| Équations équilibrées la veille |
PbCl2 + NH4OH = PbOHCl + NH4Cl
P4 + HNO3(dilute) = H3PO4 + NO2 + H2O =>
P4 + 20 HNO3(dilute) = 4 H3PO4 + 20 NO2 + 4 H2O
KMnO4 + KCl + H2SO4 = Mn + K2SO4 + Cl2 + H2O =>
2 KMnO4 + 14 KCl + 8 H2SO4 = 2 Mn + 8 K2SO4 + 7 Cl2 + 8 H2O
H2CO3 + CaO = Ca(CO3) + H2O =>
H2CO3 + CaO = Ca(CO3) + H2O
Al2(SO4)3 + Na[Al(OH)4] = Na2SO4 + Al(OH)3 =>
Al2(SO4)3 + 6 Na[Al(OH)4] = 3 Na2SO4 + 8 Al(OH)3
(Mg)(S)AgNO3(Ag) = (Ag)(S) + MgNO3(Ag) =>
(Mg)(S)AgNO3(Ag) = (Ag)(S) + MgNO3(Ag)
CaC2O4 + HCl = CaCl2 + H2C2O4 =>
CaC2O4 + 2 HCl = CaCl2 + H2C2O4
S{-2} + I2 = I{-11} + S =>
11 S{-2} + I2 = 2 I{-11} + 11 S
AlI3(s) + Br2(g) = AlBr3(s) + I2(g) =>
2 AlI3(s) + 3 Br2(g) = 2 AlBr3(s) + 3 I2(g)
NaS + BaI = NaI + BaS =>
NaS + BaI = NaI + BaS
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H2S + CaS = Ca2S + HS =>
H2S + 2 CaS = Ca2S + 2 HS
NaOH(aq) + CuSO4(aq) = Na2SO4(aq) + Cu(OH)2 =>
2 NaOH(aq) + CuSO4(aq) = Na2SO4(aq) + Cu(OH)2
CaC2(s) + CO(g) = CaO(s) + C(s) =>
CaC2(s) + CO(g) = CaO(s) + 3 C(s)
CoS + HNO3 = Co(NO3) + NO + S + H2O =>
3 CoS + 4 HNO3 = 3 Co(NO3) + NO + 3 S + 2 H2O
Fe2(CO3)3 + H2SO4 = Fe2(SO4)3 + H2O + CO2 =>
Fe2(CO3)3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O + 3 CO2
C2H7NO + O2 = CO2 + H2O + N =>
4 C2H7NO + 13 O2 = 8 CO2 + 14 H2O + 4 N
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Al + AgNO3 = AlNO3Ag =>
Al + AgNO3 = AlNO3Ag
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
HNO3 + Ca[OH]2 = Ca[NO3]2 + H2O =>
2 HNO3 + Ca[OH]2 = Ca[NO3]2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeSO4(aq) + HCl(aq) = FeCl2 + H2SO4 =>
FeSO4(aq) + 2 HCl(aq) = FeCl2 + H2SO4
K4Fe(CN)6 + Fe(NO3)3 = Fe4(Fe(CN)6)3 + KNO3 =>
3 K4Fe(CN)6 + 4 Fe(NO3)3 = Fe4(Fe(CN)6)3 + 12 KNO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K2CrO4 + HNO3 = KNO3 + H2CrO4 =>
K2CrO4 + 2 HNO3 = 2 KNO3 + H2CrO4
Na2O + Cr(OH)3 = Cr2O3 + NaOH =>
3 Na2O + 2 Cr(OH)3 = Cr2O3 + 6 NaOH
C4H9OHOH + PCl5 = POCl3 + HCl + C4H9ClCl =>
C4H9OHOH + 2 PCl5 = 2 POCl3 + 2 HCl + C4H9ClCl
RbOH + Mg3(PO4)2 = Rb3PO4 + Mg(OH)2 =>
6 RbOH + Mg3(PO4)2 = 2 Rb3PO4 + 3 Mg(OH)2
TiO(OH)2 + NaOH = Na2TiO3 + H2O =>
TiO(OH)2 + 2 NaOH = Na2TiO3 + 2 H2O
Sn(OH)4 + NaOH = Na2SnO3 + H2O =>
Sn(OH)4 + 2 NaOH = Na2SnO3 + 3 H2O
N3H + H2O = N3 + H3O =>
N3H + H2O = N3 + H3O
ZnO + Fe2(SO4)3 = Fe2O3 + ZnSO4 =>
3 ZnO + Fe2(SO4)3 = Fe2O3 + 3 ZnSO4
C2H5OH + H2CrO4 = C6H14CrO4 + H2O =>
3 C2H5OH + H2CrO4 = C6H14CrO4 + 3 H2O
Br + H2SO4 = BrSO3 + H2O =>
Br + H2SO4 = BrSO3 + H2O
CH3COOH + C2H5OH + H2SO4 = CH3COOC2H5 + H2SO4H2O =>
CH3COOH + C2H5OH + H2SO4 = CH3COOC2H5 + H2SO4H2O
Sr + CrBr3 = SrBr3 + Cr =>
Sr + CrBr3 = SrBr3 + Cr
C9H70 + O2 = CO2 + H2O =>
2 C9H70 + 53 O2 = 18 CO2 + 70 H2O
NaNO2 + MgCl2 = NaCl2 + MgNO2 =>
NaNO2 + MgCl2 = NaCl2 + MgNO2
KHSO5 + NaBr = HOBr + Na2SO4 + K2SO4 =>
2 KHSO5 + 2 NaBr = 2 HOBr + Na2SO4 + K2SO4
HCOOH + CH4 = HCOOC2H5 + H2O =>
5 HCOOH + 4 CH4 = 3 HCOOC2H5 + 4 H2O
MnSO4 + NaOH + Br = MnO2 + NaBr + NaSO4 + H2O =>
MnSO4 + 4 NaOH + 3 Br = MnO2 + 3 NaBr + NaSO4 + 2 H2O
HCOOH + BaCO3 = (HCOO)2Ba + H2O + CO2 =>
2 HCOOH + BaCO3 = (HCOO)2Ba + H2O + CO2
WC3 = W2 + C =>
2 WC3 = W2 + 6 C
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaHCO3 = Na2CO3*CO2*H2O =>
2 NaHCO3 = Na2CO3*CO2*H2O
NiNH3 = Ni + NH3 =>
NiNH3 = Ni + NH3
CrCl3 + KNO3 + K2CO3 = K2CrO4 + KNO2 + CO2 + KCl =>
2 CrCl3 + 3 KNO3 + 5 K2CO3 = 2 K2CrO4 + 3 KNO2 + 5 CO2 + 6 KCl
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