| Équations équilibrées la veille |
3 ZnS + 4 H2SO4 = 3 ZnSO4 + S04 + 4 H2O
Co(NO3)2 + K3[Fe(CN)6] = Co3[Fe(CN)6]2 + KNO3 =>
3 Co(NO3)2 + 2 K3[Fe(CN)6] = Co3[Fe(CN)6]2 + 6 KNO3
BeO + Ca(OH)2 = CaO + Be(OH)2 =>
BeO + Ca(OH)2 = CaO + Be(OH)2
Fe + Na(OH) = Fe(OH)3 + Na =>
Fe + 3 Na(OH) = Fe(OH)3 + 3 Na
Ba(CO3) + CuSO4 = Cu(CO3) + BaSO4 =>
Ba(CO3) + CuSO4 = Cu(CO3) + BaSO4
CU + O = CUO =>
CU + O = CUO
CH3OHCH2OH + KMnO4 = CH3COCH3 + H2O + MnO2 + K =>
12 CH3OHCH2OH + KMnO4 = 8 CH3COCH3 + 18 H2O + MnO2 + K
C12H22O11(g) + O2(g) = CO2(g) + H20(g) =>
10 C12H22O11(g) + 65 O2(g) = 120 CO2(g) + 11 H20(g)
C6H5AsO3Na2 + SO2 = C6H5AsO + Na2SO4 =>
C6H5AsO3Na2 + SO2 = C6H5AsO + Na2SO4
C2H5(OH)3 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5(OH)3 + 5 K2Cr2O7 + 20 H2SO4 = 6 CO2 + 5 Cr2(SO4)3 + 5 K2SO4 + 32 H2O
(NH4)3AsS4 + HCl = As2S5 + (H2S) + (NH4Cl) =>
2(NH4)3AsS4 + 6 HCl = As2S5 + 3(H2S) + 6(NH4Cl)
HBr + BrOH = H2O + Br =>
HBr + BrOH = H2O + 2 Br
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Ca(NO3)2*4H2O + NH4OH = Ca(NH3)4(NO3)2 + H2O =>
Ca(NO3)2*4H2O + 4 NH4OH = Ca(NH3)4(NO3)2 + 8 H2O
P(s) + O2(g) = P2O7(s) =>
4 P(s) + 7 O2(g) = 2 P2O7(s)
Si(CH3)4 + O2 = SiO2 + CO + H2O =>
Si(CH3)4 + 6 O2 = SiO2 + 4 CO + 6 H2O
Na2SiO3 + Fe(NO3)3 = Fe2(SiO3)3 + NaNO3 =>
3 Na2SiO3 + 2 Fe(NO3)3 = Fe2(SiO3)3 + 6 NaNO3
NaHSO4 + Al(OH)3 = Na2SO4 + Al2(SO4)3 + H2O =>
6 NaHSO4 + 2 Al(OH)3 = 3 Na2SO4 + Al2(SO4)3 + 6 H2O
(NH4)2SO4(s) = NH3(g) + SO2(g) + H2O(g) + O2 =>
2(NH4)2SO4(s) = 4 NH3(g) + 2 SO2(g) + 2 H2O(g) + O2
HMnO4 + K2S + H2O = MnO2 + S + KOH =>
2 HMnO4 + 3 K2S + 2 H2O = 2 MnO2 + 3 S + 6 KOH
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
Cd3N2 = Cd + N2 =>
Cd3N2 = 3 Cd + N2
MgSO4 + NaCl = MgCl2 + Na2SO4 =>
MgSO4 + 2 NaCl = MgCl2 + Na2SO4
N2H4*HCl + NaOH = N2H4 + NaCl + H2O =>
N2H4*HCl + NaOH = N2H4 + NaCl + H2O
Na2S4O6 + NaNO2 + H2O = NaNO3 + S + NaOH =>
Na2S4O6 + 5 NaNO2 + H2O = 5 NaNO3 + 4 S + 2 NaOH
C2H5OH(l) = (C2H5)2O(l) + H2O(l) =>
2 C2H5OH(l) = (C2H5)2O(l) + H2O(l)
H(PO4) + KOH = H2O + K(PO4) =>
H(PO4) + KOH = H2O + K(PO4)
CaBr2HCl = CaClHBr2 =>
CaBr2HCl = CaClHBr2
Na(s) + AlF3(aq) = Al(s) + NaF(aq) =>
3 Na(s) + AlF3(aq) = Al(s) + 3 NaF(aq)
CrO3 + H2 = Cr + H2O =>
CrO3 + 3 H2 = Cr + 3 H2O
NH4Cl + K2Cr2O7 + H2SO4 = (NH4)2SO4 + K2SO4 + CrO2Cl2 + H2O =>
4 NH4Cl + K2Cr2O7 + 3 H2SO4 = 2(NH4)2SO4 + K2SO4 + 2 CrO2Cl2 + 3 H2O
Zn + VO{+} + H{+} = Zn{2+} + V{2+} + H2O =>
Zn + 2 VO{+} + 4 H{+} = Zn{2+} + 2 V{2+} + 2 H2O
CrCl3 + Na2CO3 = NaCl + Cr2(CO3)3 =>
2 CrCl3 + 3 Na2CO3 = 6 NaCl + Cr2(CO3)3
Zn + K2O = ZnO + K2 =>
Zn + K2O = ZnO + K2
Tl + O + H = TlOH =>
Tl + O + H = TlOH
Co(OH)2 + I2 + H4N2 = CoI2 + H2O + HNO3 =>
7 Co(OH)2 + 7 I2 + H4N2 = 7 CoI2 + 8 H2O + 2 HNO3
CF4 + HF = C4H2 + F2 =>
4 CF4 + 2 HF = C4H2 + 9 F2
XeO2 + KI + HCl = Xe + I2 + KCl + H2O =>
XeO2 + 4 KI + 4 HCl = Xe + 2 I2 + 4 KCl + 2 H2O
NH3SO4 + NaOH = NaSO4 + NH3OH =>
NH3SO4 + NaOH = NaSO4 + NH3OH
Ba(CH3COO)2 + H2O = BaO + CH3CHOO =>
Ba(CH3COO)2 + H2O = BaO + 2 CH3CHOO
CoCl2*6H2O + H2O2 + C2H8N2*2HCl = Co(C2H8N2)3Cl3 + H2O + HCl =>
2 CoCl2*6H2O + H2O2 + 6 C2H8N2*2HCl = 2 Co(C2H8N2)3Cl3 + 14 H2O + 10 HCl
I2 + HF = IF + H =>
I2 + 2 HF = 2 IF + 2 H
CH + O = H + CO2 =>
CH + 2 O = H + CO2
Cl2O6 + OH{-} = ClO4{-} + H2O + ClO3{-} =>
Cl2O6 + 2 OH{-} = ClO4{-} + H2O + ClO3{-}
Sr + NO3 = Sr(NO3)2 =>
Sr + 2 NO3 = Sr(NO3)2
Pb(OH)2 + HCl(aq) = H2O(l) + PbCl2(aq) =>
Pb(OH)2 + 2 HCl(aq) = 2 H2O(l) + PbCl2(aq)
PbCl2(aq) + Li2SO4(aq) = LiCl + PbSO4 =>
PbCl2(aq) + Li2SO4(aq) = 2 LiCl + PbSO4
Ag + NOCl = AgCl + NO =>
Ag + NOCl = AgCl + NO
Co3O4 + H = Co + OH =>
Co3O4 + 4 H = 3 Co + 4 OH
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