| Équations équilibrées la veille |
Mg(SO4) + 2 AgNO3 = Mg(NO3)2 + Ag2(SO4)
H2CO3 + Sn(OH)4 = Sn(CO3)2 + H2O =>
2 H2CO3 + Sn(OH)4 = Sn(CO3)2 + 4 H2O
Mg(SO4) + AgNO3 = Mg(NO3)2 + Ag2(SO4) =>
Mg(SO4) + 2 AgNO3 = Mg(NO3)2 + Ag2(SO4)
H2 + C = CH4 =>
2 H2 + C = CH4
CaSO4 + H2O = Ca(OH)2 + *H2SO4 =>
CaSO4 + 2 H2O = Ca(OH)2 + *H2SO4
H2CO3 + Sn(OH)4 = Sn(HCO3)4 + H2O =>
4 H2CO3 + Sn(OH)4 = Sn(HCO3)4 + 4 H2O
Ag2S + O2 = Ag + SO3 =>
2 Ag2S + 3 O2 = 4 Ag + 2 SO3
Cr2O7{2-} + HCOOH + H3O{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 3 HCOOH + 8 H3O{+} = 2 Cr{3+} + 3 CO2 + 15 H2O
C2H6O + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
5 C2H6O + 12 KMnO4 + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 10 CO2 + 33 H2O
K2SO4 + CaCl2 = KCl + CaSO4 =>
K2SO4 + CaCl2 = 2 KCl + CaSO4
C6H5COONaNaOH = Na2CO3C6H6 =>
C6H5COONaNaOH = Na2CO3C6H6
K3PO4 + MgI2 = K3I2 + MgPO4 =>
K3PO4 + MgI2 = K3I2 + MgPO4
C2H5OH + NaMnO4 + HCl = CH3COOH + MnCl2 + NaCl + H2O =>
5 C2H5OH + 4 NaMnO4 + 12 HCl = 5 CH3COOH + 4 MnCl2 + 4 NaCl + 11 H2O
FeCl3 + K2C2O4 + H2O = KCl + K3(Fe(C2O4)3)(H2O)2 =>
FeCl3 + 3 K2C2O4 + 2 H2O = 3 KCl + K3(Fe(C2O4)3)(H2O)2
K3PO4 + MgI2 = K3I2 + MgPO4 =>
K3PO4 + MgI2 = K3I2 + MgPO4
NH4OH + H2S = (NH4)2S + H2O =>
2 NH4OH + H2S = (NH4)2S + 2 H2O
Na2SiO3 + Ba(OH)2 = BaSiO3 + NaOH =>
Na2SiO3 + Ba(OH)2 = BaSiO3 + 2 NaOH
H3PO4 + NaCl = NaH2PO4 + HCl =>
H3PO4 + NaCl = NaH2PO4 + HCl
NH4OH + H2S = (NH4)2S + H2O =>
2 NH4OH + H2S = (NH4)2S + 2 H2O
Pb(O2)4 = PbO + O2 =>
2 Pb(O2)4 = 2 PbO + 7 O2
Na2CO3 + H2O2 = Na2CO4 + H2O =>
Na2CO3 + H2O2 = Na2CO4 + H2O
C4H6BaO4 + H2SO4 = BaSO4 + C2H4O2 =>
C4H6BaO4 + H2SO4 = BaSO4 + 2 C2H4O2
C2H3O2K + (NH4)2S = C2H3O2NH4 + K2S =>
2 C2H3O2K + (NH4)2S = 2 C2H3O2NH4 + K2S
HCHO2 + K2CO3 = H2CO3 + KCHO2 =>
2 HCHO2 + K2CO3 = H2CO3 + 2 KCHO2
K2SO4 + CaCl2 = KCl + CaSO4 =>
K2SO4 + CaCl2 = 2 KCl + CaSO4
ZnBr2 + H2SO4 = ZnSO4 + HBr =>
ZnBr2 + H2SO4 = ZnSO4 + 2 HBr
K2SO4 + CaCl2 = KCl + CaSO4 =>
K2SO4 + CaCl2 = 2 KCl + CaSO4
ZnSO4 + Na2S = Na2SO4 + S + Zn =>
ZnSO4 + Na2S = Na2SO4 + S + Zn
H2SO4 + C4H6BaO4 = BaO4S + C2H4O2 =>
H2SO4 + C4H6BaO4 = BaO4S + 2 C2H4O2
C18H22O2 + NaBH4 = C18H24O2 + Na + BH3 =>
C18H22O2 + 2 NaBH4 = C18H24O2 + 2 Na + 2 BH3
H2PdCl4 + NH4OH = Pd(NH3)2Cl2 + H2O + HCl =>
H2PdCl4 + 2 NH4OH = Pd(NH3)2Cl2 + 2 H2O + 2 HCl
HFLi(OH) = LiFH2O =>
HFLi(OH) = LiFH2O
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
Pb(O2)4 = PbO + O2 =>
2 Pb(O2)4 = 2 PbO + 7 O2
ZnBr2 + H2SO4 = ZnSO4 + H2Br2 =>
ZnBr2 + H2SO4 = ZnSO4 + H2Br2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
HCHO2 + K2CO3 = H2CO3 + KCHO2 =>
2 HCHO2 + K2CO3 = H2CO3 + 2 KCHO2
ZnBr2 + H2SO4 = ZnSO4 + HBr =>
ZnBr2 + H2SO4 = ZnSO4 + 2 HBr
CH3CH2CHOHOH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + C2H5COOH + H2O =>
5 CH3CH2CHOHOH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 C2H5COOH + 9 H2O
Pb(O2)4 = PbO + O2 =>
2 Pb(O2)4 = 2 PbO + 7 O2
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
Fe(NO3)2 + CaCO3 = FeCO3 + Ca(NO3)2 =>
Fe(NO3)2 + CaCO3 = FeCO3 + Ca(NO3)2
C2H2 = CH =>
C2H2 = 2 CH
H2PdCl4 + NH4OH = Pd(NH3)2Cl2 + H2O + HCl =>
H2PdCl4 + 2 NH4OH = Pd(NH3)2Cl2 + 2 H2O + 2 HCl
Na2S + HNO3 = H2O + NO + NaNO3 + S =>
3 Na2S + 8 HNO3 = 4 H2O + 2 NO + 6 NaNO3 + 3 S
NbO{3+} + S2O3{2-} + H{+} + H2O = Nb{3+} + H2SO3 =>
2 NbO{3+} + S2O3{2-} + 2 H{+} + H2O = 2 Nb{3+} + 2 H2SO3
ZnBr2 + H2SO4 = ZnSO4 + H2Br2 =>
ZnBr2 + H2SO4 = ZnSO4 + H2Br2
I = I2 =>
2 I = I2
ZnBr2 + H2SO4 = ZnSO4 + HBr =>
ZnBr2 + H2SO4 = ZnSO4 + 2 HBr
H2PdCl4 + NH4OH = Pd(NH3)2Cl2 + H2O + HCl =>
H2PdCl4 + 2 NH4OH = Pd(NH3)2Cl2 + 2 H2O + 2 HCl
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