| Équations équilibrées la veille |
2 NO2 + H2O = HNO3 + HNO2
NH4OH + BaSO4 = Ba(OH)2 + (NH4)2SO4 =>
2 NH4OH + BaSO4 = Ba(OH)2 + (NH4)2SO4
Si(CH3)4 + CO2 = SiO2 + CO + H2O =>
Si(CH3)4 + 12 CO2 = SiO2 + 16 CO + 6 H2O
NaCl + H2SO4 + MnO2 = Na2SO4 + MnCl2 + Cl2 + H2O =>
4 NaCl + 2 H2SO4 + MnO2 = 2 Na2SO4 + MnCl2 + Cl2 + 2 H2O
Ca + MnCl2 = CaCl2 + Mn =>
Ca + MnCl2 = CaCl2 + Mn
Na2S2O3 + FeCl3 + H2O = FeCl2 + Na2S2O4 + HCl =>
Na2S2O3 + 2 FeCl3 + H2O = 2 FeCl2 + Na2S2O4 + 2 HCl
Ba3(PO4)2 + Al2O3 = BaO + Al(PO4) =>
Ba3(PO4)2 + Al2O3 = 3 BaO + 2 Al(PO4)
RbOH + H2SO4 = H2O + Rb2SO4 =>
2 RbOH + H2SO4 = 2 H2O + Rb2SO4
C6H2O7 + NaHCO3 = H2O + CO2 + Na3C6H5O7 =>
3 C6H2O7 + 6 NaHCO3 = H2O + 12 CO2 + 2 Na3C6H5O7
PH3 = P + H2 =>
2 PH3 = 2 P + 3 H2
H3PO3 = PO3 + H3 =>
H3PO3 = PO3 + H3
HCl + MnO2 = MnCl2 + Cl2 + H2O =>
4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
Pb[NO3]2 + NaCl = NaNO3 + PbCl2 =>
Pb[NO3]2 + 2 NaCl = 2 NaNO3 + PbCl2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
C4H8O2 + O = CO2 + H2O =>
C4H8O2 + 10 O = 4 CO2 + 4 H2O
Ba(NO3)2 + COCl2 = CO(NO3)2 + BaCl2 =>
Ba(NO3)2 + COCl2 = CO(NO3)2 + BaCl2
Ba(OH)2(aq) + MgCl2(aq) = BaCl2 + Mg(OH)2 =>
Ba(OH)2(aq) + MgCl2(aq) = BaCl2 + Mg(OH)2
LiOH + FeCl3 = Fe(OH)3 + LiCl =>
3 LiOH + FeCl3 = Fe(OH)3 + 3 LiCl
NaC2H3O2 + CaCl2 = Ca(C2H3O2)2 + NaCl =>
2 NaC2H3O2 + CaCl2 = Ca(C2H3O2)2 + 2 NaCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
LiOH + FeCl3 = Fe(OH)3 + LiCl =>
3 LiOH + FeCl3 = Fe(OH)3 + 3 LiCl
Cl2 + K2CO3 = KCl + KClO2 + CO2 =>
2 Cl2 + 2 K2CO3 = 3 KCl + KClO2 + 2 CO2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
MnO4{-} + I{-} + H{+} = Mn{+6} + I2 + H2O =>
2 MnO4{-} + 2 I{-} + 16 H{+} = 2 Mn{+6} + I2 + 8 H2O
I + HCl = I(HCl)2 =>
I + 2 HCl = I(HCl)2
Pb(CO3)2 + NaI = PbI2 + Na(CO3) =>
Pb(CO3)2 + 2 NaI = PbI2 + 2 Na(CO3)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CaCO3 = Ca + CO2 + O2 =>
2 CaCO3 = 2 Ca + 2 CO2 + O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Fe + Sr(NO3)2 = Sr + Fe(NO3)3 =>
2 Fe + 3 Sr(NO3)2 = 3 Sr + 2 Fe(NO3)3
BaS + O3 = BaSO4 =>
3 BaS + 4 O3 = 3 BaSO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Al + FeO2 = Al2O3 + Fe =>
4 Al + 3 FeO2 = 2 Al2O3 + 3 Fe
Ag3PO4 + (NH4)2S = Ag2S + (NH4)3PO4 =>
2 Ag3PO4 + 3(NH4)2S = 3 Ag2S + 2(NH4)3PO4
Pb(NO3)2 + KOH = Pb(OH)4 + K2NO3 =>
Pb(NO3)2 + 4 KOH = Pb(OH)4 + 2 K2NO3
PbO2 + HBr = PbBr + Br2 + H2O =>
2 PbO2 + 8 HBr = 2 PbBr + 3 Br2 + 4 H2O
CH3CONH2 + HCl = CH3CONH2Cl + H =>
CH3CONH2 + HCl = CH3CONH2Cl + H
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
LiOH + H2O = LiOHH2O =>
LiOH + H2O = LiOHH2O
Pb + Cd = PbCd =>
Pb + Cd = PbCd
ZnCl2 + K3Fe(CN)6 = Zn3[Fe(CN)6]2 + KCl =>
3 ZnCl2 + 2 K3Fe(CN)6 = Zn3[Fe(CN)6]2 + 6 KCl
Pb(NO3)2 + NaOH + H2O2 = Pb3O4 + NaNO3 + H2O =>
3 Pb(NO3)2 + 6 NaOH + H2O2 = Pb3O4 + 6 NaNO3 + 4 H2O
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
NH3(g) + H2O(l) = NO(g) + H2(g) =>
2 NH3(g) + 2 H2O(l) = 2 NO(g) + 5 H2(g)
K2Cr2O7 + HCl = CrCl3 + Cl2 + H2O + KCl =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 3 Cl2 + 7 H2O + 2 KCl
CaCO3 + FeSO4 + H2O = Fe(OH)2 + CaSO4 + CO2 =>
CaCO3 + FeSO4 + H2O = Fe(OH)2 + CaSO4 + CO2
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Équations équilibrées sur01/05/25
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