Équations équilibrées la veille |
3 H2O + P2O3 = 2 H3PO3
NH4CN + KMnO4 + HCl = KNO3 + K2CO3 + MnO2 + KCl + H2O =>
NH4CN + 6 KMnO4 + 2 HCl = 2 KNO3 + K2CO3 + 6 MnO2 + 2 KCl + 3 H2O
NaHCO3 + CH3COOH = NaCH3COO + CO2 + HOH =>
NaHCO3 + CH3COOH = NaCH3COO + CO2 + HOH
BaH2 + HCl = BaCl2 + H2 =>
BaH2 + 2 HCl = BaCl2 + 2 H2
HCl + HNO3 = HNO3(HCl)3 =>
3 HCl + HNO3 = HNO3(HCl)3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C6H4 + O2 = CO2 + H2O =>
C6H4 + 7 O2 = 6 CO2 + 2 H2O
Ag2CO3 + C2H4O2 = AgC2H3O2 + H2O + CO2 =>
Ag2CO3 + 2 C2H4O2 = 2 AgC2H3O2 + H2O + CO2
Y(NO3)3 + Ba(NO3)2 + Cu(NO3)2 + C6H8O7 = YBa2Cu3O7 + NO2 + CO2 + H2O =>
3 Y(NO3)3 + 6 Ba(NO3)2 + 9 Cu(NO3)2 + 2 C6H8O7 = 3 YBa2Cu3O7 + 39 NO2 + 12 CO2 + 8 H2O
HBrO2 + NaOH = NaBrO2 + H2O =>
HBrO2 + NaOH = NaBrO2 + H2O
SiO2 + Na2(SO4) = Na2(SiO3) + SO3 =>
SiO2 + Na2(SO4) = Na2(SiO3) + SO3
H2O + CaO = CaOH + O2 =>
2 H2O + 4 CaO = 4 CaOH + O2
Fe(NO2)2 + K2CrO4 + HCl = FeCl3 + CrCl3 + HNO3 + KCl + H2O =>
3 Fe(NO2)2 + 5 K2CrO4 + 34 HCl = 3 FeCl3 + 5 CrCl3 + 6 HNO3 + 10 KCl + 14 H2O
CH3ONa + H2SO4 = CH3OH + Na2SO4 =>
2 CH3ONa + H2SO4 = 2 CH3OH + Na2SO4
CH3COOH + CuO = CHCOO + Cu + H2O =>
2 CH3COOH + 3 CuO = 2 CHCOO + 3 Cu + 3 H2O
HBr(aq) + Na3PO4(aq) = H3PO4(aq) + NaBr(aq) =>
3 HBr(aq) + Na3PO4(aq) = H3PO4(aq) + 3 NaBr(aq)
KOH + Ba3(PO4)2 = K3PO4 + Ba(OH)2 =>
6 KOH + Ba3(PO4)2 = 2 K3PO4 + 3 Ba(OH)2
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NO2 + KClO3 + KOH = KNO3 + KCl + H2O =>
6 NO2 + KClO3 + 6 KOH = 6 KNO3 + KCl + 3 H2O
CuBr + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CuSO4 + Br2 + H2O =>
10 CuBr + 4 KMnO4 + 16 H2SO4 = 4 MnSO4 + 2 K2SO4 + 10 CuSO4 + 5 Br2 + 16 H2O
LiCl + H3PO4 = Li3PO4 + HCl =>
3 LiCl + H3PO4 = Li3PO4 + 3 HCl
Fe + HCl = H + Cl(Fe)3 =>
3 Fe + HCl = H + Cl(Fe)3
NiCl2 + H2S = Ni2S2 + HCl =>
2 NiCl2 + 2 H2S = Ni2S2 + 4 HCl
V3S4 + Na2CO3 + O2 = Na2VO3 + Na2SO4 + CO2 =>
V3S4 + 7 Na2CO3 + 9 O2 = 3 Na2VO3 + 4 Na2SO4 + 7 CO2
Zn + Pb(NO3)2 = Zn(NO3) + Pb2 =>
4 Zn + 2 Pb(NO3)2 = 4 Zn(NO3) + Pb2
Ca{2+} + CO3{2-} = CaCO3 =>
Ca{2+} + CO3{2-} = CaCO3
Al + H2SO4 = Al2O3 + H2O + SO2 =>
2 Al + 3 H2SO4 = Al2O3 + 3 H2O + 3 SO2
KI + NaNO2 + H3PO4 = I2 + K3PO4 + Na3PO4 + H2O + N2 =>
18 KI + 6 NaNO2 + 8 H3PO4 = 9 I2 + 6 K3PO4 + 2 Na3PO4 + 12 H2O + 3 N2
CH3COOH + CH3CH(CH3)CH2CH2OH = CH3COOCH3CH(CH3)CH2 + H2O =>
5 CH3COOH + 4 CH3CH(CH3)CH2CH2OH = 5 CH3COOCH3CH(CH3)CH2 + 4 H2O
C14H26 + O2 = CO2 + H2O =>
2 C14H26 + 41 O2 = 28 CO2 + 26 H2O
Cu(NO3)2 + NaHCO3 = CO2 + Cu2(OH)2CO3 + H2O + NaNO3 =>
2 Cu(NO3)2 + 4 NaHCO3 = 3 CO2 + Cu2(OH)2CO3 + H2O + 4 NaNO3
Fe + Ca(OH)2 = Fe(OH)2 + Ca =>
Fe + Ca(OH)2 = Fe(OH)2 + Ca
CH3(CH2)2COOH + CH3CH3CHOH = CH3CH2CH2COOCHCH3CH3 + H2O =>
CH3(CH2)2COOH + CH3CH3CHOH = CH3CH2CH2COOCHCH3CH3 + H2O
C7H5NO3 + Na + O2 = NaCN + CO2 + H2O =>
4 C7H5NO3 + 4 Na + 23 O2 = 4 NaCN + 24 CO2 + 10 H2O
Ba(OH)2 + H2O = (OH)3 + BaH =>
Ba(OH)2 + H2O = (OH)3 + BaH
H2SO4 + Ca(OH)2*MgO = CaSO4 + MgSO4 + H2O =>
2 H2SO4 + Ca(OH)2*MgO = CaSO4 + MgSO4 + 3 H2O
(NH4H3CCO2) + O2 = CO2 + H2O + N2 =>
4(NH4H3CCO2) + 11 O2 = 8 CO2 + 14 H2O + 2 N2
Cl2 + SO2 + H2O = H2SO4 + HCl =>
Cl2 + SO2 + 2 H2O = H2SO4 + 2 HCl
NO2 + KI + H2O = KNO3 + I2 + H2 =>
2 NO2 + 2 KI + 2 H2O = 2 KNO3 + I2 + 2 H2
K2ZnO2 + H2O = Zn(OH)2 + KOH =>
K2ZnO2 + 2 H2O = Zn(OH)2 + 2 KOH
Hg + Cl2 = HgCl =>
2 Hg + Cl2 = 2 HgCl
KOH + Ba3(PO4)2 = K3PO4 + Ba(OH)2 =>
6 KOH + Ba3(PO4)2 = 2 K3PO4 + 3 Ba(OH)2
FeS2 + H2O = Fe(OH)4 + H2S =>
FeS2 + 4 H2O = Fe(OH)4 + 2 H2S
Na2CrO4(aq) + Ca(NO3)2(aq) = NaNO3(aq) + CaCrO4(s) =>
Na2CrO4(aq) + Ca(NO3)2(aq) = 2 NaNO3(aq) + CaCrO4(s)
As2O3(s) + Cl2(g) + H2O(l) = H3AsO4(aq) + HCl(aq) =>
As2O3(s) + 2 Cl2(g) + 5 H2O(l) = 2 H3AsO4(aq) + 4 HCl(aq)
Fe3 + S2 = Fe3S2 =>
Fe3 + S2 = Fe3S2
NaOH + SiCl4 = NaCl4 + SiOH =>
NaOH + SiCl4 = NaCl4 + SiOH
C3H7Na + HCl = C3H8 + NaCl =>
C3H7Na + HCl = C3H8 + NaCl
SO4{-2} + H2O + I{-} = SO3{-2} + OH{-} + I2 =>
SO4{-2} + H2O + 2 I{-} = SO3{-2} + 2 OH{-} + I2
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