Équations équilibrées la veille |
Fe + 3 KMnO4 + 3 KOH = Fe(OH)3 + 3 K2MnO4
H2S + H2O = H3O + HS =>
H2S + H2O = H3O + HS
HBr(aq) + Ca(OH)2 = H2O + CaBr2 =>
2 HBr(aq) + Ca(OH)2 = 2 H2O + CaBr2
MgN + H2O = MgNH2O =>
MgN + H2O = MgNH2O
Co(NO3)2 + Na2SO4 + NaOH = (CoOH)2SO4 + NaNO3 =>
2 Co(NO3)2 + Na2SO4 + 2 NaOH = (CoOH)2SO4 + 4 NaNO3
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4 + H2SO4 + (NH4)2SO4 + H2O =>
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4 + H2SO4 + (NH4)2SO4 + 8 H2O
CaCO3 + H3O{+} = Ca{2+} + CO2 + H2O =>
CaCO3 + 2 H3O{+} = Ca{2+} + CO2 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KOH(aq) + Fe(NO3)3(aq) = Fe(OH)3 + KNO3(aq) =>
3 KOH(aq) + Fe(NO3)3(aq) = Fe(OH)3 + 3 KNO3(aq)
Na2SO4 + Al = Na2S + Al2O3 =>
3 Na2SO4 + 8 Al = 3 Na2S + 4 Al2O3
K + HNO3 = KNO3 + NO2 + H2O =>
K + 2 HNO3 = KNO3 + NO2 + H2O
CH189 + O2 = CO2 + H2O =>
4 CH189 + 193 O2 = 4 CO2 + 378 H2O
Ca(NO3)2 + NH3 = Ca(NH3) + NO3 =>
Ca(NO3)2 + NH3 = Ca(NH3) + 2 NO3
Me + HOH = Me(OH)2 + H2 =>
Me + 2 HOH = Me(OH)2 + H2
NH5O + H3PO4 = (NH4)3PO4 + H2O =>
3 NH5O + H3PO4 = (NH4)3PO4 + 3 H2O
KI + CI2 = KCI + I2 =>
KI + CI2 = KCI + I2
NH3 + HCOOH = NH4COOH =>
NH3 + HCOOH = NH4COOH
B + F = BF3 =>
B + 3 F = BF3
CuH10 + O2 = CuO + H2O =>
CuH10 + 3 O2 = CuO + 5 H2O
CuSO4 + KOH = CuKOH + SO4 =>
CuSO4 + KOH = CuKOH + SO4
Ca(H2PO4)2 = CaHPO4 + H3PO4 =>
Ca(H2PO4)2 = CaHPO4 + H3PO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Sn(OH)2 + NaOH = Na2[Sn(OH)4] =>
Sn(OH)2 + 2 NaOH = Na2[Sn(OH)4]
NH4 + NO = N + H2O =>
NH4 + 2 NO = 3 N + 2 H2O
NiCl2 + NH3 = Ni(NH3)6 + Cl =>
NiCl2 + 6 NH3 = Ni(NH3)6 + 2 Cl
C2H6 + Cl = C2H5Cl + HCl =>
C2H6 + 2 Cl = C2H5Cl + HCl
N2O5(s) + Ca(OH)2(aq) = Ca(NO3)2 + H2O =>
N2O5(s) + Ca(OH)2(aq) = Ca(NO3)2 + H2O
Al + H3PO4 = H + AlPO4 =>
Al + H3PO4 = 3 H + AlPO4
FeBr2 + Al = AlBr + Fe2 =>
2 FeBr2 + 4 Al = 4 AlBr + Fe2
KMnO4 + C2H2 = KOOCCOOK + MnO2 + KOH + H2O =>
8 KMnO4 + 3 C2H2 = 3 KOOCCOOK + 8 MnO2 + 2 KOH + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe2(CO3)3 + CH3COOH = Fe(CH3COOH)3 + CO2 + H2O =>
4 Fe2(CO3)3 + 27 CH3COOH = 8 Fe(CH3COOH)3 + 18 CO2 + 6 H2O
NaNO2 = Na2O + NO + NO2 =>
2 NaNO2 = Na2O + NO + NO2
BaO + Na2O = Na2BaO2 =>
BaO + Na2O = Na2BaO2
NaOH + NH4NO3 = NaNO3 + NH4OH =>
NaOH + NH4NO3 = NaNO3 + NH4OH
Cr(OH)2 + HCl = CrCl3 + Cr(OH) + H2O =>
2 Cr(OH)2 + 3 HCl = CrCl3 + Cr(OH) + 3 H2O
FeCl2 + K4[Fe(CN)6] = KCl + Fe2Fe(CN)6 =>
2 FeCl2 + K4[Fe(CN)6] = 4 KCl + Fe2Fe(CN)6
Al + I(s) = AlI2(s) =>
Al + 2 I(s) = AlI2(s)
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
CH2CH2 + KMnO4 + H2O = CH2OHCH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2OHCH2OH + 2 MnO2 + 2 KOH
CuSO4(aq) + NaOH(aq) = CuOH(s) + NaSO4(aq) =>
CuSO4(aq) + NaOH(aq) = CuOH(s) + NaSO4(aq)
Zn(OH)2 + P2O5 = Zn(PO3)2 + H2O =>
Zn(OH)2 + P2O5 = Zn(PO3)2 + H2O
Ca + Fe(NO3)2 = Ca(NO3)2 + Fe =>
Ca + Fe(NO3)2 = Ca(NO3)2 + Fe
KBr + Fe = FeBr3 + K =>
3 KBr + Fe = FeBr3 + 3 K
KHSO4 + BaCl2 = Ba(HSO4)2 + KCl =>
2 KHSO4 + BaCl2 = Ba(HSO4)2 + 2 KCl
Fe + Cu3(SO4)2 = Fe3(SO4)2 + Cu =>
3 Fe + Cu3(SO4)2 = Fe3(SO4)2 + 3 Cu
MnO2 + H2O2 = Mn(OH)2 + O2 =>
MnO2 + H2O2 = Mn(OH)2 + O2
Ca(OH)2 + FeO = Fe(OH)2 + CaO =>
Ca(OH)2 + FeO = Fe(OH)2 + CaO
YBa2Cu3O7 + HCl = CuCl2 + H2O + YCl3 + BaCl2 + O =>
2 YBa2Cu3O7 + 26 HCl = 6 CuCl2 + 13 H2O + 2 YCl3 + 4 BaCl2 + O
ZnClO3 = ZnO + ClO2 =>
ZnClO3 = ZnO + ClO2
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