| Équations équilibrées la veille |
5 C2H6O + 2 KMnO4 = 5 C2H4O + 2 MnO + 2 KOH + 4 H2O
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
FeOC = FeCO =>
FeOC = FeCO
H2O2 + NaClO = NaClO3 + H2O =>
2 H2O2 + NaClO = NaClO3 + 2 H2O
C11H24 + O2 = CO2 + H2O =>
C11H24 + 17 O2 = 11 CO2 + 12 H2O
Sr + ZnO = SrO + Zn =>
Sr + ZnO = SrO + Zn
K2Cr2O7 + Ni + HCl = CrCl3 + NiCl3 + KCl + H2O =>
K2Cr2O7 + 2 Ni + 14 HCl = 2 CrCl3 + 2 NiCl3 + 2 KCl + 7 H2O
Fe = Fe*3 =>
Fe = Fe*3
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
C(s) + O2(g) = CO(g) =>
2 C(s) + O2(g) = 2 CO(g)
NiOHCl + KHSO4 = KCl + NiSO4 + H2O =>
NiOHCl + KHSO4 = KCl + NiSO4 + H2O
Mn(NO3)2 + NH3 = NO3 + Mn(NH3) =>
Mn(NO3)2 + NH3 = 2 NO3 + Mn(NH3)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(C10H22) + O2 = CO2 + H2O =>
2(C10H22) + 31 O2 = 20 CO2 + 22 H2O
MnO + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 MnO + 5 PbO2 + 10 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 4 H2O
C3H(g) + O2(g) = CO2(g) + H2O(l) =>
4 C3H(g) + 13 O2(g) = 12 CO2(g) + 2 H2O(l)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na2SO4 = Na2O + SO3 =>
Na2SO4 = Na2O + SO3
PH3 + Cl = PCl + HCl =>
PH3 + 4 Cl = PCl + 3 HCl
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
AgNO3 + H3PO4 = Ag3PO4 + HNO3 =>
3 AgNO3 + H3PO4 = Ag3PO4 + 3 HNO3
Zn(H2O)6 + H2O = Zn(H2O)7 =>
Zn(H2O)6 + H2O = Zn(H2O)7
KI + Br2 = KI{+} + Br2{-} =>
KI + Br2 = KI{+} + Br2{-}
C2H6O + KMnO4 = C2H4O + MnO + KOH + H2O =>
5 C2H6O + 2 KMnO4 = 5 C2H4O + 2 MnO + 2 KOH + 4 H2O
C2H6O + Na2Cr2O7 + H2SO4 = HC2H3O2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H6O + 2 Na2Cr2O7 + 8 H2SO4 = 3 HC2H3O2 + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
H3PO4 + H2O = H3O{+} + PO4{-3} =>
H3PO4 + 3 H2O = 3 H3O{+} + PO4{-3}
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
S3 = S =>
S3 = 3 S
MnCl2 + NaOH + Br2 = MnO2 + NaCl + NaBr + H2O =>
MnCl2 + 4 NaOH + Br2 = MnO2 + 2 NaCl + 2 NaBr + 2 H2O
CaI2 + Hg(NO3)2 = Ca(NO3)2 + HgI2 =>
CaI2 + Hg(NO3)2 = Ca(NO3)2 + HgI2
H2O2 + MnSO4 + NaOH = H2MnO3 + NaSO4 + H2O =>
3 H2O2 + 2 MnSO4 + 2 NaOH = 2 H2MnO3 + 2 NaSO4 + 2 H2O
SiF4 + CaO = F2 + Ca + SiO2 =>
SiF4 + 2 CaO = 2 F2 + 2 Ca + SiO2
Na + NaBO2 + ZrO2 = Na2O + ZrB2 =>
10 Na + 2 NaBO2 + ZrO2 = 6 Na2O + ZrB2
CuBr2 + AlCl3 = CuCl2 + AlBr3 =>
3 CuBr2 + 2 AlCl3 = 3 CuCl2 + 2 AlBr3
CuSO4 + BaCl = BaSO4(s) + CuCl(aq) =>
CuSO4 + BaCl = BaSO4(s) + CuCl(aq)
Na4O + SO4 = Na2SO4 + O =>
Na4O + 2 SO4 = 2 Na2SO4 + O
AlI3 + Zn = Al + ZnI2 =>
2 AlI3 + 3 Zn = 2 Al + 3 ZnI2
K2Cr2O7 + HClO4 + HCl = Cr(ClO4)3 + KClO4 + H2O =>
4 K2Cr2O7 + 29 HClO4 + 3 HCl = 8 Cr(ClO4)3 + 8 KClO4 + 16 H2O
H3PO4 + H2O = H2PO4{-} + H3O{+} =>
H3PO4 + H2O = H2PO4{-} + H3O{+}
Cl + Fl = ClFl =>
Cl + Fl = ClFl
XeF2 + H2O = XeH2F2O =>
XeF2 + H2O = XeH2F2O
Sn{4+} + S{2-} = SnS2 =>
Sn{4+} + 2 S{2-} = SnS2
E + HBr = EBr2 + H2 =>
E + 2 HBr = EBr2 + H2
FeClH = FeCl + H =>
FeClH = FeCl + H
C2H5OH + C2H5COOH = C2H5COOCH3 + H2O =>
C2H5OH + 2 C2H5COOH = 2 C2H5COOCH3 + H2O
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
H3PO4 + H2O = H3O{+} + HPO4{2-} =>
H3PO4 + 2 H2O = 2 H3O{+} + HPO4{2-}
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