| Équations équilibrées la veille |
2 HCl + F2 = 2 FH + 2 Cl
KBrO3 + HCl = Br2 + Cl2 + KCl + H2O =>
2 KBrO3 + 12 HCl = Br2 + 5 Cl2 + 2 KCl + 6 H2O
H2PO4{-} + (NH4)2MoO4 + H{+} = (NH4)3PMo12O40 + NH4{+} + H2O =>
H2PO4{-} + 12(NH4)2MoO4 + 22 H{+} = (NH4)3PMo12O40 + 21 NH4{+} + 12 H2O
NaHCO3 + Ba(NO3)2 = BaCO3 + NaNO3 + CO2 + H2O =>
2 NaHCO3 + Ba(NO3)2 = BaCO3 + 2 NaNO3 + CO2 + H2O
CaO + H{2}O = Ca[OH]{2} =>
CaO + H{2}O = Ca[OH]{2}
BrO2{-} + H{+} + Fe2{-} = Br{-} + H2O + Fe3{+} =>
5 BrO2{-} + 20 H{+} + 12 Fe2{-} = 5 Br{-} + 10 H2O + 8 Fe3{+}
C3H8OH + O = CO2 + H2O =>
2 C3H8OH + 19 O = 6 CO2 + 9 H2O
NaOHCr(OH)3 = NaCr(OH)4 =>
NaOHCr(OH)3 = NaCr(OH)4
C2H4Br2 + Br2 = C2Br6 + HBr =>
C2H4Br2 + 4 Br2 = C2Br6 + 4 HBr
Ca(CH3COO)2Na3PO4 = CaPO4Na3(CH3COO)2 =>
Ca(CH3COO)2Na3PO4 = CaPO4Na3(CH3COO)2
KCI + H2SO4 = K2SO4 + HCI =>
2 KCI + H2SO4 = K2SO4 + 2 HCI
Ce(NO3)4 + (NH4)2C2O4 = (Ce)2(C2O4)3 + NH4NO3 + CO2 =>
2 Ce(NO3)4 + 4(NH4)2C2O4 = (Ce)2(C2O4)3 + 8 NH4NO3 + 2 CO2
KCl + H2O2 = K + HCl + O2 =>
2 KCl + H2O2 = 2 K + 2 HCl + O2
C6H8O7 + NaHCO3 = H2O + CO2 + Na3C6H7 =>
17 C6H8O7 + 27 NaHCO3 = 50 H2O + 75 CO2 + 9 Na3C6H7
KCl + H2O + CO2 = HCl + K2CO3 =>
2 KCl + H2O + CO2 = 2 HCl + K2CO3
KClO3 + H2SO4 = HClO4 + ClO2 + K2SO4 + H2O =>
6 KClO3 + 3 H2SO4 = 2 HClO4 + 4 ClO2 + 3 K2SO4 + 2 H2O
Al2(SO4)3 + Mg = Al + Mg(SO4)2 =>
2 Al2(SO4)3 + 3 Mg = 4 Al + 3 Mg(SO4)2
H2SO4 + H2O = SO4{2-} + H3O{+} =>
H2SO4 + 2 H2O = SO4{2-} + 2 H3O{+}
C3O4H4 + P2O5 = C3O2 + P2O5*H2O =>
C3O4H4 + 2 P2O5 = C3O2 + 2 P2O5*H2O
I2 + Na3N = NaI + N =>
3 I2 + 2 Na3N = 6 NaI + 2 N
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KClO4 + C6H5COONa = KCl + Na2O + CO2 + H2O =>
15 KClO4 + 4 C6H5COONa = 15 KCl + 2 Na2O + 28 CO2 + 10 H2O
I{-} + H3AsO4 + H{+} = I2 + HAsO2 + H2O =>
2 I{-} + H3AsO4 + 2 H{+} = I2 + HAsO2 + 2 H2O
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
NaBr + FeCl2 = NaCl2 + FeBr =>
NaBr + FeCl2 = NaCl2 + FeBr
Al2O3 + ClLi = AlCl3 + Li2O =>
Al2O3 + 6 ClLi = 2 AlCl3 + 3 Li2O
AgOH + CN = Ag(CN)2 + OH =>
AgOH + 2 CN = Ag(CN)2 + OH
HCl6 + CaCO3 = CaCl6 + HCO3 =>
HCl6 + CaCO3 = CaCl6 + HCO3
Zn + Au(ClO4)3 = Zn(ClO4)2 + Au =>
3 Zn + 2 Au(ClO4)3 = 3 Zn(ClO4)2 + 2 Au
KF + Br = KBr + F2 =>
2 KF + 2 Br = 2 KBr + F2
KFI = KIF =>
KFI = KIF
NaOHH(SO4) = Na(SO4)HOH =>
NaOHH(SO4) = Na(SO4)HOH
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
KHC8H4O4(aq) + NaOH(aq) = NaKC8H4O4(aq) + H2O(l) =>
KHC8H4O4(aq) + NaOH(aq) = NaKC8H4O4(aq) + H2O(l)
KHCO3(s) + HCl(aq) = CO2 + H2O + KCl =>
KHCO3(s) + HCl(aq) = CO2 + H2O + KCl
C(k) + O2(d) = CO(d) =>
2 C(k) + O2(d) = 2 CO(d)
Fe(NO3)3*9H2O + C6H8O7*H2O + Co(NO3)2*6H2O + Cd(NO3)2*4H2O = Co10Cd3Fe17O40 + NO2 + CO2 + H2O =>
153 Fe(NO3)3*9H2O + 37 C6H8O7*H2O + 90 Co(NO3)2*6H2O + 27 Cd(NO3)2*4H2O = 9 Co10Cd3Fe17O40 + 693 NO2 + 222 CO2 + 2210 H2O
AgI + Pb(SO4)2 = Ag2(SO4) + PbI4 =>
4 AgI + Pb(SO4)2 = 2 Ag2(SO4) + PbI4
Cr(OH)2 + NaClO + Na2CO3 = Na2CrO4 + NaCl + H2O + CO2 =>
Cr(OH)2 + 2 NaClO + Na2CO3 = Na2CrO4 + 2 NaCl + H2O + CO2
NaOH + H{2}SO{4} = Na{2}SO{4} + H2O =>
NaOH + H{2}SO{4} = Na{2}SO{4} + H2O
KI(aq) + H2SO4(aq) = K2SO4 + I2 + H2S + H2O =>
8 KI(aq) + 5 H2SO4(aq) = 4 K2SO4 + 4 I2 + H2S + 4 H2O
LiBr2 + Na2CO3 = LiCO3 + NaBr =>
LiBr2 + Na2CO3 = LiCO3 + 2 NaBr
CrSO4 + PbCl2 = CrPb + SO4Cl2 =>
CrSO4 + PbCl2 = CrPb + SO4Cl2
NaO2 + H2O = NaOH + O2 + H2O2 =>
2 NaO2 + H2O = 2 NaOH + O2 + 2 H2O2
K2MnO4 + HNO3 = H2O + KMnO4 + KNO3 + MnO2 =>
3 K2MnO4 + 4 HNO3 = 2 H2O + 2 KMnO4 + 4 KNO3 + MnO2
KI(aq) + Pb(NO3)2 = K(NO3) + PbI2 =>
2 KI(aq) + Pb(NO3)2 = 2 K(NO3) + PbI2
Fe + O2 + H2O = FeOH2O =>
2 Fe + O2 + 2 H2O = 2 FeOH2O
NaBr + O2 = Na2O + Br2 =>
4 NaBr + O2 = 2 Na2O + 2 Br2
KI(aq) = K(s) + I2(l) =>
2 KI(aq) = 2 K(s) + I2(l)
Cu + Sn3(NO4)2 = CuNO4 + Sn =>
2 Cu + Sn3(NO4)2 = 2 CuNO4 + 3 Sn
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