Équations équilibrées la veille |
2 Fe(ClO3)3 = 2 Fe(ClO2)3 + 3 O2
CoSO4 + C = CoS + CO2 =>
CoSO4 + 2 C = CoS + 2 CO2
Al(NO3)3(aq) + K2S(aq) = Al2S3 + KNO3 =>
2 Al(NO3)3(aq) + 3 K2S(aq) = Al2S3 + 6 KNO3
KFe[Fe(CN)6] + NaOH = Fe(OH)2 + Fe(OH)3 + KCN + NaCN =>
KFe[Fe(CN)6] + 5 NaOH = Fe(OH)2 + Fe(OH)3 + KCN + 5 NaCN
NaH2PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
NaH2PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l)
Cu + Al2O3 = Al + CuO =>
3 Cu + Al2O3 = 2 Al + 3 CuO
Li + At2 = LiAt =>
2 Li + At2 = 2 LiAt
MnO2 + Sn(OH)4 = SnO2 + Mn(OH)4 =>
MnO2 + Sn(OH)4 = SnO2 + Mn(OH)4
F + KCl = KF + Cl =>
F + KCl = KF + Cl
Cu2 + HNO3 = Cu(NO3)2 + N3 + H2O =>
15 Cu2 + 72 HNO3 = 30 Cu(NO3)2 + 4 N3 + 36 H2O
HSO4{-} + H2O = H3O{+} + SO4{2-} =>
HSO4{-} + H2O = H3O{+} + SO4{2-}
LiNO3 + Mg(C2H3O2)2(aq) = MgNO3 + Li(C2H3O2)2 =>
LiNO3 + Mg(C2H3O2)2(aq) = MgNO3 + Li(C2H3O2)2
ClO3{-} + H{+} + e = Cl{-} + H2O =>
ClO3{-} + 6 H{+} + 6e = Cl{-} + 3 H2O
HOOCCOOHH2O + NaOH = NaOOCCOONa + H2O =>
HOOCCOOHH2O + 2 NaOH = NaOOCCOONa + 3 H2O
CH4 + CO = CH3CHO =>
CH4 + CO = CH3CHO
C6H5COCH3 + O2 = CO2 + H2O =>
2 C6H5COCH3 + 19 O2 = 16 CO2 + 8 H2O
HSO4{-} + H2O = H3O{+} + SO4{-2} =>
HSO4{-} + H2O = H3O{+} + SO4{-2}
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
H2O + Na = Na2O + H2 =>
H2O + 2 Na = Na2O + H2
NH4Cl + CH2O = (CH2)6N4 + HCl + H2O =>
4 NH4Cl + 6 CH2O = (CH2)6N4 + 4 HCl + 6 H2O
FeCl3 + KSCN = K3[Fe(SCN)6] + KCl =>
FeCl3 + 6 KSCN = K3[Fe(SCN)6] + 3 KCl
Ca5(PO4)3F + H2SO4 = H3PO4 + HF + CaSO4 =>
Ca5(PO4)3F + 5 H2SO4 = 3 H3PO4 + HF + 5 CaSO4
HSO4{-} + H2O = SO4{-} + H3O =>
HSO4{-} + H2O = SO4{-} + H3O
Na2S2O3 + I2 + H2O = Na2SO4 + HI + H2SO4 =>
Na2S2O3 + 4 I2 + 5 H2O = Na2SO4 + 8 HI + H2SO4
AsCl3(c) + H2O(l) = HCl(l) + As(OH)3(aq) =>
AsCl3(c) + 3 H2O(l) = 3 HCl(l) + As(OH)3(aq)
HSO4{-} + H2O = H2SO4 + OH{-} =>
HSO4{-} + H2O = H2SO4 + OH{-}
LiOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + LiNO3(aq) =>
3 LiOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + 3 LiNO3(aq)
CH3COOH + (CH3)3N = CH3COO{-} + (CH3)3NH{+} =>
CH3COOH + (CH3)3N = CH3COO{-} + (CH3)3NH{+}
Na2SO3 + HOH = NaOH + H2SO3 =>
Na2SO3 + 2 HOH = 2 NaOH + H2SO3
FeSO4 + H2O2 = HSO3 + Fe2O3 + O2 =>
4 FeSO4 + 2 H2O2 = 4 HSO3 + 2 Fe2O3 + O2
H3AsO4 + Zn = Zn(AsO4)2 + H2 =>
2 H3AsO4 + Zn = Zn(AsO4)2 + 3 H2
C8H10 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + C6H5COOH =>
35 C8H10 + 54 KMnO4 + 81 H2SO4 = 27 K2SO4 + 54 MnSO4 + 136 H2O + 40 C6H5COOH
CaNO3 + NaOH = Ca(OH) + NaNO3 =>
CaNO3 + NaOH = Ca(OH) + NaNO3
Cu(CH3COO)2 + NaOH = Cu(OH)2 + CH3COONa =>
Cu(CH3COO)2 + 2 NaOH = Cu(OH)2 + 2 CH3COONa
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
H2SO4(aq) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g) =>
H2SO4(aq) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g)
HCl + SiO = H2O + SiCl2 =>
2 HCl + SiO = H2O + SiCl2
C3H4 + KMnO4 = C2O4K2 + MnO2 + KOH + H2O =>
6 C3H4 + 26 KMnO4 = 9 C2O4K2 + 26 MnO2 + 8 KOH + 8 H2O
Ca(Cl)2 + NaNO3 = Ca(NO3)2 + NaCl =>
Ca(Cl)2 + 2 NaNO3 = Ca(NO3)2 + 2 NaCl
K2Cr2O7 + K2C2O4 + HCl = CrCl3 + KCl + CO2 + H2O =>
K2Cr2O7 + 3 K2C2O4 + 14 HCl = 2 CrCl3 + 8 KCl + 6 CO2 + 7 H2O
KBr + H2O2 + H2SO4 = Br2 + K2SO4 + H2O =>
2 KBr + H2O2 + H2SO4 = Br2 + K2SO4 + 2 H2O
C2H12O6 + O2(g) = H2O(aq) + CO2(g) =>
C2H12O6 + 2 O2(g) = 6 H2O(aq) + 2 CO2(g)
FeCl3 + NaI = Fe(I)3 + NaCl =>
FeCl3 + 3 NaI = Fe(I)3 + 3 NaCl
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
Al + HCl = Al2Cl3 + H2 =>
4 Al + 6 HCl = 2 Al2Cl3 + 3 H2
NaOH + H2O = NaO + H3O =>
NaOH + H2O = NaO + H3O
BaCl + H2SO4 = BaSO4 + HCl + H2 =>
2 BaCl + 2 H2SO4 = 2 BaSO4 + 2 HCl + H2
CaO2H2 + H3PO4 = CaHPO4 + H2O =>
CaO2H2 + H3PO4 = CaHPO4 + 2 H2O
AlNO3 + H2SO4 = Al2SO4 + HNO3 =>
2 AlNO3 + H2SO4 = Al2SO4 + 2 HNO3
K2CrO7 + H2O + S = SO2 + KOH + Cr2O3 =>
4 K2CrO7 + 4 H2O + 9 S = 9 SO2 + 8 KOH + 2 Cr2O3
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