| Équations équilibrées la veille |
2 C2H3Cl + 5 O2 = 4 CO2 + 2 HCl + 2 H2O
SiHCl3 + H2 = HCl + Si =>
SiHCl3 + H2 = 3 HCl + Si
C8H8 + KMnO4 + Ba(OH)2 = (C6H5COO)2Ba + K2Ba(MnO4)2 + H2O =>
7 C8H8 + 40 KMnO4 + 24 Ba(OH)2 = 4(C6H5COO)2Ba + 20 K2Ba(MnO4)2 + 32 H2O
Ba(OH)2 + HCHO2 = Ba(CHO2)2 + H2O =>
Ba(OH)2 + 2 HCHO2 = Ba(CHO2)2 + 2 H2O
Ca(CH3COO)2 + AgNO3 = Ca(NO3)2 + Ag(CH3COO) =>
Ca(CH3COO)2 + 2 AgNO3 = Ca(NO3)2 + 2 Ag(CH3COO)
Mg(HCO3)2 + H2O = Mg(OH)2 + H2CO3 =>
Mg(HCO3)2 + 2 H2O = Mg(OH)2 + 2 H2CO3
MgO + Na2SO4 = MgSO4 + Na2O =>
MgO + Na2SO4 = MgSO4 + Na2O
S + O2 = SO2 =>
S + O2 = SO2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
ClO4{-} + MnO2 + OH{-} = ClO{-} + MnO42{-} + H2O =>
79 ClO4{-} + 6 MnO2 + 6 OH{-} = 79 ClO{-} + 6 MnO42{-} + 3 H2O
Ba(HCO3)2 = CO2 + BaCO3 + H2O =>
Ba(HCO3)2 = CO2 + BaCO3 + H2O
Ba(C2H3O2)2 + H2SO4 = BaSO4 + C2H3O2H =>
Ba(C2H3O2)2 + H2SO4 = BaSO4 + 2 C2H3O2H
M(OH)2 + HX = MX2 + H2O =>
M(OH)2 + 2 HX = MX2 + 2 H2O
Fe(OH)3 + H2(SO4) = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2(SO4) = Fe2(SO4)3 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Ca(No3)2 + HCl = CaCl2 + HNo3 =>
Ca(No3)2 + 2 HCl = CaCl2 + 2 HNo3
ClO4{-} + MnO2 + OH{-} = ClO{-} + MnO4{-2} + H2O =>
ClO4{-} + 3 MnO2 + 6 OH{-} = ClO{-} + 3 MnO4{-2} + 3 H2O
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
H3O + Cl = HCl + H2O =>
H3O + Cl = HCl + H2O
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
CuS + CO2 = CuSO4 + C =>
CuS + 2 CO2 = CuSO4 + 2 C
Ir + F2 = IrF2 =>
Ir + F2 = IrF2
NiCl2 + K = KCl + Ni =>
NiCl2 + 2 K = 2 KCl + Ni
KMnO4 + H2C2O4 + HCl = MnCl2 + CO2 + KCl + H2O =>
2 KMnO4 + 5 H2C2O4 + 6 HCl = 2 MnCl2 + 10 CO2 + 2 KCl + 8 H2O
Zn(s) + MgSO4(aq) = ZnSO4 + Mg =>
Zn(s) + MgSO4(aq) = ZnSO4 + Mg
KI + HCl + PbCrO4 = KCl + I2 + PbCl2 + CrCl3 + H2O =>
6 KI + 16 HCl + 2 PbCrO4 = 6 KCl + 3 I2 + 2 PbCl2 + 2 CrCl3 + 8 H2O
NH3 + H2O + Co = NH4 + Co(OH)2 =>
2 NH3 + 2 H2O + Co = 2 NH4 + Co(OH)2
SrCrO4 + Na2C2O6 = SrC2O6 + Na2CrO4 =>
SrCrO4 + Na2C2O6 = SrC2O6 + Na2CrO4
CoCl2 + NH3 + (NH4)2CO3 + H2O2 = [Co(NH3)4CO3]Cl + NH4Cl + H2O =>
2 CoCl2 + 6 NH3 + 2(NH4)2CO3 + H2O2 = 2[Co(NH3)4CO3]Cl + 2 NH4Cl + 2 H2O
Ba + H2SO4 = BaSO4*H2 =>
Ba + H2SO4 = BaSO4*H2
KClO2 + AgNO2 = KNO2 + AgClO2 =>
KClO2 + AgNO2 = KNO2 + AgClO2
HAc + H2O = H3AcO =>
HAc + H2O = H3AcO
H2NCH2COOH + HCl = H2NCH2COOCl + H2 =>
H2NCH2COOH + HCl = H2NCH2COOCl + H2
C6H5CCl3 + NaOH = C6H5COONa + NaCl + H2O =>
C6H5CCl3 + 4 NaOH = C6H5COONa + 3 NaCl + 2 H2O
F2 + SOH = SF4 + O + H2O =>
4 F2 + 2 SOH = 2 SF4 + O + H2O
(COOK)2 + NaOH = (COONa)2 + KOH =>
(COOK)2 + 2 NaOH = (COONa)2 + 2 KOH
Na + Sn = Na15Sn4 =>
15 Na + 4 Sn = Na15Sn4
Ca2SiO4 + H2SO4 = CaSO4 + H2O + SiO2 =>
Ca2SiO4 + 2 H2SO4 = 2 CaSO4 + 2 H2O + SiO2
F2O = F + O =>
F2O = 2 F + O
ZnSO4 + NaOH = Zn(OH)2 + SO4 + Na =>
ZnSO4 + 2 NaOH = Zn(OH)2 + SO4 + 2 Na
C9H8O4 + NaHCO3 = C9H7NaO4 + H2CO3 =>
C9H8O4 + NaHCO3 = C9H7NaO4 + H2CO3
H2CO2 + H2O = HCO3 + H =>
H2CO2 + H2O = HCO3 + 3 H
HNO3 + Au2(SO4)3 = H2SO4 + Au(NO3)3 =>
6 HNO3 + Au2(SO4)3 = 3 H2SO4 + 2 Au(NO3)3
SO2 + H = SO2H =>
SO2 + H = SO2H
SiO2 + H2S = SiS2 + H2O =>
SiO2 + 2 H2S = SiS2 + 2 H2O
H{+} + CrO4{2-} = Cr2O7{2-} + H3O{+} =>
3 H{+} + 2 CrO4{2-} = Cr2O7{2-} + H3O{+}
C2O7 + CH = CO2 + H2O =>
5 C2O7 + 6 CH = 16 CO2 + 3 H2O
Cu + NaCl = Cu2(NaCl) =>
2 Cu + NaCl = Cu2(NaCl)
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