| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H3ClO2 + NaCN = NCCH2COOH + NaCl
Sn + Zn(NO3)2 = Zn + SnNO3 =>
2 Sn + Zn(NO3)2 = Zn + 2 SnNO3
Sb + H2SO4 = H2 + Sb(SO4)2 =>
Sb + 2 H2SO4 = 2 H2 + Sb(SO4)2
K2SO3H2S = K2SH2SO3 =>
K2SO3H2S = K2SH2SO3
S + HClO4 + H2O = HCl + H2SO4 =>
4 S + 3 HClO4 + 4 H2O = 3 HCl + 4 H2SO4
Cu + ONaOH = CuOH + NaO =>
Cu + ONaOH = CuOH + NaO
HCl + O3 = Cl2 + H2O =>
6 HCl + O3 = 3 Cl2 + 3 H2O
KNO3MnO2 = MnNO3KO2 =>
KNO3MnO2 = MnNO3KO2
Al + KOH + H2O = K[Al(O2)] + H2 =>
2 Al + 2 KOH + 2 H2O = 2 K[Al(O2)] + 3 H2
Na + CuSO4 = NaSO4 + Cu2 =>
2 Na + 2 CuSO4 = 2 NaSO4 + Cu2
(Cr(N2H4CO)6)4(Cr(CN)6)3 + KMnO4 + HNO3 = K2Cr2O7 + CO2 + KNO3 + Mn(NO3)2 + H2O =>
10(Cr(N2H4CO)6)4(Cr(CN)6)3 + 1176 KMnO4 + 2798 HNO3 = 35 K2Cr2O7 + 420 CO2 + 1106 KNO3 + 1176 Mn(NO3)2 + 1879 H2O
C6H5CHCl2 + KOH = C6H5COOH + KCl + H2 =>
C6H5CHCl2 + 2 KOH = C6H5COOH + 2 KCl + H2
H2SO4 + C12H22O11 = CO2 + SO2 + H2O =>
24 H2SO4 + C12H22O11 = 12 CO2 + 24 SO2 + 35 H2O
Sn + AlNO3 = Al + SnNO3 =>
Sn + AlNO3 = Al + SnNO3
H(C2H3O2) + Zn(OH)2 = H2O + Zn(C2H3O2)2 =>
2 H(C2H3O2) + Zn(OH)2 = 2 H2O + Zn(C2H3O2)2
BaSO4 + Fe = Ba + FeSO4 =>
BaSO4 + Fe = Ba + FeSO4
Zn + HCl = ZnCl + H2(g) =>
2 Zn + 2 HCl = 2 ZnCl + H2(g)
ZnI2 + O2 = I2 + ZnO =>
2 ZnI2 + O2 = 2 I2 + 2 ZnO
K2Cr2O7 + CrO + HCl = KCl + CrCl3 + H2O =>
K2Cr2O7 + 6 CrO + 26 HCl = 2 KCl + 8 CrCl3 + 13 H2O
(NH4) + Br = (NH4)Br =>
(NH4) + Br = (NH4)Br
CH3CH2OH + O2 = H2O + CH3CO =>
4 CH3CH2OH + 3 O2 = 6 H2O + 4 CH3CO
NO + Cr2O7 = Cr + NO3 =>
7 NO + 2 Cr2O7 = 4 Cr + 7 NO3
IH + HNO2 = NO + H2O + I2 =>
2 IH + 2 HNO2 = 2 NO + 2 H2O + I2
MgO + C2 = Mg + CO =>
2 MgO + C2 = 2 Mg + 2 CO
Ca + S(g) = CaS =>
Ca + S(g) = CaS
Na2Se2O7 + H2O = NaHSeO4 =>
Na2Se2O7 + H2O = 2 NaHSeO4
Cu2O3 + CuS = Cu + SO2 =>
2 Cu2O3 + 3 CuS = 7 Cu + 3 SO2
NaI + H2O2 = I2 + Na2O + H2O =>
2 NaI + H2O2 = I2 + Na2O + H2O
Ca + KOH = KCaO + H =>
Ca + KOH = KCaO + H
KCr(SO4)2*12H2O = KCr(SO4)2 + H2O =>
KCr(SO4)2*12H2O = KCr(SO4)2 + 12 H2O
H3BO3 = H4 + B6O11 + H2O =>
6 H3BO3 = H4 + B6O11 + 7 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
NaI + PbNO3 = Na2NO3 + PbI2 =>
2 NaI + PbNO3 = Na2NO3 + PbI2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
CaCO3 + Ba(NO3)2 = Ca(NO3)2 + Ba2(CO3)2 =>
2 CaCO3 + 2 Ba(NO3)2 = 2 Ca(NO3)2 + Ba2(CO3)2
(CH3)2CO + P4O10 = C3H4 + H3PO4 =>
6(CH3)2CO + P4O10 = 6 C3H4 + 4 H3PO4
ZnS + HNO3 = Zn(NO3)2 + NO2 + H2SO4 + H2O =>
ZnS + 10 HNO3 = Zn(NO3)2 + 8 NO2 + H2SO4 + 4 H2O
NO2 + PbO2 = Pb(NO3)2 =>
2 NO2 + PbO2 = Pb(NO3)2
NaCl + O2 = O2Cl + Na =>
NaCl + O2 = O2Cl + Na
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
C2H5OH + O2 = CO2H + H2O =>
2 C2H5OH + 5 O2 = 4 CO2H + 4 H2O
O2(d) + NH3(d) = NO(d) + H2O(s) =>
5 O2(d) + 4 NH3(d) = 4 NO(d) + 6 H2O(s)
ZnS + O2 = SO4 + ZnO =>
2 ZnS + 5 O2 = 2 SO4 + 2 ZnO
NaOH + B = H2 + Na3BO3 =>
6 NaOH + 2 B = 3 H2 + 2 Na3BO3
SbO + NO3 + H2O = Sb2O5 + HNO2 =>
2 SbO + 2 NO3 + H2O = Sb2O5 + 2 HNO2
FeSO4 + HSO4 + HNO3 = Fe2(SO4)3 + H2O + NO =>
6 FeSO4 + 3 HSO4 + HNO3 = 3 Fe2(SO4)3 + 2 H2O + NO
K2CO3 + CuBr2 = KBr + Cu(CO3) =>
K2CO3 + CuBr2 = 2 KBr + Cu(CO3)
ClO3{-} + SO2{2-} = Cl{-} + SO4{2-} =>
2 ClO3{-} + 3 SO2{2-} = 2 Cl{-} + 3 SO4{2-}
Pd + Sb = PdSb2 =>
Pd + 2 Sb = PdSb2
FeSi2 + O2 = Fe203 + SiO2 =>
203 FeSi2 + 406 O2 = Fe203 + 406 SiO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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