| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C12H22O11 + 3 O2 = 11 C3H6O3 + 3 CO2
CINH4 + NaOH = CINa + NH4OH =>
CINH4 + NaOH = CINa + NH4OH
Fe2 + Zn = FeZn =>
Fe2 + 2 Zn = 2 FeZn
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NaCH3COO + HCl = NaH + ClCH3COO =>
NaCH3COO + HCl = NaH + ClCH3COO
C34H4 + O2 = CO2 + H2O =>
C34H4 + 35 O2 = 34 CO2 + 2 H2O
CO + Cl{2} = COCl{2} =>
CO + Cl{2} = COCl{2}
P + HNO3 + H2O = NO + H3PO4 =>
3 P + 5 HNO3 + 2 H2O = 5 NO + 3 H3PO4
Cr2(SO4)3 + BaCl2 = CrCl3 + BaSO4 =>
Cr2(SO4)3 + 3 BaCl2 = 2 CrCl3 + 3 BaSO4
NH3OHCl + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + HCl + H2O =>
10 NH3OHCl + 2 KMnO4 + 3 H2SO4 = 5 N2 + 2 MnSO4 + K2SO4 + 10 HCl + 18 H2O
MnO2 + Na2SO4 = Na2MnO4 + MnSO4 =>
2 MnO2 + Na2SO4 = Na2MnO4 + MnSO4
Nd2O3 + Ta2O5 = NdTa3O9 =>
Nd2O3 + 3 Ta2O5 = 2 NdTa3O9
Pb(C2H3O2)2 + NaCl = Na(C2H3O2)2 + PbCl =>
Pb(C2H3O2)2 + NaCl = Na(C2H3O2)2 + PbCl
PbO + TiO2 + Ba(NO3)2 = PbBaTiO3 + (NO3)2 =>
PbO + TiO2 + Ba(NO3)2 = PbBaTiO3 + (NO3)2
Cr2(SO4)3 + Sr(OH)2 = Cr(OH)3 + SrSO4 =>
Cr2(SO4)3 + 3 Sr(OH)2 = 2 Cr(OH)3 + 3 SrSO4
CaO + AgNO3 = CaNO3AgO =>
CaO + AgNO3 = CaNO3AgO
CuS + NaNO3 = Cu(NO3)2 + Na2S =>
CuS + 2 NaNO3 = Cu(NO3)2 + Na2S
HClKBr = KClHBr =>
HClKBr = KClHBr
Ba(NO3)2 + NaCl(aq) = BaCl2 + NaNO3 =>
Ba(NO3)2 + 2 NaCl(aq) = BaCl2 + 2 NaNO3
C6H12O6 + MnO4{2-} + H{+} = CO2 + Mn{2+} + H2O =>
C6H12O6 + 6 MnO4{2-} + 24 H{+} = 6 CO2 + 6 Mn{2+} + 18 H2O
Pb(s) + HCl(aq) = PbCl2(ppt) + H2(g) =>
Pb(s) + 2 HCl(aq) = PbCl2(ppt) + H2(g)
CuCl2 + KOH = KCl2 + Cu(OH) =>
CuCl2 + KOH = KCl2 + Cu(OH)
Na2CrO4 + H2O = Na2O + H2CrO4 =>
Na2CrO4 + H2O = Na2O + H2CrO4
Ba + F2 = Ba2F =>
4 Ba + F2 = 2 Ba2F
AgO2 + H2 = Ag + H2O =>
AgO2 + 2 H2 = Ag + 2 H2O
Al2O3*6H2O + NaOH = NaAlO2 + H2O =>
Al2O3*6H2O + 2 NaOH = 2 NaAlO2 + 7 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
H2SO4 + Al = Al2(SO4)32 + H2 =>
32 H2SO4 + 2 Al = Al2(SO4)32 + 32 H2
Hydrogen + Nitrogen = Ammonia =>
3 H2 + N2 = 2 NH3
FePO4 + H2O = Fe2O3 + H3PO4 =>
2 FePO4 + 3 H2O = Fe2O3 + 2 H3PO4
S2Cl2 + H2O = S + HCl + H2SO4 =>
3 S2Cl2 + 4 H2O = 5 S + 6 HCl + H2SO4
Fe + H2Co3 = FeCo3 + H2 =>
Fe + H2Co3 = FeCo3 + H2
Zn2(OH)2CO3 + CH3COOH = Zn(CH3COO)2 + CO2 + H2O =>
Zn2(OH)2CO3 + 4 CH3COOH = 2 Zn(CH3COO)2 + CO2 + 3 H2O
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
Cu + H{+} + (SO4)2{-} = Cu2{+} + H2O + SO2 =>
14 Cu + 8 H{+} + (SO4)2{-} = 7 Cu2{+} + 4 H2O + 2 SO2
CaOH2 + NaHCO3 = CaH2CO3 + NaOH =>
CaOH2 + NaHCO3 = CaH2CO3 + NaOH
PCl5 + KOH = K2HPO4 + KCl + H2O =>
PCl5 + 7 KOH = K2HPO4 + 5 KCl + 3 H2O
O = O7 =>
7 O = O7
Sc + HCl = ScCl + H2 =>
2 Sc + 2 HCl = 2 ScCl + H2
Al + NHClO4 = Al2O + AlCl3 + NO + H2O =>
32 Al + 6 NHClO4 = 15 Al2O + 2 AlCl3 + 6 NO + 3 H2O
CaCO3 + V2O5 = CaVO3 + CO2 + O2 =>
4 CaCO3 + 2 V2O5 = 4 CaVO3 + 4 CO2 + O2
HCN + Cu(OH)2 = Cu(CN)2 + H2O =>
2 HCN + Cu(OH)2 = Cu(CN)2 + 2 H2O
MnO4{-} + As2S3 + H2O = Mn(OH)2 + AsO4{3-} + SO3{-2} + H{+} =>
22 MnO4{-} + 5 As2S3 + 41 H2O = 22 Mn(OH)2 + 10 AsO4{3-} + 15 SO3{-2} + 38 H{+}
Zn + Cr3(Cl) = Cr + ZnCl2 =>
Zn + 2 Cr3(Cl) = 6 Cr + ZnCl2
C2K2O4 + Sn3(PO4)4 = K3PO4 + Sn(C2O4)2 =>
6 C2K2O4 + Sn3(PO4)4 = 4 K3PO4 + 3 Sn(C2O4)2
HCl + Cr = H2 + CrCl2 =>
2 HCl + Cr = H2 + CrCl2
Zn(NO3)2 + C2H5NO2 = ZnO + CO2 + H2O + NO2 =>
13 Zn(NO3)2 + 2 C2H5NO2 = 13 ZnO + 4 CO2 + 5 H2O + 28 NO2
Zn + Na3PO4 = ZnPO4 + Na =>
Zn + Na3PO4 = ZnPO4 + 3 Na
NH3OHCl + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + HCl + H2O =>
10 NH3OHCl + 2 KMnO4 + 3 H2SO4 = 5 N2 + 2 MnSO4 + K2SO4 + 10 HCl + 18 H2O
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