| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C8H18 + HNO3 = C8H17NO2 + H2O =>
C8H18 + HNO3 = C8H17NO2 + H2O
Zn + H2O + O2 = OH{-} + Zn{2+} = Zn(OH) =>
2 Zn + 2 H2O + O2 = 4 OH{-} + 2 Zn{2+}
NaBr + J2 = NaJ + Br =>
2 NaBr + J2 = 2 NaJ + 2 Br
H2O + Br = HBr + BrOH =>
H2O + 2 Br = HBr + BrOH
Mg3(PO4)2 + C = Mg3P2 + CO =>
Mg3(PO4)2 + 8 C = Mg3P2 + 8 CO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg3(PO4)2 + C = Mg3P2 + CO =>
Mg3(PO4)2 + 8 C = Mg3P2 + 8 CO
OH + CH3CH2NO2 = CH3CHNO2 + H2O =>
OH + CH3CH2NO2 = CH3CHNO2 + H2O
CHI3 + O2 = COI2 + HI =>
2 CHI3 + O2 = 2 COI2 + 2 HI
Cr{3+} + HCl = CrCl3 + H{+} =>
Cr{3+} + 3 HCl = CrCl3 + 3 H{+}
FeCl3 + Na3PO4 = FeO4P + Na3Cl3 =>
FeCl3 + Na3PO4 = FeO4P + Na3Cl3
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Al2O3 + C + Br2 = CO + AlBr3 =>
Al2O3 + 3 C + 3 Br2 = 3 CO + 2 AlBr3
Mg3(PO4)2 + Pb(NO3)2 = Mg(NO3)2 + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 Pb(NO3)2 = 3 Mg(NO3)2 + Pb3(PO4)2
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Mg3(PO4)2 + Pb(NO3)2 = Mg(NO3)2 + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 Pb(NO3)2 = 3 Mg(NO3)2 + Pb3(PO4)2
Mg3(PO4)2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3(PO4)2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
Mg3(PO4)2 + NaOH = Na3PO4 + Mg(OH)2 =>
Mg3(PO4)2 + 6 NaOH = 2 Na3PO4 + 3 Mg(OH)2
C10H12 + O2 = CO2 + H2O =>
C10H12 + 13 O2 = 10 CO2 + 6 H2O
TiCl3 + NaOH = Ti2O3 + H2O + NaCl =>
2 TiCl3 + 6 NaOH = Ti2O3 + 3 H2O + 6 NaCl
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Mg3(PO4)2 + NaOH = Na3PO4 + Mg(OH)2 =>
Mg3(PO4)2 + 6 NaOH = 2 Na3PO4 + 3 Mg(OH)2
As2S3 + ClO3{-} + H2O = H3AsO4 + SO2 + Cl{-} =>
3 As2S3 + 11 ClO3{-} + 9 H2O = 6 H3AsO4 + 9 SO2 + 11 Cl{-}
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Mg3(PO4)2 + C = Mg3P2 + CO =>
Mg3(PO4)2 + 8 C = Mg3P2 + 8 CO
AgNO3 + HCI = AgCI + HNO3 =>
AgNO3 + HCI = AgCI + HNO3
CO + H3PO4 = C3(PO4)2 + H2O =>
3 CO + 2 H3PO4 = C3(PO4)2 + 3 H2O
N03 = N2 =>
2 N03 = 3 N2
KMnO4 + HBr = Br + KBr + MnBr + H2O =>
KMnO4 + 8 HBr = 6 Br + KBr + MnBr + 4 H2O
Mg3(PO4)2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3(PO4)2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
C3H8O + KBr = C3H7Br + KOH =>
C3H8O + KBr = C3H7Br + KOH
FeSO4*(NH4)2SO4 + Br2 + H2SO4 = Fe2(SO4)3 + HBr + (NH4)2SO4 =>
2 FeSO4*(NH4)2SO4 + Br2 + H2SO4 = Fe2(SO4)3 + 2 HBr + 2(NH4)2SO4
KH2PO4 + NaOH = H2O + KNa2PO4 =>
KH2PO4 + 2 NaOH = 2 H2O + KNa2PO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeS2 + HCl = H2S2 + FeCl2 =>
FeS2 + 2 HCl = H2S2 + FeCl2
Se + BrF5 = SeF6 + BrF3 =>
Se + 3 BrF5 = SeF6 + 3 BrF3
V2 + S3 = V2S3 =>
V2 + S3 = V2S3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2S2O3 + KHCO3 = Na2HCO3 + KS2O3 =>
Na2S2O3 + KHCO3 = Na2HCO3 + KS2O3
FeOH + HSO4 = H2O + FeSO4 =>
FeOH + HSO4 = H2O + FeSO4
S + KCIO3 = SO2 + KCI =>
3 S + 2 KCIO3 = 3 SO2 + 2 KCI
Pb2(NO3)2 + BaI2 = PbI + Ba(NO3)2 =>
Pb2(NO3)2 + BaI2 = 2 PbI + Ba(NO3)2
Se + BrF5 = SeF6 + BrF3 =>
Se + 3 BrF5 = SeF6 + 3 BrF3
H2SO2 + HgO = Hg(SO2) + H2O =>
H2SO2 + HgO = Hg(SO2) + H2O
HCI + Ca = HCa + CI =>
HCI + Ca = HCa + CI
NH4OH + HNO3 = NH4NO3 + H2 =>
3 NH4OH + HNO3 = 2 NH4NO3 + 4 H2
PCl = (PCl)3 =>
3 PCl = (PCl)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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