| Équations équilibrées la veille |
4 KF + PbO2 = PbF4 + 2 K2O
Ag2O + Al(CN)3 = AgCN + Al2O3 =>
3 Ag2O + 2 Al(CN)3 = 6 AgCN + Al2O3
Ag + H2O + O2 = AgOH =>
4 Ag + 2 H2O + O2 = 4 AgOH
SnCl2 + BiCl3 + NaOH = Bi + Sn(OH)4 + NaCl =>
3 SnCl2 + 2 BiCl3 + 12 NaOH = 2 Bi + 3 Sn(OH)4 + 12 NaCl
Co + PbCl4 = CoCl3 + Pb =>
4 Co + 3 PbCl4 = 4 CoCl3 + 3 Pb
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
CH3COONH4 + Ca(OH)2 = Ca(CH3COO)2 + NH3 + H2O =>
2 CH3COONH4 + Ca(OH)2 = Ca(CH3COO)2 + 2 NH3 + 2 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
PbCl2 + Na2SO4 = PbSO4 + NaCl =>
PbCl2 + Na2SO4 = PbSO4 + 2 NaCl
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
H(NO3) + Sr(OH)2 = Sr(NO3)2 + H(OH) =>
2 H(NO3) + Sr(OH)2 = Sr(NO3)2 + 2 H(OH)
Br + HaI2 = BrHaI2 =>
Br + HaI2 = BrHaI2
SO2(g) + H2(g) = S(s) + H2O(g) =>
SO2(g) + 2 H2(g) = S(s) + 2 H2O(g)
Mg + NH3 = H2 + Mg3N2 =>
3 Mg + 2 NH3 = 3 H2 + Mg3N2
KHS + NaOH = KNaS + H2O =>
KHS + NaOH = KNaS + H2O
PbNO2(aq) + NaBr(aq) = PbBr(s) + NaNO2 =>
PbNO2(aq) + NaBr(aq) = PbBr(s) + NaNO2
KH2PO4 + AgNO3 = Ag3PO4 + HNO3 + KNO3 =>
KH2PO4 + 3 AgNO3 = Ag3PO4 + 2 HNO3 + KNO3
H3PO4 + AgNO3 = Ag3PO4 + HNO3 =>
H3PO4 + 3 AgNO3 = Ag3PO4 + 3 HNO3
Al2(SO4)3 + NH3 + H2O = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2SO4
C + OH8 = H + OC3 =>
3 C + OH8 = 8 H + OC3
SrBr2 + H2CO3 = SrCO3 + HBr =>
SrBr2 + H2CO3 = SrCO3 + 2 HBr
Mr(OH)2 + H2SO4 = MrSO4 + H2O =>
Mr(OH)2 + H2SO4 = MrSO4 + 2 H2O
N2H6(NO3)2 = N2 + H2O + O2 =>
2 N2H6(NO3)2 = 4 N2 + 6 H2O + 3 O2
Au2S3 + CuCo3 = CuS + Au2(Co3)3 =>
Au2S3 + 3 CuCo3 = 3 CuS + Au2(Co3)3
KMnO4 + H2SO4 + NaHSO3 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
4 KMnO4 + H2SO4 + 10 NaHSO3 = 6 H2O + 2 K2SO4 + 4 MnSO4 + 5 Na2SO4
CaCO3 + HCHO2 = Ca + CO2 + H2O =>
CaCO3 + HCHO2 = Ca + 2 CO2 + H2O
Zn(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Zn(OH)2 =>
Zn(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Zn(OH)2
K2Cr2O7 + KSO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 KSO3 + H2SO4 = Cr2(SO4)3 + 4 K2SO4 + H2O
CdBr2(aq) + Na2S(aq) = CdS(s) + NaBr(aq) =>
CdBr2(aq) + Na2S(aq) = CdS(s) + 2 NaBr(aq)
Pb + HCl = [PbCl4]2 + H =>
2 Pb + 8 HCl = [PbCl4]2 + 8 H
CrPO4 + CrP = Cr2P2O7 =>
7 CrPO4 + CrP = 4 Cr2P2O7
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
H{+} + CrO7{2-} + C2H5OH = Cr{3+} + CO2 + H2O =>
20 H{+} + 4 CrO7{2-} + 3 C2H5OH = 4 Cr{3+} + 6 CO2 + 19 H2O
CuCl2 + Br2 = CuBr2 + Cl2 =>
CuCl2 + Br2 = CuBr2 + Cl2
C3 + OH8 = H8 + OC3 =>
C3 + OH8 = H8 + OC3
CoH15O6 + O2 = Co2 + H2O =>
4 CoH15O6 + 3 O2 = 2 Co2 + 30 H2O
C5H5Cl + NaOH = C5H5OH + NaCl =>
C5H5Cl + NaOH = C5H5OH + NaCl
KAl(SO4)2 + NH4OH = (NH4)2SO4 + Al(OH)3 + K2SO4 =>
2 KAl(SO4)2 + 6 NH4OH = 3(NH4)2SO4 + 2 Al(OH)3 + K2SO4
SiO2 + K2O = SiK + O2 =>
4 SiO2 + 2 K2O = 4 SiK + 5 O2
HCl(aq) + (Ca(OH)2) = CaCl2 + H2O =>
2 HCl(aq) + (Ca(OH)2) = CaCl2 + 2 H2O
Mg(NO3)2 + Na2HPO4 + NH4OH = MgNH4PO4 + NaNO3 + H2O =>
Mg(NO3)2 + Na2HPO4 + NH4OH = MgNH4PO4 + 2 NaNO3 + H2O
KMn(O)4 + (Na)2S(O)3 + (H)20 = MnO2 + Na2SO4 + KOH =>
20 KMn(O)4 + 20(Na)2S(O)3 + (H)20 = 20 MnO2 + 20 Na2SO4 + 20 KOH
Hg(OH)2 + H3PO4 = H3(PO4)2 + H2O + Hg =>
3 Hg(OH)2 + 4 H3PO4 = 2 H3(PO4)2 + 6 H2O + 3 Hg
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
(NH4)2S + CoCl2 = (NH4)2Cl2 + CoS =>
(NH4)2S + CoCl2 = (NH4)2Cl2 + CoS
C2H4O2 + Cu = Cu(CH3CO2)2 + H2 =>
2 C2H4O2 + Cu = Cu(CH3CO2)2 + H2
As3(PO4)5 + Ca(ClO3)2 = As(ClO3)5 + Ca3(PO4)2 =>
2 As3(PO4)5 + 15 Ca(ClO3)2 = 6 As(ClO3)5 + 5 Ca3(PO4)2
K2Cr2O7 + H2SO4 + C2H6O = Cr2(SO4)3 + H2O + C2H4O2 + K2SO4 =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H6O = 2 Cr2(SO4)3 + 11 H2O + 3 C2H4O2 + 2 K2SO4
PbO + Cl2 = PbCl2 + O2 =>
2 PbO + 2 Cl2 = 2 PbCl2 + O2
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