| Équations équilibrées la veille |
Na2SO4 + H2SO4 = 2 SO4 + 2 NaH
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Na2SiF6 + KCl = K2SiF6 + NaCl =>
Na2SiF6 + 2 KCl = K2SiF6 + 2 NaCl
Fe + H2SO4 = Fe2SO4 + SO + H2O =>
4 Fe + 3 H2SO4 = 2 Fe2SO4 + SO + 3 H2O
Zn + LiCl = ZnCl2 + Li =>
Zn + 2 LiCl = ZnCl2 + 2 Li
Co(OH)2 = CoO + H2O =>
Co(OH)2 = CoO + H2O
Al2OSiO4 = Al2SiO5 =>
Al2OSiO4 = Al2SiO5
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
P2O3 + NaOH = Na2PHO3 + H2O =>
P2O3 + 4 NaOH = 2 Na2PHO3 + H2O
NaCl + Pb(No3)2 = NaNo3 + PbCl2 =>
2 NaCl + Pb(No3)2 = 2 NaNo3 + PbCl2
C4H8H2 = C4H10 =>
C4H8H2 = C4H10
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NH4 + BaCl2 = NH4Cl + Ba =>
2 NH4 + BaCl2 = 2 NH4Cl + Ba
FeCl2 + H2S = FeS + HCl =>
FeCl2 + H2S = FeS + 2 HCl
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Cd(No3)2 + Na2S = CdS + NaNo3 =>
Cd(No3)2 + Na2S = CdS + 2 NaNo3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na2SO4 + H2O2 = Na2O2 + H2SO4 =>
Na2SO4 + H2O2 = Na2O2 + H2SO4
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
C6H10 + KMnO4 + H2SO4 = C6H10O4 + K2SO4 + MnSO2 + H2O =>
9 C6H10 + 8 KMnO4 + 12 H2SO4 = 9 C6H10O4 + 4 K2SO4 + 8 MnSO2 + 12 H2O
C5H8 + KMnO4 + H2SO4 = C5H8O4 + K2SO4 + MnSO4 + H2O =>
5 C5H8 + 8 KMnO4 + 12 H2SO4 = 5 C5H8O4 + 4 K2SO4 + 8 MnSO4 + 12 H2O
OH{-} + Al + H2O = [Al(OH)4]{-} + H2 =>
2 OH{-} + 2 Al + 6 H2O = 2[Al(OH)4]{-} + 3 H2
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
Na = Na6 =>
6 Na = Na6
H3PO4 + KHCO3 = K3PO4 + CO2 + H2O =>
H3PO4 + 3 KHCO3 = K3PO4 + 3 CO2 + 3 H2O
H2SO4 + CU(NO3)2 = CU(SO4) + HNO3 =>
H2SO4 + CU(NO3)2 = CU(SO4) + 2 HNO3
K2MnO4 + O3 = KMnO4 + O2KO =>
K2MnO4 + O3 = KMnO4 + O2KO
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
HNO3 + Zn = Zn(NO3)3 + N2O + H2O =>
30 HNO3 + 8 Zn = 8 Zn(NO3)3 + 3 N2O + 15 H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
HNO3 + MgO + BaCl2 = Ba(NO3)2 + H2O + MgCl2 =>
2 HNO3 + MgO + BaCl2 = Ba(NO3)2 + H2O + MgCl2
CH3COOH + NaOCl = CH3COONa + HCl + O2 =>
2 CH3COOH + 2 NaOCl = 2 CH3COONa + 2 HCl + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
KOH + HI = KI + OHH =>
KOH + HI = KI + OHH
Fe + Sr(NO3)2 = Fe(NO3)2 + Sr =>
Fe + Sr(NO3)2 = Fe(NO3)2 + Sr
Na2CO3 + S4 + SO2 = CO2 + Na2S2O3 =>
4 Na2CO3 + S4 + 4 SO2 = 4 CO2 + 4 Na2S2O3
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Ag3(PO4)2 = Ag + PO4 =>
Ag3(PO4)2 = 3 Ag + 2 PO4
Ba{2+} + Na2SO4 = BaSO4 + Na{+} =>
Ba{2+} + Na2SO4 = BaSO4 + 2 Na{+}
Na2MnO4 + HI = MnO2 + NaMnO4 + NaI + H2O =>
3 Na2MnO4 + 4 HI = MnO2 + 2 NaMnO4 + 4 NaI + 2 H2O
C6ClOH + O2 = H2O + CO2 + Cl2 =>
4 C6ClOH + 23 O2 = 2 H2O + 24 CO2 + 2 Cl2
CH3CH2OH + Na = CH3CH2ONa + H =>
CH3CH2OH + Na = CH3CH2ONa + H
K2CrO4 + C2H5OH = CH3COH + H2O + CrK2 =>
K2CrO4 + 4 C2H5OH = 4 CH3COH + 4 H2O + CrK2
Na6P6O18 = Na2O + P2O5 =>
Na6P6O18 = 3 Na2O + 3 P2O5
NaHSO3(s) = Na2SO3(s)SO2(g)H2O =>
2 NaHSO3(s) = Na2SO3(s)SO2(g)H2O
Sn + HNO3 = Sn(NO3)2 + N2O + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + N2O + 5 H2O
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