Na3PO4 + KCI =>
K3PO4 + 3 NaCI = Na3PO4 + 3 KCI
HgI2 + AgNO3 = AgI + Hg(NO3)2 =>
HgI2 + 2 AgNO3 = 2 AgI + Hg(NO3)2
CH3BrKCN = CH3CNKBr =>
CH3BrKCN = CH3CNKBr
CrHg2O4 = Cr2O3 + Hg + O2 =>
4 CrHg2O4 = 2 Cr2O3 + 8 Hg + 5 O2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
AlO2{-} + H3O{+} = Al{3+} + H2O =>
AlO2{-} + 4 H3O{+} = Al{3+} + 6 H2O
CH3OH + SOCl2 = CH3SO2Cl + HCl =>
CH3OH + SOCl2 = CH3SO2Cl + HCl
Fe0 = Fe2 =>
2 Fe0 = Fe2
Zn + AgCN = ZnCN + Ag =>
Zn + AgCN = ZnCN + Ag
K2Cr2O7 + Ti2SO4 + H2SO4 = Cr2(SO4)3 + Ti(SO4)2 + H2O + K2SO4 =>
K2Cr2O7 + Ti2SO4 + 7 H2SO4 = Cr2(SO4)3 + 2 Ti(SO4)2 + 7 H2O + K2SO4
AuCl3(aq) + H2C2O4(aq) = Au(s) + CO2(g) + HCl(aq) =>
2 AuCl3(aq) + 3 H2C2O4(aq) = 2 Au(s) + 6 CO2(g) + 6 HCl(aq)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
SnCl2 + K2CrO4 = KCl + SnCrO4 =>
SnCl2 + K2CrO4 = 2 KCl + SnCrO4
Ba(OH)2 + C2H5COOH = C2H5COO + H2O + Ba =>
Ba(OH)2 + 2 C2H5COOH = 2 C2H5COO + 2 H2O + Ba
Te + Br2 = Te4Br6 =>
4 Te + 3 Br2 = Te4Br6
CUS + HNO3 = CUSO4 + NO + H2O =>
3 CUS + 8 HNO3 = 3 CUSO4 + 8 NO + 4 H2O
CaCO3 + HClO4 = Ca(ClO4)2 + CO2 + H2O =>
CaCO3 + 2 HClO4 = Ca(ClO4)2 + CO2 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ba(NO3)2 + H2SO3 = BaSO3 + (NO3)2H2 =>
Ba(NO3)2 + H2SO3 = BaSO3 + (NO3)2H2
Sr(NO3)2 + K2S = SrS + KNO3 =>
Sr(NO3)2 + K2S = SrS + 2 KNO3
Na2Cr2O7 + S = Na2SO4 + Cr2O3 =>
Na2Cr2O7 + S = Na2SO4 + Cr2O3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
HBr + KBrO3 = Br2 + KBr + H2O =>
6 HBr + KBrO3 = 3 Br2 + KBr + 3 H2O
Zn + O2 = ZnO = H2O =>
2 Zn + O2 = 2 ZnO
(Co)085 + (Fe)015 + (S)19 + (Se)01 = Co085Fe015S19Se01 =>
(Co)085 + (Fe)015 + (S)19 + (Se)01 = Co085Fe015S19Se01
KI + FeCl3 + C6H14 = Fe + KCl + IC6H14 =>
3 KI + FeCl3 + 3 C6H14 = Fe + 3 KCl + 3 IC6H14
Mg3(PO4)2 + C = Mg3P2 + CO =>
Mg3(PO4)2 + 8 C = Mg3P2 + 8 CO
AgNO3 + C = AgNO3C =>
AgNO3 + C = AgNO3C
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