| Équations équilibrées la veille | Équations équilibrées le lendemain |
HNO2 + LiOH = LiNO2 + HOH
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
Cu + Ba(C2H3O2)2 = Cu(C2H3O2)2 + Ba =>
Cu + Ba(C2H3O2)2 = Cu(C2H3O2)2 + Ba
NH4NO3 + K2CO3 = (NH4)2CO3 + KNO3 =>
2 NH4NO3 + K2CO3 = (NH4)2CO3 + 2 KNO3
NiO + H2SO4 = NiSO4 + H2O =>
NiO + H2SO4 = NiSO4 + H2O
H3N + C2H5OH = CH3CH2NH2 + H2O =>
H3N + C2H5OH = CH3CH2NH2 + H2O
Ca2SiO4 + CH3(CH2)16COOH = C36H70CaO4 + H2O + SiO2 =>
Ca2SiO4 + 4 CH3(CH2)16COOH = 2 C36H70CaO4 + 2 H2O + SiO2
Ni + H2SO3 = Ni2(SO3)3 + H2 =>
2 Ni + 3 H2SO3 = Ni2(SO3)3 + 3 H2
AgNO3 + LiOH = LiNO3 + AgOH =>
AgNO3 + LiOH = LiNO3 + AgOH
NaNO3 + H2 = NaNO2 + H2O =>
NaNO3 + H2 = NaNO2 + H2O
C6H12O6 + H2SO4 = C3H2SO4 + CH4 + H6O6 =>
2 C6H12O6 + 3 H2SO4 = 3 C3H2SO4 + 3 CH4 + 2 H6O6
BaO + NHO3 = Ba(NO3)2 + H2O =>
BaO + 2 NHO3 = Ba(NO3)2 + H2O
C + H + N + O = C8H9NO2 =>
8 C + 9 H + N + 2 O = C8H9NO2
LiOH + HBr = HLi + BrOH =>
LiOH + HBr = HLi + BrOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
10[Cr(N2H4CO)6]4[Cr(CN)6]3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 223 K2SO4 + 1879 H2O
Mg{2+} + HPO4{2-} + NH3 = MgNH4PO4 =>
Mg{2+} + HPO4{2-} + NH3 = MgNH4PO4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Li + H2 = LiH =>
2 Li + H2 = 2 LiH
Ag2CO3 + NH3 = Ag(NH3) + CO3 =>
Ag2CO3 + 2 NH3 = 2 Ag(NH3) + CO3
Na2CrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + Na2SO4 + H2O =>
2 Na2CrO4 + 3 NaNO2 + 5 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + 2 Na2SO4 + 5 H2O
PbC2O4 + H2SO4 = PbSO4 + H2C2O4 =>
PbC2O4 + H2SO4 = PbSO4 + H2C2O4
CH3CH2NHCHCH3CH3 + HCl = CH3CH2NH2CHCH3CH3 + Cl =>
CH3CH2NHCHCH3CH3 + HCl = CH3CH2NH2CHCH3CH3 + Cl
KFO = KF + KFO3 =>
3 KFO = 2 KF + KFO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2J2 = HJ =>
H2J2 = 2 HJ
H2SO4 + NH4OH = (NH4)02SO4 + H2O =>
H2SO4 + 2 NH4OH = (NH4)02SO4 + 2 H2O
C5H12 + MnO4{-} + H{+} = Mn{+2} + CO2 + H2O =>
5 C5H12 + 32 MnO4{-} + 96 H{+} = 32 Mn{+2} + 25 CO2 + 78 H2O
MgCO3 + C2H4O2 = CO4 + Mg(C2H3O2)2 + H2O =>
4 MgCO3 + 7 C2H4O2 = 2 CO4 + 4 Mg(C2H3O2)2 + 2 H2O
(NH4)2 + SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2 + SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
AlF3 + Na2CO3 = NaF + Al2(CO3)3 =>
2 AlF3 + 3 Na2CO3 = 6 NaF + Al2(CO3)3
Na23SnO2 + Bi(OH)3 = Bi + Na23SnO3 + H2O =>
3 Na23SnO2 + 2 Bi(OH)3 = 2 Bi + 3 Na23SnO3 + 3 H2O
Cu(CH3COO)2 + Na2CrO4 = Cu(CrO4) + Na(CH3COO) =>
Cu(CH3COO)2 + Na2CrO4 = Cu(CrO4) + 2 Na(CH3COO)
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4) =>
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4)
NaCrO2 + HCl + H2O = Cr(OH)3 + NaCl =>
NaCrO2 + HCl + H2O = Cr(OH)3 + NaCl
C10H12O3 + C4H7ClO = C14H18O4 + HCl =>
C10H12O3 + C4H7ClO = C14H18O4 + HCl
H2CO3(aq) + CsOH = Cs2CO3 + H2O =>
H2CO3(aq) + 2 CsOH = Cs2CO3 + 2 H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + KCr(SO4)2 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + 2 KCr(SO4)2 + 7 H2O
Ba2Br + F = BaF2 + Br2 =>
2 Ba2Br + 8 F = 4 BaF2 + Br2
FeO + CaSO4 = FeSO4 + CaO =>
FeO + CaSO4 = FeSO4 + CaO
CaCO3(heat) = CaO + CO2 =>
CaCO3(heat) = CaO + CO2
Al2O3(s) + H2(g) = Al(s) + H2O(l) =>
Al2O3(s) + 3 H2(g) = 2 Al(s) + 3 H2O(l)
C9H18O16 + O2 = CO2 + H2O =>
2 C9H18O16 + 11 O2 = 18 CO2 + 18 H2O
AlCl3 + NaHCO = Al(HCO)3 + NaCl =>
AlCl3 + 3 NaHCO = Al(HCO)3 + 3 NaCl
BaCl2 + K3PO4 = Ba3(PO4)2 + KCl =>
3 BaCl2 + 2 K3PO4 = Ba3(PO4)2 + 6 KCl
C7H14(l) = C7H8(l) + H2(g) =>
C7H14(l) = C7H8(l) + 3 H2(g)
AgNO3 + Zn = Ag + Zn(NO3)2 =>
2 AgNO3 + Zn = 2 Ag + Zn(NO3)2
NH4NO3 + AgCl = NH4Cl + AgNO3 =>
NH4NO3 + AgCl = NH4Cl + AgNO3
P2S3 + H2O = H3PO3 + H2S =>
P2S3 + 6 H2O = 2 H3PO3 + 3 H2S
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