| Équations équilibrées la veille |
2 AgNO3 + NaHSO4 = Ag2SO4 + NaH + 2 NO3
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
NaH2 + O3 = NaO + H2O =>
3 NaH2 + 2 O3 = 3 NaO + 3 H2O
C5H11O + HNO3 = C5H110 + O + CNO2 =>
115 C5H11O + 495 HNO3 = 16 C5H110 + 610 O + 495 CNO2
NaCl + H2S = Na2S + Cl2 + H2 =>
2 NaCl + H2S = Na2S + Cl2 + H2
FeCl3 + KClO3 + NaOH = Na2FeO4 + KCl + NaCl + H2O =>
2 FeCl3 + KClO3 + 10 NaOH = 2 Na2FeO4 + KCl + 6 NaCl + 5 H2O
C6H4CH3{-}CH3 + KMnO4 + H2SO4 = C6H4COOH{-}COOH + MnSO4 + K2SO4 + H2O =>
5 C6H4CH3{-}CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H4COOH{-}COOH + 6 MnSO4 + 3 K2SO4 + 14 H2O
H2O + C9H14O6 = C7H12O5 + C2H4O2 =>
H2O + C9H14O6 = C7H12O5 + C2H4O2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
CH3Br + Na + BrC2H5 = C3H8 + NaBr =>
CH3Br + 2 Na + BrC2H5 = C3H8 + 2 NaBr
CsPO3 + NH4F = CsHPO3F + NH3 =>
CsPO3 + NH4F = CsHPO3F + NH3
KMnO4 + HC2O4 = K2C2O4 + H2O + O2 + MnC2O4 =>
8 KMnO4 + 12 HC2O4 = 4 K2C2O4 + 6 H2O + 13 O2 + 8 MnC2O4
CaBr2(s) = Ca(s) + Br2(s) =>
CaBr2(s) = Ca(s) + Br2(s)
KOH(aq) + CuSO4(aq) = CuOH(l) + KSO4(aq) =>
KOH(aq) + CuSO4(aq) = CuOH(l) + KSO4(aq)
CoCl2(aq) + Na2SO3(aq) = CoSO3(s) + NaCl(aq) =>
CoCl2(aq) + Na2SO3(aq) = CoSO3(s) + 2 NaCl(aq)
C6 + H9AlO6 + NaOH = Al(OH)3 + C2H3NaO2 =>
C6 + H9AlO6 + 3 NaOH = Al(OH)3 + 3 C2H3NaO2
PbO2 + Mn = Pb + MnO4 =>
2 PbO2 + Mn = 2 Pb + MnO4
Ca + HNO3 = Ca(NO3)2 + NO2 + H2O =>
Ca + 4 HNO3 = Ca(NO3)2 + 2 NO2 + 2 H2O
Fe2 + O2 + HCl = FeCl + H2O =>
2 Fe2 + O2 + 4 HCl = 4 FeCl + 2 H2O
CH4(g) + H2O + CO = CH3COOH =>
2 CH4(g) + 2 H2O + 4 CO = 3 CH3COOH
(NH4)2CO3 + HCl = (NH4)2Cl2 + CO2 + H2O =>
(NH4)2CO3 + 2 HCl = (NH4)2Cl2 + CO2 + H2O
AgClO3 + Cd(CH3COO)2 = AgCH3COO + Cd(ClO3)2 =>
2 AgClO3 + Cd(CH3COO)2 = 2 AgCH3COO + Cd(ClO3)2
RbF + H3(PO4) = Rb3(PO4) + HF =>
3 RbF + H3(PO4) = Rb3(PO4) + 3 HF
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
FeCl2 + Cl2 + KOH = Fe(OH)3 + KCl =>
2 FeCl2 + Cl2 + 6 KOH = 2 Fe(OH)3 + 6 KCl
C3H4 + O2 = CO2 + HOH =>
C3H4 + 4 O2 = 3 CO2 + 2 HOH
H2O + NaBr + KMnO4 = NaBrO3 + KOH + MnO2 =>
H2O + NaBr + 2 KMnO4 = NaBrO3 + 2 KOH + 2 MnO2
ZnO + K2CO3 = ZnCO3 + K2O =>
ZnO + K2CO3 = ZnCO3 + K2O
AgNO3 + NaHSO4 = Ag2SO4 + NaH + NO3 =>
2 AgNO3 + NaHSO4 = Ag2SO4 + NaH + 2 NO3
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
Pb(OH)2 + K2CrO4 = PbCrO4 + KOH =>
Pb(OH)2 + K2CrO4 = PbCrO4 + 2 KOH
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
K3PO4 + MgCl2 = Mg3(PO4)2 + KCl =>
2 K3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Cd(OH)2 + CO2 = (CdOH)2CO3 + H2O =>
2 Cd(OH)2 + CO2 = (CdOH)2CO3 + H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
La + Ge + Pt = LaGe4Pt4 =>
La + 4 Ge + 4 Pt = LaGe4Pt4
KMnO4 + I2 + H2O = MnO2 + KOH + HIO3 =>
10 KMnO4 + 3 I2 + 8 H2O = 10 MnO2 + 10 KOH + 6 HIO3
N + I = N2I3 =>
2 N + 3 I = N2I3
CH3CCH3CH2 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3CCH3CH2 + 24 KMnO4 + 36 H2SO4 = 20 CO2 + 24 MnSO4 + 12 K2SO4 + 56 H2O
NH4VO3 + Na2SO3 = H2SO4 + H2O + Na2NVO =>
NH4VO3 + Na2SO3 = H2SO4 + H2O + Na2NVO
AgNO3 + NaHSO4 = Ag2SO4 + NaH + NO3 =>
2 AgNO3 + NaHSO4 = Ag2SO4 + NaH + 2 NO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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