| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeSO4 + H2O2 + H2SO4 = 2 H2O + Fe2(SO4)3
H2SO4 + NH4HCO3 = CO2 + H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4HCO3 = 2 CO2 + 2 H2O + (NH4)2SO4
Cl2 + KOH = KCl + ClO2 + H2O =>
5 Cl2 + 8 KOH = 8 KCl + 2 ClO2 + 4 H2O
Sn2(CO3)4 + Ca(NO3)2 = CaCO3 + Sn(NO3)4 =>
Sn2(CO3)4 + 4 Ca(NO3)2 = 4 CaCO3 + 2 Sn(NO3)4
Pb(NO3)2(aq) + H2SO4(aq) = Pb2(SO4)2(aq) + HNO3(aq) =>
2 Pb(NO3)2(aq) + 2 H2SO4(aq) = Pb2(SO4)2(aq) + 4 HNO3(aq)
BaF2 + H2O = OH + BaF2H =>
BaF2 + H2O = OH + BaF2H
H2O(l) = H2(g) + O2(g) = H20(l) =>
2 H2O(l) = 2 H2(g) + O2(g)
NO = N2 + OO =>
2 NO = N2 + OO
Be + NaNO3 + NaOH = Na2BeO2 + NH3 + H2O =>
4 Be + NaNO3 + 7 NaOH = 4 Na2BeO2 + NH3 + 2 H2O
NaBr + NH3 = NaBr(NH3) =>
NaBr + NH3 = NaBr(NH3)
EuFe2 = Eu + Fe =>
EuFe2 = Eu + 2 Fe
KH2PO4 + NiBr2 = NiH2PO4 + KBr2 =>
KH2PO4 + NiBr2 = NiH2PO4 + KBr2
Ca(CO3) + H(Cl) = CaCl2 + H2O + CO2 =>
Ca(CO3) + 2 H(Cl) = CaCl2 + H2O + CO2
Mn(SO4)3 + KI = Mn(SO4)2 + K(SO4) + I =>
Mn(SO4)3 + KI = Mn(SO4)2 + K(SO4) + I
Cr2(SO4)3 + KOH = K2SO3 + H2O + K2CrO4 =>
Cr2(SO4)3 + 10 KOH = 3 K2SO3 + 5 H2O + 2 K2CrO4
HgCl2 + K4Fe(CN)6 = Hg2Fe(CN)6 + KCl =>
2 HgCl2 + K4Fe(CN)6 = Hg2Fe(CN)6 + 4 KCl
BCl3 + Na2S + H2O = Na2B4O7 + H2S + NaCl =>
4 BCl3 + 7 Na2S + 7 H2O = Na2B4O7 + 7 H2S + 12 NaCl
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
CaBr2(s) = Ca(s)Br2 =>
CaBr2(s) = Ca(s)Br2
H2CrO4 + Sr(OH)2 = (SrOH)2CrO4 + H2O =>
H2CrO4 + 2 Sr(OH)2 = (SrOH)2CrO4 + 2 H2O
Pb(CH3COO)2K2Cr2O7 = PbCr2O7K2(CH3COO)2 =>
Pb(CH3COO)2K2Cr2O7 = PbCr2O7K2(CH3COO)2
ZnF2(aq) + Mg(s) = MgF2(aq) + Zn(s) =>
ZnF2(aq) + Mg(s) = MgF2(aq) + Zn(s)
NO + N = N2O =>
NO + N = N2O
[Co(NH3)5]Cl2 + H2O2 = [Co(OH)(NH3)5]Cl2 =>
2[Co(NH3)5]Cl2 + H2O2 = 2[Co(OH)(NH3)5]Cl2
NaCH3CO2 + BaCl2 = Ba(CH3CO2)2 + NaCl =>
2 NaCH3CO2 + BaCl2 = Ba(CH3CO2)2 + 2 NaCl
ZnSO4 + Na2S*9H2O = ZnS + Na2SO4 + H2O =>
ZnSO4 + Na2S*9H2O = ZnS + Na2SO4 + 9 H2O
MnO4{-}1(aq) + IO3{-}1(aq) + H2O(l) = MnO2(s) + IO4{-}1(aq) + OH{-}1(aq) =>
2 MnO4{-}1(aq) + 3 IO3{-}1(aq) + H2O(l) = 2 MnO2(s) + 3 IO4{-}1(aq) + 2 OH{-}1(aq)
K2S(aq) + ZnBr2(aq) = KBr(aq) + ZnS(s) =>
K2S(aq) + ZnBr2(aq) = 2 KBr(aq) + ZnS(s)
HF + O2 = F2 + H2O =>
4 HF + O2 = 2 F2 + 2 H2O
C8H8(g) + O2(g) = CO2(g) + H2O(l) =>
C8H8(g) + 10 O2(g) = 8 CO2(g) + 4 H2O(l)
KNO2 + FeCl2 + H2SO4 = N2 + FeCl3 + FeSO4 + H2O + K2SO4 =>
2 KNO2 + 9 FeCl2 + 4 H2SO4 = N2 + 6 FeCl3 + 3 FeSO4 + 4 H2O + K2SO4
H2O + CO2 = C6H12O6 + HO =>
18 H2O + 6 CO2 = C6H12O6 + 24 HO
KMnO4 + H2SO4 + Na2SO3 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
C3H2O(g) + O2(g) = CO2(g) + H2O(g) =>
C3H2O(g) + 3 O2(g) = 3 CO2(g) + H2O(g)
NaAlO2 + Na2SiO3*5H2O = Na12(AlO2)12(SiO2)12*27H2O + NaOH + H2O =>
12 NaAlO2 + 12 Na2SiO3*5H2O = Na12(AlO2)12(SiO2)12*27H2O + 24 NaOH + 21 H2O
Na2S + S + O2 = Na2S2O3 =>
2 Na2S + 2 S + 3 O2 = 2 Na2S2O3
AgNO3 + O2 = Ag2O + NO4 =>
4 AgNO3 + 3 O2 = 2 Ag2O + 4 NO4
Al + K2Cr2O7 + H2SO4 = Al(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
Al + K2Cr2O7 + 7 H2SO4 = Al(SO4)3 + K2SO4 + Cr2(SO4)3 + 7 H2O
Pb(ClO3)2KHSO4 = PbSO4KH(ClO3)2 =>
Pb(ClO3)2KHSO4 = PbSO4KH(ClO3)2
Li + CaCO3 = Li2CO3 + Ca =>
2 Li + CaCO3 = Li2CO3 + Ca
H2O2(l) = H2O(l)2H2O(l) + O2(g) =>
4 H2O2(l) = 2 H2O(l)2H2O(l) + O2(g)
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
Ba(NO3)2 + Na2(C2O4) = BaC2O4 + NaNO3 =>
Ba(NO3)2 + Na2(C2O4) = BaC2O4 + 2 NaNO3
Ag + Hg(No3)2 = Hg + Ag(No3) =>
2 Ag + Hg(No3)2 = Hg + 2 Ag(No3)
ZnO2H2 + H3PO4 = Zn3P2O8 + H2O =>
3 ZnO2H2 + 2 H3PO4 = Zn3P2O8 + 6 H2O
N2H4 + Na2Sn(OH)4 + H2O = NH3 + Na2Sn(OH)6 =>
N2H4 + Na2Sn(OH)4 + 2 H2O = 2 NH3 + Na2Sn(OH)6
Sb2(CO3)3 + HNO3 = Sb(NO3)3 + H2CO3 =>
Sb2(CO3)3 + 6 HNO3 = 2 Sb(NO3)3 + 3 H2CO3
Cl2(g) + LiI2(aq) = I2(s) + LiCl2(aq) =>
Cl2(g) + LiI2(aq) = I2(s) + LiCl2(aq)
CH2OHCHOHCH2OH + O = HOOCCH2COCH2COOH + H2O =>
5 CH2OHCHOHCH2OH + 11 O = 3 HOOCCH2COCH2COOH + 11 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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