| Équations équilibrées la veille |
KClO4 + 2 S = KCl + 2 SO2
FeOH + NaCl = FeCl + NaOH =>
FeOH + NaCl = FeCl + NaOH
Cr(OH)3 + HNO4 = Cr(NO4)3 + H2O =>
Cr(OH)3 + 3 HNO4 = Cr(NO4)3 + 3 H2O
C10H18 + O2 = CO2 + H2O =>
2 C10H18 + 29 O2 = 20 CO2 + 18 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca + HCl + O2 = CaCl2 + H2O =>
2 Ca + 4 HCl + O2 = 2 CaCl2 + 2 H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
FeSO4(aq) + K2CO3(aq) = FeCO3 + K2SO4(aq) =>
FeSO4(aq) + K2CO3(aq) = FeCO3 + K2SO4(aq)
NaClO + KBr = NaOBr + KCl =>
NaClO + KBr = NaOBr + KCl
Na2 + H2 = NaH3 =>
Na2 + 3 H2 = 2 NaH3
K2O + Al2O3 = K3AlO3 =>
3 K2O + Al2O3 = 2 K3AlO3
MoO3(s) + Zn(s) + H2SO4 = Mo2O3(s) + ZnSO4(aq) + H2O =>
2 MoO3(s) + 3 Zn(s) + 3 H2SO4 = Mo2O3(s) + 3 ZnSO4(aq) + 3 H2O
Ca(OH)02 + HCl = CaCl2 + H2O =>
Ca(OH)02 + 2 HCl = CaCl2 + 2 H2O
C2H5NS + H2O = NH4OOCCH3 + H2S =>
C2H5NS + 2 H2O = NH4OOCCH3 + H2S
Na2ZnO2 + CO2 = ZnCO3 + Na2O =>
Na2ZnO2 + CO2 = ZnCO3 + Na2O
Pb + Na2S = Pb(Na2S)2 =>
Pb + 2 Na2S = Pb(Na2S)2
C8H19 + O2 = CO2 + H2O =>
4 C8H19 + 51 O2 = 32 CO2 + 38 H2O
Cr2O3 + KNO3 + KCO3 = K2CrO4 + KNO2 + CO2 =>
Cr2O3 + KNO3 + 4 KCO3 = 2 K2CrO4 + KNO2 + 4 CO2
NaI(aq) + Fe2(CO3)3(aq) = FeI3(aq) + Na2CO3(aq) =>
6 NaI(aq) + Fe2(CO3)3(aq) = 2 FeI3(aq) + 3 Na2CO3(aq)
Li2CO3(s) + HCl(aq) = LiCl + H2O + CO2 =>
Li2CO3(s) + 2 HCl(aq) = 2 LiCl + H2O + CO2
C5H7O2N + O2 = CO + H2O + NH3 =>
2 C5H7O2N + 5 O2 = 10 CO + 4 H2O + 2 NH3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Zinc + Br2 = ZnBr2 =>
Zn + Br2 = ZnBr2
C8H22N2Si + H2O = C4H9 + NH3 + SiH4 + O2 =>
2 C8H22N2Si + 6 H2O = 4 C4H9 + 4 NH3 + 2 SiH4 + 3 O2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Al(OH)3 + H2SO4 + H2O = Al(H2O)6{3+} + SO4{2-} =>
2 Al(OH)3 + 3 H2SO4 + 6 H2O = 2 Al(H2O)6{3+} + 3 SO4{2-}
Na(HCO3)2(aq) + HCl(aq) = NaCl2(aq) + CO2(g) + H2O(l) =>
Na(HCO3)2(aq) + 2 HCl(aq) = NaCl2(aq) + 2 CO2(g) + 2 H2O(l)
BaCl2(aq) + Ni(NO3)2(aq) = Ba(NO3)2 + NiCl2 =>
BaCl2(aq) + Ni(NO3)2(aq) = Ba(NO3)2 + NiCl2
Si + Cr2O3 = SiO2 + CrSi2 =>
11 Si + 2 Cr2O3 = 3 SiO2 + 4 CrSi2
Nd2O3 + In2O3 + BaCO3 = NdBaInO3 + CO2 + O2 =>
Nd2O3 + In2O3 + 2 BaCO3 = 2 NdBaInO3 + 2 CO2 + O2
KAlSiO8 = K2O + Al2O3 + SiO2 + O2 =>
2 KAlSiO8 = K2O + Al2O3 + 2 SiO2 + 4 O2
HCl + N2H4 + NaVO3 = VOCl2 + N2 + H2O + NaCl =>
12 HCl + N2H4 + 4 NaVO3 = 4 VOCl2 + N2 + 8 H2O + 4 NaCl
Pb(NO3)2 + Mg(s) = Mg(NO3)2 + Pb =>
Pb(NO3)2 + Mg(s) = Mg(NO3)2 + Pb
Fe(OH)3 + Cl2 + KOH = KClO3 + Fe(OH)2 + H2O =>
10 Fe(OH)3 + Cl2 + 2 KOH = 2 KClO3 + 10 Fe(OH)2 + 6 H2O
H2O(l) + Na2O2(aq) = NaOH(aq) + O2(g) =>
2 H2O(l) + 2 Na2O2(aq) = 4 NaOH(aq) + O2(g)
Al(OH)3 + HFl + NaOH = H2O + Na3AlFl6 =>
Al(OH)3 + 6 HFl + 3 NaOH = 6 H2O + Na3AlFl6
NH4Cl + MgCl2 = MgNH4 + Cl2 =>
2 NH4Cl + 2 MgCl2 = 2 MgNH4 + 3 Cl2
C6H5CH2Br + Zn = C6H5CHCH2 + ZnBr2 =>
8 C6H5CH2Br + 4 Zn = 7 C6H5CHCH2 + 4 ZnBr2
C3H8 + (O2N2) = H2O + CO2 + N2 =>
C3H8 + 5(O2N2) = 4 H2O + 3 CO2 + 5 N2
Fe(NO3)3 + K3(Fe(CN)6) = Fe(Fe(CN)6) + KNO3 =>
Fe(NO3)3 + K3(Fe(CN)6) = Fe(Fe(CN)6) + 3 KNO3
Sm2O3 + RuO2 = Sm2Ru2O7 =>
Sm2O3 + 2 RuO2 = Sm2Ru2O7
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Cl2 + H2O = ClO3{-} + H{+} + e =>
Cl2 + 6 H2O = 2 ClO3{-} + 12 H{+} + 10e
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KOH + H = K + HOH =>
KOH + H = K + HOH
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Cu(OH)2 + ZnO = CuZnO2 + H2O =>
Cu(OH)2 + ZnO = CuZnO2 + H2O
C2H3OCl + H2O = C2H4O2 + HCl =>
C2H3OCl + H2O = C2H4O2 + HCl
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Équations équilibrées sur12/15/24
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