| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CNH2N + 2 KMnO4 + 4 H2O = 3 CNH2N(OH)2 + 2 MnO2 + 2 KOH
X + Z2 = X2Z3 =>
4 X + 3 Z2 = 2 X2Z3
Zn + NaOH + NaNO3 = Na2ZnO2 + H2O + NH3 =>
4 Zn + 7 NaOH + NaNO3 = 4 Na2ZnO2 + 2 H2O + NH3
CH3COOH + CaO = (CH3COO)2Ca + H2O =>
2 CH3COOH + CaO = (CH3COO)2Ca + H2O
H2C2O4(aq) + KOH(s) = K2C2O4(aq) + H2O(l) =>
H2C2O4(aq) + 2 KOH(s) = K2C2O4(aq) + 2 H2O(l)
Fe(OH)4 = Fe2O4 + H2O =>
2 Fe(OH)4 = Fe2O4 + 4 H2O
V2O5 + C5H8O2 = VO(CH3COCHCOCH3)2 + H2O + CH3COOH =>
4 V2O5 + 18 C5H8O2 = 8 VO(CH3COCHCOCH3)2 + 6 H2O + 5 CH3COOH
C2H6 + Br2 = C2H5Br2 + HBr =>
2 C2H6 + 3 Br2 = 2 C2H5Br2 + 2 HBr
HNO3 + Al = Al(NO3)3 + H2 =>
6 HNO3 + 2 Al = 2 Al(NO3)3 + 3 H2
BaO + H2SiO3 = BaSiO3 + H2O =>
BaO + H2SiO3 = BaSiO3 + H2O
H2O2 + NH4Cl = NH4ClO + H2O =>
H2O2 + NH4Cl = NH4ClO + H2O
(CuOH)2SO4 + H2SO4 = Cu3(OHSO4)2 + H2O =>
3(CuOH)2SO4 + H2SO4 = 2 Cu3(OHSO4)2 + 2 H2O
C2 + H2 = C2H4 =>
C2 + 2 H2 = C2H4
CuCl + H{2}S = Cu{2}S + HCl =>
CuCl + H{2}S = Cu{2}S + HCl
KO3 + CO2 = K2C5O + O4 =>
8 KO3 + 20 CO2 = 4 K2C5O + 15 O4
B + CO3 = B2(CO3)3 =>
2 B + 3 CO3 = B2(CO3)3
K3[Fe(SCN)6] + NaF = K3[FeF6] + NaSCN =>
K3[Fe(SCN)6] + 6 NaF = K3[FeF6] + 6 NaSCN
FeS2 + O2 + H2O = Fe{2+} + H{+} + SO4{2-} =>
2 FeS2 + 7 O2 + 2 H2O = 2 Fe{2+} + 4 H{+} + 4 SO4{2-}
HClH2O = ClH3O =>
HClH2O = ClH3O
Br2(Aq) + KI(Aq) = I2(Aq) + KBr(Aq) =>
Br2(Aq) + 2 KI(Aq) = I2(Aq) + 2 KBr(Aq)
Fe2(SO4)3 + KI = FeSO4 + I2 + K2SO4 =>
Fe2(SO4)3 + 2 KI = 2 FeSO4 + I2 + K2SO4
Ti(s) + O2(g) = Ti2O3(g) =>
4 Ti(s) + 3 O2(g) = 2 Ti2O3(g)
C2H2 + H2 = C4H6 =>
2 C2H2 + H2 = C4H6
K1Cl{-1O}{-2} = K1Cl{-1O}{{-2} =>
K1Cl{-1O}{-2} = K1Cl{-1O}{{-2}
NH3 + C3H8 = HCN + H2 =>
3 NH3 + C3H8 = 3 HCN + 7 H2
P + OH = PO2 + H2O =>
P + 4 OH = PO2 + 2 H2O
Fe + FeCl2 = Fe2Cl2 =>
Fe + FeCl2 = Fe2Cl2
Ca(NO3)2 + FeF3 = CaF2 + Fe(NO3)3 =>
3 Ca(NO3)2 + 2 FeF3 = 3 CaF2 + 2 Fe(NO3)3
FeCl3 + KNO3 + KOH = K2FeO4 + KNO2 + KCl + H2O =>
2 FeCl3 + 3 KNO3 + 10 KOH = 2 K2FeO4 + 3 KNO2 + 6 KCl + 5 H2O
CuBr + KClO3 = KCl + Br2 + CuO =>
6 CuBr + 2 KClO3 = 2 KCl + 3 Br2 + 6 CuO
S + HCl = H2S + Cl =>
S + 2 HCl = H2S + 2 Cl
V(OH)4Cl + FeCl2 + HCl = VOCl2 + FeCl3 + H2O =>
V(OH)4Cl + FeCl2 + 2 HCl = VOCl2 + FeCl3 + 3 H2O
KMnO4 + KOH + C6H12O6 = K2CO3 + H2O + MnO2 =>
8 KMnO4 + 4 KOH + C6H12O6 = 6 K2CO3 + 8 H2O + 8 MnO2
Sb2O3 + I2 + H2O = Sb2O5 + HI =>
Sb2O3 + 2 I2 + 2 H2O = Sb2O5 + 4 HI
PbS(s) + HCl(aq) = PbCl2(s) + H2S(g) =>
PbS(s) + 2 HCl(aq) = PbCl2(s) + H2S(g)
Sr(s) + HNO3(aq) = Sr(NO3)2(aq) + H2(g) =>
Sr(s) + 2 HNO3(aq) = Sr(NO3)2(aq) + H2(g)
Nb + HCl = NbCl + H2 =>
2 Nb + 2 HCl = 2 NbCl + H2
Li2CO3 + C2H4O2 = H2O + CO2 + LiCH3CO2 =>
Li2CO3 + 2 C2H4O2 = H2O + CO2 + 2 LiCH3CO2
KI + KMnO4 + HCl = I + MnCl2 + KCl + H2O =>
5 KI + KMnO4 + 8 HCl = 5 I + MnCl2 + 6 KCl + 4 H2O
MgO + NO2 = MgNO3 =>
MgO + NO2 = MgNO3
C8H4O3 + O2 = CO + H2O =>
2 C8H4O3 + 7 O2 = 16 CO + 4 H2O
H2CO3 + CaH2 = CaCO3 + H2 =>
H2CO3 + CaH2 = CaCO3 + 2 H2
Ca + H2O = Ca2OH + H2 =>
4 Ca + 2 H2O = 2 Ca2OH + H2
C14H30 + CuO = Cu + CO2 + H2O =>
C14H30 + 43 CuO = 43 Cu + 14 CO2 + 15 H2O
Na2Cr2O7 + H2S + H2O = Cr(OH)3 + SO2 + Na2S =>
Na2Cr2O7 + 2 H2S + H2O = 2 Cr(OH)3 + SO2 + Na2S
NaCl + NaOH = Na + OHCl =>
NaCl + NaOH = 2 Na + OHCl
Ph3 + O2 = Ph2O5 =>
4 Ph3 + 15 O2 = 6 Ph2O5
KI + Br2 = KBr2 + I2 =>
2 KI + 2 Br2 = 2 KBr2 + I2
CuCl2 + ZnO = ZnCl2 + CuO =>
CuCl2 + ZnO = ZnCl2 + CuO
C6H6O2 + NaClO3 = C6H4O2 + H2O + NaCl =>
3 C6H6O2 + NaClO3 = 3 C6H4O2 + 3 H2O + NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/19/24
Équations équilibrées sur10/19/23
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