| Équations équilibrées la veille |
Ca(OH)2 + 4 NH4 + CO3 = CaCO3 + 2 H3O + 4 NH3
Mn{2+} + Pb3O4 + H{+} = MnO4 + Pb{2+} + H2O =>
Mn{2+} + 3 Pb3O4 + 16 H{+} = MnO4 + 9 Pb{2+} + 8 H2O
C6H6CH2(CH3)2 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
10 C6H6CH2(CH3)2 + 28 KMnO4 + 42 H2SO4 = 45 CH3COOH + 28 MnSO4 + 14 K2SO4 + 22 H2O
KCrO2 + NH4Cl + H2O = Cr(OH)3 + NH3 + KCl =>
KCrO2 + NH4Cl + H2O = Cr(OH)3 + NH3 + KCl
HClO4 = O3HClO =>
HClO4 = O3HClO
H3AsO4 + H2SO4 + NO2 + H2O = AsS5 + HNO3 =>
H3AsO4 + 5 H2SO4 + 35 NO2 + 11 H2O = AsS5 + 35 HNO3
La(s) + Cl2(g) = LaCl3(s) =>
2 La(s) + 3 Cl2(g) = 2 LaCl3(s)
K2CrO4 + Na2CrO4 + HCl = NaCl + H2O + K2Cr2O7 =>
K2CrO4 + Na2CrO4 + 2 HCl = 2 NaCl + H2O + K2Cr2O7
CuO + Br2 = CuBr2 + O2 =>
2 CuO + 2 Br2 = 2 CuBr2 + O2
Zn(s) + HCl = H2(g) + ZnCl(aq) =>
2 Zn(s) + 2 HCl = H2(g) + 2 ZnCl(aq)
BaCl2*2H2O(s) = BaCl2(s) + H2O(l) =>
BaCl2*2H2O(s) = BaCl2(s) + 2 H2O(l)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
PbCO3 + HCl = PbCl2 + H2CO3 =>
PbCO3 + 2 HCl = PbCl2 + H2CO3
I2 + Na3(AsO3) + Na(HCO3) = NaI + Na3(AsO4) + CO2 + H2 =>
I2 + 2 Na3(AsO3) + 2 Na(HCO3) = 2 NaI + 2 Na3(AsO4) + 2 CO2 + H2
Cl2O = Cl2(g) + ClO2(g) =>
4 Cl2O = 3 Cl2(g) + 2 ClO2(g)
CuSO4 + KBr = K2(CuBr4) + K2SO4 =>
CuSO4 + 4 KBr = K2(CuBr4) + K2SO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca + HCl = CaCl1 + H2 =>
2 Ca + 2 HCl = 2 CaCl1 + H2
Al(OH)3 + HBr = AlBr3 + H(OH) =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H(OH)
BaCl + NaS = BaS + NaCl =>
BaCl + NaS = BaS + NaCl
H{+} + HNO2 + I{-}1 = NO + I3{-}1 + H2O =>
2 H{+} + 2 HNO2 + 3 I{-}1 = 2 NO + I3{-}1 + 2 H2O
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
Sb(IO3)5 + Mg(OH)2 = Mg(IO3)2 + Sb(OH)5 =>
2 Sb(IO3)5 + 5 Mg(OH)2 = 5 Mg(IO3)2 + 2 Sb(OH)5
SO2 + Br2 + H2O = H2SO4 + H2Br =>
2 SO2 + Br2 + 4 H2O = 2 H2SO4 + 2 H2Br
Mg + AuN3 = MgN + Au =>
3 Mg + AuN3 = 3 MgN + Au
Na2HPO4 + Ca(OH)2 = Ca3(PO4)2 + NaOH + H2O =>
2 Na2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 4 NaOH + 2 H2O
Ba(OH)2 + SiO2 = BaO + Si(OH)4 =>
2 Ba(OH)2 + SiO2 = 2 BaO + Si(OH)4
Na2S + MoCl5 = NaCl + MoS2 + S1 =>
5 Na2S + 2 MoCl5 = 10 NaCl + 2 MoS2 + S1
ZnF2 + Ca(oh)2 = CaF2 + Zn(oh)2 =>
2 ZnF2 + Ca(oh)2 = 2 CaF2 + Zn(oh)2
Ni(CH3COCHCOCH3)2H2O + O2 = NiO + CH3COCH3 + CO2 =>
3 Ni(CH3COCHCOCH3)2H2O + 4 O2 = 3 NiO + 8 CH3COCH3 + 6 CO2
CH3COONa + HBr = NaBr + CH3COOH =>
CH3COONa + HBr = NaBr + CH3COOH
H2S + CuNO3 = CuS + HNO3 + H2 =>
2 H2S + 2 CuNO3 = 2 CuS + 2 HNO3 + H2
CH3COONa + HBr = NaBr + CH3COOH =>
CH3COONa + HBr = NaBr + CH3COOH
NaS4 + CaPO4 = NaPO4 + CaS4 =>
NaS4 + CaPO4 = NaPO4 + CaS4
ClH4NO + FeCl3 = FeCl2 + HCl + H2O + N =>
ClH4NO + FeCl3 = FeCl2 + 2 HCl + H2O + N
Ag + H{+} + CN{-} = Ag(CN)2{-} + H2 =>
2 Ag + 2 H{+} + 4 CN{-} = 2 Ag(CN)2{-} + H2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
HCl = H* + Cl =>
HCl = H* + Cl
K2SO4 + HCl = H2SO4 + KCl(aq) =>
K2SO4 + 2 HCl = H2SO4 + 2 KCl(aq)
Fe + CO2 = Fe2O3 + CO =>
2 Fe + 3 CO2 = Fe2O3 + 3 CO
Ta + K2CrO4 + H2SO4 = Ta2(SO4)5 + K2SO4 + Cr2(SO4)3 + H2O =>
6 Ta + 10 K2CrO4 + 40 H2SO4 = 3 Ta2(SO4)5 + 10 K2SO4 + 5 Cr2(SO4)3 + 40 H2O
Cu + S = Cu2S = Cu + S = Cu2S =>
2 Cu + S = Cu2S
CH4 + O = CO2 + H2O =>
CH4 + 4 O = CO2 + 2 H2O
Na2SO3 + KMnO4 + H2SO4 = Na2SO4 + MnSO4 + KHSO4 + H2O =>
5 Na2SO3 + 2 KMnO4 + 4 H2SO4 = 5 Na2SO4 + 2 MnSO4 + 2 KHSO4 + 3 H2O
Al(OH)3 + H2CrO4 = Al2(CrO4)3 + H2O =>
2 Al(OH)3 + 3 H2CrO4 = Al2(CrO4)3 + 6 H2O
H2SO4 + ZnS = ZnO + SO2 + H2O =>
3 H2SO4 + ZnS = ZnO + 4 SO2 + 3 H2O
CH3Br + OH = CH3OH + Br =>
CH3Br + OH = CH3OH + Br
H2SO4 + ZnS = ZnO + SO2 + H2O =>
3 H2SO4 + ZnS = ZnO + 4 SO2 + 3 H2O
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