| Équations équilibrées la veille | Équations équilibrées le lendemain |
3(NH4)2CO3 + 2 CrCl3 = 6(NH4)Cl + Cr2(CO3)3
C3H7COOCH3 + O2 = C + H2O =>
2 C3H7COOCH3 + 3 O2 = 10 C + 10 H2O
N2 + O2 + H2 = HNO3 =>
N2 + 3 O2 + H2 = 2 HNO3
MnO4{-} + (OH){-} + AsO2 = MnO2 + AsO4{3-} + H2O =>
MnO4{-} + 8(OH){-} + 3 AsO2 = MnO2 + 3 AsO4{3-} + 4 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2(OH)2 =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 3 H2(OH)2
H2O2 + NaHSO3 = NaOH + H2SO4 =>
H2O2 + NaHSO3 = NaOH + H2SO4
NaCl + NaNO3 + H2SO4 = Na2SO4 + NO + H2O + Cl2 =>
6 NaCl + 2 NaNO3 + 4 H2SO4 = 4 Na2SO4 + 2 NO + 4 H2O + 3 Cl2
C8H8O3 + OH = C7H6O3 + CH3OH =>
18 C8H8O3 + 14 OH = 19 C7H6O3 + 11 CH3OH
CaCO3(s) + HC2H3O2(aq) = Ca(C2H3O2)2(aq) + H2O + CO2(g) =>
CaCO3(s) + 2 HC2H3O2(aq) = Ca(C2H3O2)2(aq) + H2O + CO2(g)
MnO2 + HCl = H2O + Cl + MnCl =>
MnO2 + 4 HCl = 2 H2O + 3 Cl + MnCl
BaSO4 + KNO3 = KSO4 + BaNO3 =>
BaSO4 + KNO3 = KSO4 + BaNO3
AgNO3 + ZnO = Ag2O + Zn(NO3)2 =>
2 AgNO3 + ZnO = Ag2O + Zn(NO3)2
CoBr3 + F2 = CoF3 + Br =>
2 CoBr3 + 3 F2 = 2 CoF3 + 6 Br
Fe{3} + NH2OH + H2O = Fe{2} + N2O + H3O{+} =>
4 Fe{3} + 2 NH2OH + 3 H2O = 4 Fe{2} + N2O + 4 H3O{+}
K3PO4 + MgBr2 = Mg3(PO4)2 + KBr =>
2 K3PO4 + 3 MgBr2 = Mg3(PO4)2 + 6 KBr
BaCl2 + Na2(CO3) = Ba2(CO3)2 + NaCl =>
2 BaCl2 + 2 Na2(CO3) = Ba2(CO3)2 + 4 NaCl
PbO2 + Cr2(SO4)3 + H2O = PbSO4 + H2CrO4 =>
3 PbO2 + Cr2(SO4)3 + 2 H2O = 3 PbSO4 + 2 H2CrO4
H2O + H2SiO3 = H3O + SiO3 =>
2 H2O + H2SiO3 = 2 H3O + SiO3
GeO2 + SO2 = GeSO4 =>
GeO2 + SO2 = GeSO4
Fe{3+} + Al = Fe{2+} + Al{3+} =>
3 Fe{3+} + Al = 3 Fe{2+} + Al{3+}
Zn + CH3CO2H = Zn(CH3CO2)2 + H2 =>
Zn + 2 CH3CO2H = Zn(CH3CO2)2 + H2
Sn + HBr = SnBr + H2 =>
2 Sn + 2 HBr = 2 SnBr + H2
BaF2 + K2SO4 = BaSO4 + KF =>
BaF2 + K2SO4 = BaSO4 + 2 KF
C20H22 + O2 = CO + H2O =>
2 C20H22 + 31 O2 = 40 CO + 22 H2O
CN2H6 + O2 = CO2 + N2 + H2O =>
2 CN2H6 + 5 O2 = 2 CO2 + 2 N2 + 6 H2O
CH2ONaCHONaCH2ONa + H2S = CH2SHCHSHCH2SH + NaOH =>
CH2ONaCHONaCH2ONa + 3 H2S = CH2SHCHSHCH2SH + 3 NaOH
AgCl + H2O = Ag2O + HCl =>
2 AgCl + H2O = Ag2O + 2 HCl
Li + HBr = LiBr + H =>
Li + HBr = LiBr + H
Sn + Mg(NO3)2 = Sn(NO3) + Mg =>
2 Sn + Mg(NO3)2 = 2 Sn(NO3) + Mg
Pb(C2H3O2)2 + (NH4)2CO3 = PbCO3 + NH4C2H3O2 =>
Pb(C2H3O2)2 + (NH4)2CO3 = PbCO3 + 2 NH4C2H3O2
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
KNO3 + FeS2 = K2SO4 + FeO + SO2 + N2 =>
10 KNO3 + 4 FeS2 = 5 K2SO4 + 4 FeO + 3 SO2 + 5 N2
MnO + Sn(OH)4 = Mn(OH)2 + Sn2O4 =>
4 MnO + 2 Sn(OH)4 = 4 Mn(OH)2 + Sn2O4
KOH(aq) + Na2S(aq) = K2S(s) + NaOH(aq) =>
2 KOH(aq) + Na2S(aq) = K2S(s) + 2 NaOH(aq)
FeSO4 + K2C2O4 = K2[Fe(C2O4)2] + K2SO4 =>
FeSO4 + 2 K2C2O4 = K2[Fe(C2O4)2] + K2SO4
Al + Cs = AlCs =>
Al + Cs = AlCs
Cu(C2H3O2)2 + Fe = Fe(C2H3O2)3 + Cu =>
3 Cu(C2H3O2)2 + 2 Fe = 2 Fe(C2H3O2)3 + 3 Cu
Al(OH)3 + SO3 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 SO3 = Al2(SO4)3 + 3 H2O
Ba(NO3)2 + KI = BaI2 + KNO3 =>
Ba(NO3)2 + 2 KI = BaI2 + 2 KNO3
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
NaI + Mg(ClO3)2 = MgI2 + NaClO3 =>
2 NaI + Mg(ClO3)2 = MgI2 + 2 NaClO3
Cr2O6 + H2O = Cr(OH)6 =>
Cr2O6 + 6 H2O = 2 Cr(OH)6
C2H5Cl + NaPb = (C2H5)4Pb + NaCl + Pb =>
4 C2H5Cl + 4 NaPb = (C2H5)4Pb + 4 NaCl + 3 Pb
C3H8O3 + HCl = C3H6OCl2 + H2O =>
C3H8O3 + 2 HCl = C3H6OCl2 + 2 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
CH4(s) + O2(g) = CO2(s) + H2O(g) =>
CH4(s) + 2 O2(g) = CO2(s) + 2 H2O(g)
HC6H7O7 + NaOH = NaC6H7O7 + HOH =>
HC6H7O7 + NaOH = NaC6H7O7 + HOH
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
Br2 + KI(aq) = KBr(aq) + I2 =>
Br2 + 2 KI(aq) = 2 KBr(aq) + I2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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