Équations équilibrées la veille |
FeS2 + 2 H2SO4 = FeS + 3 SO2 + 2 H2O
K2SO3 + HCl = KCl + SO3 + H2 =>
K2SO3 + 2 HCl = 2 KCl + SO3 + H2
C19H16O + HBr = C19H15Br + H2O =>
C19H16O + HBr = C19H15Br + H2O
CuO + Fe = Cu + Fe3O4 =>
4 CuO + 3 Fe = 4 Cu + Fe3O4
(CH)4 + O2 = CO2 + H2O =>
(CH)4 + 5 O2 = 4 CO2 + 2 H2O
K4[Fe(CN)6] + Fe(OH)3 = Fe4[Fe(CN)6]3 + KOH =>
3 K4[Fe(CN)6] + 4 Fe(OH)3 = Fe4[Fe(CN)6]3 + 12 KOH
Pb(SCN)2 + KClO3 = PbO + SO2 + CO2 + NO2 + KCl =>
3 Pb(SCN)2 + 13 KClO3 = 3 PbO + 6 SO2 + 6 CO2 + 6 NO2 + 13 KCl
Pt + Cl2 + NH3 = PtCl2(NH3)2 =>
Pt + Cl2 + 2 NH3 = PtCl2(NH3)2
C2H4 + HCl = C2ClH3 + H2 =>
C2H4 + HCl = C2ClH3 + H2
FeH + HCl = FeCl + H2 =>
FeH + HCl = FeCl + H2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
ICI + H2 = I2 + HCI =>
2 ICI + H2 = I2 + 2 HCI
HCl(aq) + NiS(s) = H2S + NiCl2 =>
2 HCl(aq) + NiS(s) = H2S + NiCl2
B2H2 + H2O = H3BO3 + H2 =>
B2H2 + 6 H2O = 2 H3BO3 + 4 H2
Pb(C2H3O2)4 + Na2S = PbS2 + NaC2H3O2 =>
Pb(C2H3O2)4 + 2 Na2S = PbS2 + 4 NaC2H3O2
BaCl2 + Na2(CO3) = NaCl2 + Ba2(CO3) =>
2 BaCl2 + Na2(CO3) = 2 NaCl2 + Ba2(CO3)
C6H5OHNaOH = C6H5ONa + H2O =>
C6H5OHNaOH = C6H5ONa + H2O
PbSO4 + (NH4)2S = PbS + H2SO4 + NH3 =>
PbSO4 + (NH4)2S = PbS + H2SO4 + 2 NH3
Cu(NO3)2 + CuI = Cu2 + I(NO3)2 =>
Cu(NO3)2 + CuI = Cu2 + I(NO3)2
NaOH + CO2 = NaHCO3 =>
NaOH + CO2 = NaHCO3
KNO2 + KI + H2SO4 = I2 + K2SO4 + NO + H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 K2SO4 + 2 NO + 2 H2O
CrCl2 + Na2CO3 = CrCO3 + Na2Cl2 =>
CrCl2 + Na2CO3 = CrCO3 + Na2Cl2
HNO3 + KOH = KOHHNO3 =>
HNO3 + KOH = KOHHNO3
C5H5MgBr + FeCl3 = C10H10Fe + C10H8 + MgBr2 + MgCl2 + HCl =>
10 C5H5MgBr + 4 FeCl3 = 4 C10H10Fe + C10H8 + 5 MgBr2 + 5 MgCl2 + 2 HCl
Al + MgO = Al2O3 + Mg =>
2 Al + 3 MgO = Al2O3 + 3 Mg
Zn(NO3)2 + (NH4)2SO4 = ZnSO4 + NH4NO3 =>
Zn(NO3)2 + (NH4)2SO4 = ZnSO4 + 2 NH4NO3
AsCl3 + MgSO4 = MgCl2 + As2(SO4)3 =>
2 AsCl3 + 3 MgSO4 = 3 MgCl2 + As2(SO4)3
AgNO3 + HI = AgHI + NO3 =>
AgNO3 + HI = AgHI + NO3
KMnO4 + FeX4 + H2X4 = K2X4 + MnX4 + H2O + Fe2(X4)3 =>
2 KMnO4 + 10 FeX4 + 8 H2X4 = K2X4 + 2 MnX4 + 8 H2O + 5 Fe2(X4)3
O2 + Fe + HCl = FeCl2 + H2O =>
O2 + 2 Fe + 4 HCl = 2 FeCl2 + 2 H2O
CuSO4 + NaOH + CH3CHO = CH3COONa + Cu2O + Na2SO4 + H2O =>
2 CuSO4 + 5 NaOH + CH3CHO = CH3COONa + Cu2O + 2 Na2SO4 + 3 H2O
FeCl2 + Ca(OH)2 = Fe(OH)2 + CaCl2 =>
FeCl2 + Ca(OH)2 = Fe(OH)2 + CaCl2
Ba(OH)2(aq) + Na2SO4(aq) = BaSO4 + NaOH =>
Ba(OH)2(aq) + Na2SO4(aq) = BaSO4 + 2 NaOH
C22H46(l) + O2(g) = CO(g) + H2O(g) =>
2 C22H46(l) + 45 O2(g) = 44 CO(g) + 46 H2O(g)
MnS + HNO3 = Mn(NO3)2 + H2S =>
MnS + 2 HNO3 = Mn(NO3)2 + H2S
SnI2 + H2SO4 + KMnO4 = MnSO4 + Sn(SO4)2 + H2O + KIO2 =>
SnI2 + 4 H2SO4 + 2 KMnO4 = 2 MnSO4 + Sn(SO4)2 + 4 H2O + 2 KIO2
FeS + NH4NO3 = Fe(NO3)3 + Fe(HS)3 + N2 + H2O =>
6 FeS + 33 NH4NO3 = 4 Fe(NO3)3 + 2 Fe(HS)3 + 27 N2 + 63 H2O
Na2CO3 + H2O + CaO = NaOH + CaCO3 =>
Na2CO3 + H2O + CaO = 2 NaOH + CaCO3
Na3Po4(aq) + CoCl2(aq) = Co3(Po4)2(s) + NaCl(aq) =>
2 Na3Po4(aq) + 3 CoCl2(aq) = Co3(Po4)2(s) + 6 NaCl(aq)
CaSO3 + NaOH + CO2 = CaCO3(s) + H2O + Na2SO3 =>
CaSO3 + 2 NaOH + CO2 = CaCO3(s) + H2O + Na2SO3
TiCl4 + NH3 + H2 = TiN + NH4Cl =>
2 TiCl4 + 10 NH3 + H2 = 2 TiN + 8 NH4Cl
Hg2C2O4 + H2O = H2C2O5 + Hg =>
Hg2C2O4 + H2O = H2C2O5 + 2 Hg
I + NH4F = NH4I + F =>
I + NH4F = NH4I + F
As2S3 + Fe(OH)3 = Fe2S3 + As(OH)3 =>
As2S3 + 2 Fe(OH)3 = Fe2S3 + 2 As(OH)3
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
Cr(ClO4)3 + K2CO3 = KClO4 + Cr2(CO3)3 =>
2 Cr(ClO4)3 + 3 K2CO3 = 6 KClO4 + Cr2(CO3)3
(NH4)Cl + Ag(NO3) = NH4(NO3) + AgCl =>
(NH4)Cl + Ag(NO3) = NH4(NO3) + AgCl
Zn(NO3)2 + NaOH = Zn(OH)2 + Na + NO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 Na + 2 NO3
BrO3 + Sb3 = Br + SbO =>
BrO3 + Sb3 = Br + 3 SbO
CuCl2 + ZnO = ZnCl2 + CuO =>
CuCl2 + ZnO = ZnCl2 + CuO
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