| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 HCOOH + 5 H2SO4 + 2 K2CrO4 = 2 K2SO4 + Cr2(SO4)3 + 3 CO2 + 8 H2O
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
P + Se = P2Se3 =>
2 P + 3 Se = P2Se3
Br{-} + Cr2O7 + H{+} = Cr{+3} + Br2 + H2O =>
8 Br{-} + Cr2O7 + 14 H{+} = 2 Cr{+3} + 4 Br2 + 7 H2O
Cu3(OH)2 + O2 = CuO + H2O =>
Cu3(OH)2 + O2 = 3 CuO + H2O
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
Fe + CuCl2 = Cu[FeCl2] =>
Fe + CuCl2 = Cu[FeCl2]
Fe + KNO3 = K2FeO4 + N2 + O2 =>
Fe + 2 KNO3 = K2FeO4 + N2 + O2
NH4Cl + Cl2 = HCl + NCl =>
NH4Cl + 2 Cl2 = 4 HCl + NCl
C6H8O6(ac) + Br2(ac) = HBr(ac) + C6H6O6(ac) =>
C6H8O6(ac) + Br2(ac) = 2 HBr(ac) + C6H6O6(ac)
Na2SO3 + FeCl2 + H2O = SO2 + Fe(OH)2 + NaCl =>
Na2SO3 + FeCl2 + H2O = SO2 + Fe(OH)2 + 2 NaCl
Pt + H2O = PtOH + H2 =>
2 Pt + 2 H2O = 2 PtOH + H2
HIO4 = H + IO4 =>
HIO4 = H + IO4
NO + KI = NK + OI =>
NO + KI = NK + OI
K2Cr2O7 + HL = KL + CrL3 + H2O + L2 =>
K2Cr2O7 + 14 HL = 2 KL + 2 CrL3 + 7 H2O + 3 L2
NaNO2 + H2O = H3O + NaOH + NO2 =>
NaNO2 + 2 H2O = H3O + NaOH + NO2
Ba(OH)2 + HClO3 = O2H3 + BaClO3 =>
Ba(OH)2 + HClO3 = O2H3 + BaClO3
BaOH + HCO3 = BaCO3 + H2O =>
BaOH + HCO3 = BaCO3 + H2O
CH3COONa + NaOH = Na2CO3 + CH4 =>
CH3COONa + NaOH = Na2CO3 + CH4
W + H2O = W(OH)6 + H2 =>
W + 6 H2O = W(OH)6 + 3 H2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
K2CO3 + NaBr = KBr + Na2CO3 =>
K2CO3 + 2 NaBr = 2 KBr + Na2CO3
KMnO4 + H2SO4 + (N2H5)HSO4 = MnSO4 + H2O + KNO3 + K2SO4 =>
14 KMnO4 + 11 H2SO4 + 5(N2H5)HSO4 = 14 MnSO4 + 26 H2O + 10 KNO3 + 2 K2SO4
NaNO3 + H2SO3 = NaNO2 + H2SO4 =>
NaNO3 + H2SO3 = NaNO2 + H2SO4
H3PO3 + K2Cr2O7 + H2SO4 = H3PO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 H3PO3 + K2Cr2O7 + 4 H2SO4 = 3 H3PO4 + Cr2(SO4)3 + K2SO4 + 4 H2O
C + NO2 = CO2 + NO =>
C + 2 NO2 = CO2 + 2 NO
CH3CHO + NH3 = (C2H5)(CH3)C5H3N + H2O =>
4 CH3CHO + NH3 = (C2H5)(CH3)C5H3N + 4 H2O
K2Cr2O7 + H2SO4 + CrSO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 CrSO4 = 4 Cr2(SO4)3 + K2SO4 + 7 H2O
Be(OH)2 + K2O = K2BeO2 + H2O =>
Be(OH)2 + K2O = K2BeO2 + H2O
CH3OH + Ag = CH3OAg + H2 =>
2 CH3OH + 2 Ag = 2 CH3OAg + H2
CH + Cl = C + HCl =>
CH + Cl = C + HCl
CH3CH3 + Br2 = CBr3CBr3 + HBr =>
CH3CH3 + 6 Br2 = CBr3CBr3 + 6 HBr
CCl2 = C + Cl =>
CCl2 = C + 2 Cl
K2CrO4 + Ba(NO3)2 = K2(NO3)2 + CrBaO4 =>
K2CrO4 + Ba(NO3)2 = K2(NO3)2 + CrBaO4
PCl5 + H2O = H2Cl2 + H3PO4 =>
2 PCl5 + 8 H2O = 5 H2Cl2 + 2 H3PO4
Fe + Al2 = Fe3Al4 =>
3 Fe + 2 Al2 = Fe3Al4
Fe(OH)2 + NaCl = FeCl2 + NaOH =>
Fe(OH)2 + 2 NaCl = FeCl2 + 2 NaOH
Li3N + H2 = LiH + NH3 =>
Li3N + 3 H2 = 3 LiH + NH3
V + HCl = VCl3 + H2 =>
2 V + 6 HCl = 2 VCl3 + 3 H2
H3BO3 + C2H5OH = BO3(C2H5)3 + H2O =>
H3BO3 + 3 C2H5OH = BO3(C2H5)3 + 3 H2O
[P(CH2OH)4]2SO4 + NaOH = P(CH2OH)3 + H2O + H2CO + Na2SO4 =>
[P(CH2OH)4]2SO4 + 2 NaOH = 2 P(CH2OH)3 + 2 H2O + 2 H2CO + Na2SO4
KMnO4 + Cr = K + Cr(MnO4)2 =>
2 KMnO4 + Cr = 2 K + Cr(MnO4)2
(NH4)2SO4 + H2O = H2SO4 + (NH4)OH =>
(NH4)2SO4 + 2 H2O = H2SO4 + 2(NH4)OH
Al + Cr2O3 = (Al2O3) + Cr =>
2 Al + Cr2O3 = (Al2O3) + 2 Cr
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C12H14Cl2N2 + O2 = NO3 + H2O + CO2 + Cl2 =>
2 C12H14Cl2N2 + 37 O2 = 4 NO3 + 14 H2O + 24 CO2 + 2 Cl2
NH4Cl + KMnO4 + H2SO4 = N2 + K2ClO4 + MnSO4 + H2O =>
2 NH4Cl + 4 KMnO4 + 4 H2SO4 = N2 + 2 K2ClO4 + 4 MnSO4 + 8 H2O
PbSe + Rb = Rb2Se + Pb =>
PbSe + 2 Rb = Rb2Se + Pb
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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