| Équations équilibrées la veille |
CaS + 2 O2 = CaSO4
CaN3 = Ca + N2 =>
2 CaN3 = 2 Ca + 3 N2
SO2 + K2CrO4 + H2O = H2SO4 + Cr(OH)3 + KOH =>
3 SO2 + 2 K2CrO4 + 8 H2O = 3 H2SO4 + 2 Cr(OH)3 + 4 KOH
SCl4 = S + Cl2 =>
SCl4 = S + 2 Cl2
Na2CrO4 + H2SO4 = CrO3 + Na2SO4 + H2O =>
Na2CrO4 + H2SO4 = CrO3 + Na2SO4 + H2O
HF + NaF = NaHF2 =>
HF + NaF = NaHF2
H2O + SnSO4 = H2O2 + SnS =>
4 H2O + SnSO4 = 4 H2O2 + SnS
CH3COONa + KOH = CH4 + Na2CO3 + K2CO3 =>
2 CH3COONa + 2 KOH = 2 CH4 + Na2CO3 + K2CO3
NaCl + KHCO3 = KCl + NaHCO3 =>
NaCl + KHCO3 = KCl + NaHCO3
Na3N + O2 = Na2O + NO2 =>
4 Na3N + 7 O2 = 6 Na2O + 4 NO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2O + O3 = H2O4 =>
H2O + O3 = H2O4
CuO + N2 = Cu(NO3)2 + Cu =>
6 CuO + N2 = Cu(NO3)2 + 5 Cu
Ti(OH)3 + NaNO3 + NaOH = Na2TiO3 + NH3 + H2O =>
8 Ti(OH)3 + NaNO3 + 15 NaOH = 8 Na2TiO3 + NH3 + 18 H2O
As4O6 + IO4{-} + OH{-} = AsO4{3-} + IO3{-} + H2O =>
As4O6 + 4 IO4{-} + 12 OH{-} = 4 AsO4{3-} + 4 IO3{-} + 6 H2O
CH2N + O2 = CO2 + H2O + NO2 =>
2 CH2N + 5 O2 = 2 CO2 + 2 H2O + 2 NO2
Ca + HClO4 = CaClO4 + H2 =>
2 Ca + 2 HClO4 = 2 CaClO4 + H2
NaSCN + CuCl2 = NaCl + Cu(SCN)2 =>
2 NaSCN + CuCl2 = 2 NaCl + Cu(SCN)2
H2Te = H2 + Te =>
H2Te = H2 + Te
HCl(aq) + HNO3(aq) = HOCl(aq) + NO(g) + H2O(l) =>
3 HCl(aq) + 2 HNO3(aq) = 3 HOCl(aq) + 2 NO(g) + H2O(l)
HNO3(aq) + Mg(OH)2(aq) = Mg(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Mg(OH)2(aq) = Mg(NO3)2(aq) + 2 H2O(l)
Na3PO4 + FeCl3 = NaCl + FePO4 =>
Na3PO4 + FeCl3 = 3 NaCl + FePO4
CH3COONa + KOH = CH4 + Na2CO3 + K2CO3 =>
2 CH3COONa + 2 KOH = 2 CH4 + Na2CO3 + K2CO3
MnCo3(s) = Mn + Co2 =>
2 MnCo3(s) = 2 Mn + 3 Co2
C2H5OH + I2 + NaOH = CHI3 + CO2HNa + H2ONaI =>
C2H5OH + 4 I2 + 6 NaOH = CHI3 + CO2HNa + 5 H2ONaI
CaO + HI = CaI2 + H2O =>
CaO + 2 HI = CaI2 + H2O
FeCl2(s) + HCl(aq) + H2O2(aq) = FeCl3(s) + H2O(l) =>
2 FeCl2(s) + 2 HCl(aq) + H2O2(aq) = 2 FeCl3(s) + 2 H2O(l)
Be3N2 + H2O = Be(OH)2 + NH3 =>
Be3N2 + 6 H2O = 3 Be(OH)2 + 2 NH3
KNO3 + NaHCO3 = HNO3 + K2CO3 + Na2CO3 =>
2 KNO3 + 2 NaHCO3 = 2 HNO3 + K2CO3 + Na2CO3
CH3COOH(l) + NaCl(s) = HCl(g) + NaCH3COO(l) =>
CH3COOH(l) + NaCl(s) = HCl(g) + NaCH3COO(l)
Sr(OH)2 + HClO2 = Sr(ClO2)2 + H2O =>
Sr(OH)2 + 2 HClO2 = Sr(ClO2)2 + 2 H2O
MnCl2 + PbO2 + H2SO4 = HMnO4 + PbCl2 + PbSO4 + H2O =>
2 MnCl2 + 5 PbO2 + 3 H2SO4 = 2 HMnO4 + 2 PbCl2 + 3 PbSO4 + 2 H2O
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
AgNO3 + C2H7NO2 = AgNO2 + C2H7NO3 =>
AgNO3 + C2H7NO2 = AgNO2 + C2H7NO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6O6(l) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6O6(l) + O2(g) = 4 CO2(g) + 6 H2O(l)
HONH2 + H2O = H3O + ONH2 =>
HONH2 + H2O = H3O + ONH2
K2Cr2O7 + H2SO4 + H3CH2OH = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 2 H3CH2OH = Cr2(SO4)3 + 8 H2O + CH3CHO + K2SO4
C135H90O9NS + O2 = CO2 + H2O + NO2 + SO2 =>
C135H90O9NS + 155 O2 = 135 CO2 + 45 H2O + NO2 + SO2
NaCH3COO + ZnSO4 = Zn(CH3COO)2 + Na2SO4 =>
2 NaCH3COO + ZnSO4 = Zn(CH3COO)2 + Na2SO4
Hg + I = Hg2I2 =>
2 Hg + 2 I = Hg2I2
Al(NO3)3 + NH4Br = AlBr3 + NH4NO3 =>
Al(NO3)3 + 3 NH4Br = AlBr3 + 3 NH4NO3
CH3CH3 + Cl2 = CH3CH2Cl + HCl =>
CH3CH3 + Cl2 = CH3CH2Cl + HCl
Fe(NO3)2 + H2O = FeO + HNO3 =>
Fe(NO3)2 + H2O = FeO + 2 HNO3
MgO + Na2SO3 = MgSO4 + Na =>
MgO + Na2SO3 = MgSO4 + 2 Na
CH3COONH4 + NaOH = CH3COONa + NH3 + H2O =>
CH3COONH4 + NaOH = CH3COONa + NH3 + H2O
NH4VO3 + H2SO4 = V2O5 + (NH4)2SO4 + H2O =>
2 NH4VO3 + H2SO4 = V2O5 + (NH4)2SO4 + H2O
Cl2(g) + S8(s) = S2Cl2(l) =>
4 Cl2(g) + S8(s) = 4 S2Cl2(l)
Cu(NO3)2 + BaSO4 = CuSO4 + Ba(NO3)2 =>
Cu(NO3)2 + BaSO4 = CuSO4 + Ba(NO3)2
MnSO4 + Na2CO3 + KNO3 = Na2MnO4 + KNO2 + Na2SO4 + CO2 =>
MnSO4 + 2 Na2CO3 + 2 KNO3 = Na2MnO4 + 2 KNO2 + Na2SO4 + 2 CO2
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Équations équilibrées sur10/23/24
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