| Équations équilibrées la veille |
8 C2H5O2 = 9 CH4 + 7 CO2 + 2 H2O
HgS(s) = Hg(l) + S(s) =>
HgS(s) = Hg(l) + S(s)
KHCO3 + HNO3 = KNO3 + H2O + CO2 =>
KHCO3 + HNO3 = KNO3 + H2O + CO2
Co(OCl)3 + Hg(MnO4)2 = Co(MnO4)3 + Hg(OCl)2 =>
2 Co(OCl)3 + 3 Hg(MnO4)2 = 2 Co(MnO4)3 + 3 Hg(OCl)2
Ag + CO2 = AgCO2 =>
Ag + CO2 = AgCO2
MnO4{-} + SO3{-2} + OH{-} = MnO4{-2} + SO4{-2} + H2O =>
2 MnO4{-} + SO3{-2} + 2 OH{-} = 2 MnO4{-2} + SO4{-2} + H2O
Mg + MnCl2 = MgCl2 + Mn =>
Mg + MnCl2 = MgCl2 + Mn
CH3COOH + CH3(CH2)3OH = CH3COO(CH2)3CH3 + H2O =>
CH3COOH + CH3(CH2)3OH = CH3COO(CH2)3CH3 + H2O
CuSO4 + NaOH = Na2Cu(OH)4 + Na2SO4 =>
CuSO4 + 4 NaOH = Na2Cu(OH)4 + Na2SO4
CuSO3 + Na2S = Na2SO4 + CuS =>
4 CuSO3 + 3 Na2S = 3 Na2SO4 + 4 CuS
Mg(NO3)2 + Na2CO3 = Mg(CO3)2 + Na2NO3 =>
Mg(NO3)2 + 2 Na2CO3 = Mg(CO3)2 + 2 Na2NO3
(HO) = H2O + O2 =>
4(HO) = 2 H2O + O2
MnCl2 + KClO3 + NaOH = Na2MnO4 + NaCl + KCl + H2O =>
3 MnCl2 + 2 KClO3 + 12 NaOH = 3 Na2MnO4 + 6 NaCl + 2 KCl + 6 H2O
HCN + NaCN = HC2N2 + Na =>
HCN + NaCN = HC2N2 + Na
Fe + KNO3 = FeO + KNO2 =>
Fe + KNO3 = FeO + KNO2
ZnCl2 + H2S = ZnS2 + H2Cl =>
ZnCl2 + 2 H2S = ZnS2 + 2 H2Cl
K2CrO7 + HCl = KCl + H2CrO7 =>
K2CrO7 + 2 HCl = 2 KCl + H2CrO7
KClO3 + HBr = KCl + H2O + Br2 =>
KClO3 + 6 HBr = KCl + 3 H2O + 3 Br2
P2O5 + BaCO3 = Ba3(PO4)2 + CO2 =>
P2O5 + 3 BaCO3 = Ba3(PO4)2 + 3 CO2
CH5CH2OH + O2 = CH3COOH3 + H2O =>
CH5CH2OH + O2 = CH3COOH3 + H2O
Na2SnO2 + O2 = Na2SnO3 =>
2 Na2SnO2 + O2 = 2 Na2SnO3
HCl(aq) + NaHSO3(s) = NaCl(aq) + H2SO3 =>
HCl(aq) + NaHSO3(s) = NaCl(aq) + H2SO3
C8H17 + O2 = CO2 + H2O =>
4 C8H17 + 49 O2 = 32 CO2 + 34 H2O
NH4F + NaOH + Al(OH)3 = Na3AlF6 + NH3 + H2O =>
6 NH4F + 3 NaOH + Al(OH)3 = Na3AlF6 + 6 NH3 + 6 H2O
Mg(OH)2 + H2CO3 = Mg(HCO3)2 + H2O =>
Mg(OH)2 + 2 H2CO3 = Mg(HCO3)2 + 2 H2O
CH3CH3COOH + Na2CO3 = CH3CH3COONa + H2O + CO2 =>
2 CH3CH3COOH + Na2CO3 = 2 CH3CH3COONa + H2O + CO2
K2Cr2O7 + KI + H2SO4 = CrSO4 + I2 + K2SO4 + H2O =>
K2Cr2O7 + 8 KI + 7 H2SO4 = 2 CrSO4 + 4 I2 + 5 K2SO4 + 7 H2O
K2CO3 + FeCr2O7 + O2 = Fe2O3 + K2CrO4 + CO2 =>
8 K2CO3 + 4 FeCr2O7 + O2 = 2 Fe2O3 + 8 K2CrO4 + 8 CO2
K3[Cr(OH)6] + HBr = KBr + H2O + CrBr3 =>
K3[Cr(OH)6] + 6 HBr = 3 KBr + 6 H2O + CrBr3
Ca + Cl2 + Li = CaLiCl =>
2 Ca + Cl2 + 2 Li = 2 CaLiCl
Cu + SiO3 = CuSiO3 =>
Cu + SiO3 = CuSiO3
Ni + Ca(NO3)2 = NiCa + NO3 =>
Ni + Ca(NO3)2 = NiCa + 2 NO3
Na2HAsO3 + KBrO3 + HCl = Na2HAsO4 + Br2 + KCl + H2O =>
5 Na2HAsO3 + 2 KBrO3 + 2 HCl = 5 Na2HAsO4 + Br2 + 2 KCl + H2O
(NH4)6Mo7O24 + HCl + H2O = H2MoO4 + NH4Cl =>
(NH4)6Mo7O24 + 6 HCl + 4 H2O = 7 H2MoO4 + 6 NH4Cl
KH2PO4 + NaOH = H2O + KHNaPO4 =>
KH2PO4 + NaOH = H2O + KHNaPO4
CH3CH2CH2CONHCH2CH3 + H3O = CH3CH2CH2COH + NH2 + CH2CH3 =>
5 CH3CH2CH2CONHCH2CH3 + 2 H3O = 7 CH3CH2CH2COH + 5 NH2 + CH2CH3
Ba(OH)2 + ZnS = BaS2 + Zn(OH) =>
Ba(OH)2 + 2 ZnS = BaS2 + 2 Zn(OH)
C3H5O2 + HCl = C3H5O2Cl + H2 =>
2 C3H5O2 + 2 HCl = 2 C3H5O2Cl + H2
HCOOC6H5 + NaOH = HCOONa + C6H5ONa + H2O =>
HCOOC6H5 + 2 NaOH = HCOONa + C6H5ONa + H2O
K + Ni(CN)2 = K(CN)2 + Ni =>
K + Ni(CN)2 = K(CN)2 + Ni
SnF2 + HF = HFF2 + Sn =>
SnF2 + HF = HFF2 + Sn
NaHPO3 + H2SO4 + Zn = ZnSO4 + NaSO4 + H2O + PH3 =>
NaHPO3 + 4 H2SO4 + 3 Zn = 3 ZnSO4 + NaSO4 + 3 H2O + PH3
H2O2 + CaCO3 = H2CO3 + CaO + O2 =>
2 H2O2 + 2 CaCO3 = 2 H2CO3 + 2 CaO + O2
CaSO3 + C2H4O2 = SO2 + H2O + Ca(CH3COO)2 =>
CaSO3 + 2 C2H4O2 = SO2 + H2O + Ca(CH3COO)2
KOH(aq)HClO4(aq) = KClO4(aq)H2O(l) =>
KOH(aq)HClO4(aq) = KClO4(aq)H2O(l)
NH4F + NaOH + Al(OH)3 = Na3AlF6 + NH3 + H2O =>
6 NH4F + 3 NaOH + Al(OH)3 = Na3AlF6 + 6 NH3 + 6 H2O
Al2O3 + H2 = Al + H2O =>
Al2O3 + 3 H2 = 2 Al + 3 H2O
CaO(s) + H2(g) = Ca(s) + H2O(g) =>
CaO(s) + H2(g) = Ca(s) + H2O(g)
NaO2 + H2O = NaOH + O2 =>
4 NaO2 + 2 H2O = 4 NaOH + 3 O2
NO2 + H2O + NO = HNO2 =>
NO2 + H2O + NO = 2 HNO2
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Équations équilibrées sur11/23/24
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