| Équations équilibrées la veille | Équations équilibrées le lendemain |
KBr + NaNO2 + HCl = KCl + NaBr + HNO2
Mn(NO3)2 + KOH = Mn(OH)2 + KNO3 =>
Mn(NO3)2 + 2 KOH = Mn(OH)2 + 2 KNO3
Bi2O3 + HClO4 = Bi(ClO4)3 + H2O =>
Bi2O3 + 6 HClO4 = 2 Bi(ClO4)3 + 3 H2O
Si(s) + O2(g) = SiO2 =>
Si(s) + O2(g) = SiO2
Sr(ClO3)2 + CuSO4 = SrSO4 + Cu(ClO3)2 =>
Sr(ClO3)2 + CuSO4 = SrSO4 + Cu(ClO3)2
C6H6 + C2H5OH = C6H5C2H5 + H2O =>
C6H6 + C2H5OH = C6H5C2H5 + H2O
Br2 + H2O = HBr + O2 =>
2 Br2 + 2 H2O = 4 HBr + O2
C6H6OS + O2 = CO + H2O + SO3 =>
2 C6H6OS + 11 O2 = 12 CO + 6 H2O + 2 SO3
C9H8O4 + KMnO4 = CO2 + H2O + MnO2 + K2CO3 =>
C9H8O4 + 12 KMnO4 = 3 CO2 + 4 H2O + 12 MnO2 + 6 K2CO3
K + Zn2{+} = Zn + K{+} =>
K + Zn2{+} = 2 Zn + K{+}
SnI2 + H2O = Sn(OH)I + HI =>
SnI2 + H2O = Sn(OH)I + HI
Fe + S = FeS =>
Fe + S = FeS
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ag2S(s) + H2O(l) = Ag(s) + H2S(g) + O2(g) =>
2 Ag2S(s) + 2 H2O(l) = 4 Ag(s) + 2 H2S(g) + O2(g)
Zn + HC = ZnC + H2 =>
2 Zn + 2 HC = 2 ZnC + H2
Zn(OH)2 + NH4 = [Zn(NH3)4](OH)2 + H2 =>
Zn(OH)2 + 4 NH4 = [Zn(NH3)4](OH)2 + 2 H2
C15H14O6 + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnO2 =>
3 C15H14O6 + 62 KMnO4 + 31 H2SO4 = 45 CO2 + 52 H2O + 31 K2SO4 + 62 MnO2
Na2O2 + H2SO4 + K2Cr2O7 = Na2SO4 + Cr2O6 + KOH + O2 =>
2 Na2O2 + 2 H2SO4 + 2 K2Cr2O7 = 2 Na2SO4 + 2 Cr2O6 + 4 KOH + O2
Cr(s) + Fe(No3)2(aq) = Fe(s) + Cr(No3)3(aq) =>
2 Cr(s) + 3 Fe(No3)2(aq) = 3 Fe(s) + 2 Cr(No3)3(aq)
P2S3 + HNO3 = H3PO4 + SO2 + NO2 + H2O =>
P2S3 + 22 HNO3 = 2 H3PO4 + 3 SO2 + 22 NO2 + 8 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CrCl3 + Zn(NO3)2 = Cr(NO3)3 + ZnCl2 =>
2 CrCl3 + 3 Zn(NO3)2 = 2 Cr(NO3)3 + 3 ZnCl2
Pb + Zn(C2H3O2)2 = Zn + Pb(C2H3O2)2 =>
Pb + Zn(C2H3O2)2 = Zn + Pb(C2H3O2)2
Sn(NO3)2 + Mn = Sn + Mn(NO3)2 =>
Sn(NO3)2 + Mn = Sn + Mn(NO3)2
CH3OCH3 = C6H12 + H2O =>
3 CH3OCH3 = C6H12 + 3 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
HCl + K4Fe(CN)6 = H4Fe(CN)6 + KCl =>
4 HCl + K4Fe(CN)6 = H4Fe(CN)6 + 4 KCl
CaO + Cr(OH)3 = Ca(CrO2)2 + H2O =>
CaO + 2 Cr(OH)3 = Ca(CrO2)2 + 3 H2O
HNO3 + Fe = Fe(NO3)2 + HNO2 + H2O =>
3 HNO3 + Fe = Fe(NO3)2 + HNO2 + H2O
Fe(oh)3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
Fe(oh)3 + 9 KNO3 + 6 KOH = 3 K2FeO4 + 9 KNO2 + 3 H2O
CaH2(s) + H2O = Ca(OH)2(s) + H2(g) =>
CaH2(s) + 2 H2O = Ca(OH)2(s) + 2 H2(g)
K2Cr2O7 + H2C2O4 = K[Cr(C2O4)2(H2O)2] + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 = 2 K[Cr(C2O4)2(H2O)2] + 6 CO2 + 3 H2O
Al2O3 + H = Al + H2O =>
Al2O3 + 6 H = 2 Al + 3 H2O
P + HNO2 = H3PO4 + NO + H2O =>
P + 5 HNO2 = H3PO4 + 5 NO + H2O
CaI2(aq) + AgNO3(aq) = Ca(NO3)2 + AgI =>
CaI2(aq) + 2 AgNO3(aq) = Ca(NO3)2 + 2 AgI
HNO3 + Fe = Fe(NO3)2 + HNO2 + H2O =>
3 HNO3 + Fe = Fe(NO3)2 + HNO2 + H2O
Fe(NO3)2 + KF = FeF2 + K(NO3) =>
Fe(NO3)2 + 2 KF = FeF2 + 2 K(NO3)
Co(s) + S8(s) = Co2S3(s) =>
16 Co(s) + 3 S8(s) = 8 Co2S3(s)
Cr(OH)3 + ClO3{-} + OH{-} = CrO4{-2} + Cl{-} + H2O =>
2 Cr(OH)3 + ClO3{-} + 4 OH{-} = 2 CrO4{-2} + Cl{-} + 5 H2O
Zn + HC = ZnC + H =>
Zn + HC = ZnC + H
C3N4 = C2N2 + N2 =>
2 C3N4 = 3 C2N2 + N2
MnCO3(s) + HCl(aq) = MnCl2(s) + H2CO3(aq) =>
MnCO3(s) + 2 HCl(aq) = MnCl2(s) + H2CO3(aq)
Li2O(aq) + H2O(l) = LiOH =>
Li2O(aq) + H2O(l) = 2 LiOH
Ca(OH)2 + KHP = H2O + Ca + K + P =>
Ca(OH)2 + 2 KHP = 2 H2O + Ca + 2 K + 2 P
BaC2 + H2O = CH + BaO =>
BaC2 + H2O = 2 CH + BaO
HNO3 + C2H5OH = CO2 + H2O + N2 =>
12 HNO3 + 5 C2H5OH = 10 CO2 + 21 H2O + 6 N2
C6H5Cl + O2 = CO + H2O + Cl2 =>
4 C6H5Cl + 17 O2 = 24 CO + 10 H2O + 2 Cl2
LiOH(aq) + Ba(NO3)2(aq) = LiNO3 + Ba(OH)2 =>
2 LiOH(aq) + Ba(NO3)2(aq) = 2 LiNO3 + Ba(OH)2
Cs + HNO3 = CsNO3 + NO + H2O =>
3 Cs + 4 HNO3 = 3 CsNO3 + NO + 2 H2O
Hg + H2O = HgOH + H2 =>
2 Hg + 2 H2O = 2 HgOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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