| Équations équilibrées la veille |
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
Na3PO4 + KOH = K3PO4 + NaOH =>
Na3PO4 + 3 KOH = K3PO4 + 3 NaOH
Cu2CrO4 + Fe = Fe2(CrO4)3 + Cu =>
3 Cu2CrO4 + 2 Fe = Fe2(CrO4)3 + 6 Cu
Ca(HCO3)2 + Al(OH)3 = Al(HCO3)3 + Ca(OH)2 =>
3 Ca(HCO3)2 + 2 Al(OH)3 = 2 Al(HCO3)3 + 3 Ca(OH)2
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Cr(OH)3 + H2O2 + NaOH = CrO42{-} + H2O + Na{+} =>
Cr(OH)3 + 40 H2O2 + NaOH = CrO42{-} + 42 H2O + Na{+}
Cl2O6 + HCl = Cl2 + H2O =>
Cl2O6 + 12 HCl = 7 Cl2 + 6 H2O
Cu2Cl2 + O2 + HCl = CuCl2 + H2O =>
2 Cu2Cl2 + O2 + 4 HCl = 4 CuCl2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3OH + CO2 = OC(OCH3)2 + H2O =>
2 CH3OH + CO2 = OC(OCH3)2 + H2O
Pb2O3 + Ca = CaO + Pb =>
Pb2O3 + 3 Ca = 3 CaO + 2 Pb
C3H7NO2S + N2O + OH{-} = CO3{-2} + H2O + N2 + SO4{-2} =>
2 C3H7NO2S + 21 N2O + 16 OH{-} = 6 CO3{-2} + 15 H2O + 22 N2 + 2 SO4{-2}
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
NH3 = N2 + H3 =>
2 NH3 = N2 + 2 H3
Si2H2 + O2 = SiO2 + H2O =>
2 Si2H2 + 5 O2 = 4 SiO2 + 2 H2O
C2H2 + H2O = CH3CHO =>
C2H2 + H2O = CH3CHO
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Mg(NO3)2 + Al2(SO4)3 = Mg(SO4) + Al(NO3)3 =>
3 Mg(NO3)2 + Al2(SO4)3 = 3 Mg(SO4) + 2 Al(NO3)3
AlO = Al + O2 =>
2 AlO = 2 Al + O2
Fe(SCN)3 + KCl + NaF = K3(FeF6) + K3[Fe(SCN)6] + NaCl =>
2 Fe(SCN)3 + 6 KCl + 6 NaF = K3(FeF6) + K3[Fe(SCN)6] + 6 NaCl
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CuSO4 + Na(NO3) = Cu(NO3)2 + Na2SO4 =>
CuSO4 + 2 Na(NO3) = Cu(NO3)2 + Na2SO4
CO2 + CaO = CaCO2 + O2 =>
2 CO2 + 2 CaO = 2 CaCO2 + O2
OC2H2 + O2 = CO2 + H2O =>
OC2H2 + 2 O2 = 2 CO2 + H2O
KCN + Al2(SO4)3 = K(SO4)3 + CNAl2 =>
KCN + Al2(SO4)3 = K(SO4)3 + CNAl2
Mg + Cu2O = MgO + Cu =>
Mg + Cu2O = MgO + 2 Cu
copper + sulfur = Cu2S =>
2 Cu + S = Cu2S
C3(CH2)4CH3 + O2 = CO2 + H2O =>
4 C3(CH2)4CH3 + 43 O2 = 32 CO2 + 22 H2O
Al + KMnO4 + S = Al2O3 + MnO2 + K2S =>
8 Al + 6 KMnO4 + 3 S = 4 Al2O3 + 6 MnO2 + 3 K2S
Hl + H2SO4 = Hl2SO4 + SO2 + H2O =>
2 Hl + 2 H2SO4 = Hl2SO4 + SO2 + 2 H2O
MgO + Br2 = MgOBr2 =>
MgO + Br2 = MgOBr2
CuCl2 + H2O = Cu(OH)2 + HCl =>
CuCl2 + 2 H2O = Cu(OH)2 + 2 HCl
C + H = C3H6 =>
3 C + 6 H = C3H6
Al(HCO3)3(s) = Al2O3(s) + CO2(g) + H2O(g) =>
2 Al(HCO3)3(s) = Al2O3(s) + 6 CO2(g) + 3 H2O(g)
ZnI + NaOH = NaI + ZnOH =>
ZnI + NaOH = NaI + ZnOH
HWO2 + O2 = WO3 + H2O =>
4 HWO2 + 3 O2 = 4 WO3 + 2 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
C2H6NH2 + O2 = CO2 + H2O + N2 =>
2 C2H6NH2 + 8 O2 = 4 CO2 + 8 H2O + N2
CoBr2 + Na = NaBr + Co =>
CoBr2 + 2 Na = 2 NaBr + Co
AlO = Al + O =>
AlO = Al + O
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
C2H5OH + H2CrO4 + H2SO4 = C6H10O + Cr2(SO4)3 + H2O =>
9 C2H5OH + 4 H2CrO4 + 6 H2SO4 = 3 C6H10O + 2 Cr2(SO4)3 + 22 H2O
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
(NH4)2C2O4 + BaCl2 = BaC2O4 + NH4Cl =>
(NH4)2C2O4 + BaCl2 = BaC2O4 + 2 NH4Cl
MnO + PbO2 + HNO3 = HMnO4 + Pb(NO3) + H2O =>
3 MnO + 5 PbO2 + 5 HNO3 = 3 HMnO4 + 5 Pb(NO3) + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca(CH3COO)2 + C2H5OH = Ca(OH)2 + C2H5(CH3COO) =>
Ca(CH3COO)2 + 2 C2H5OH = Ca(OH)2 + 2 C2H5(CH3COO)
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Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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