Équations équilibrées la veille |
CH4 + 2 O2 = 2 H2O + CO2
Fe3O4 + Al0 = FeO + Al2O3 =>
3 Fe3O4 + 2 Al0 = 9 FeO + Al2O3
HBr + Be(OH) = BeBr + H2O =>
HBr + Be(OH) = BeBr + H2O
CaI2 + Fe = CaFe + I =>
CaI2 + Fe = CaFe + 2 I
CN + NaClO = CO2 + N2 + NaCl =>
2 CN + 4 NaClO = 2 CO2 + N2 + 4 NaCl
Na2O + HOH = NaOH = H2O =>
Na2O + HOH = 2 NaOH
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + Na2SO4 + KSO3 + H2O =>
KMnO4 + 3 Na2SO3 + 2 H2SO4 = MnSO4 + 3 Na2SO4 + KSO3 + 2 H2O
NF3N2 = NF =>
NF3N2 = 3 NF
Sulfuricacid + magnesium = magnesiumsulfate + hydrogen =>
H2SO4 + Mg = MgSO4 + H2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Mg3N2 + Sc2O3 = MgO + ScN =>
Mg3N2 + Sc2O3 = 3 MgO + 2 ScN
H{+} + Al2(CO3)3 = Al{3+} + CO2 + H2O =>
6 H{+} + Al2(CO3)3 = 2 Al{3+} + 3 CO2 + 3 H2O
MgO + H3PO3 = Mg(PO2)2 + H2O =>
MgO + 2 H3PO3 = Mg(PO2)2 + 3 H2O
P + L = PL =>
P + L = PL
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
ZnS + HNO3 = ZnSO4 + NO2 + H2O =>
ZnS + 8 HNO3 = ZnSO4 + 8 NO2 + 4 H2O
NaHSO4KOH = KNaSO4H2O =>
NaHSO4KOH = KNaSO4H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Li2Cr2O7 + Pb3(PO4)4 = Li3PO4 + Pb(Cr2O7)2 =>
6 Li2Cr2O7 + Pb3(PO4)4 = 4 Li3PO4 + 3 Pb(Cr2O7)2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
NaCl(s) + H2SO4 = NaHSO4 + HCl =>
NaCl(s) + H2SO4 = NaHSO4 + HCl
H60 = H9 =>
3 H60 = 20 H9
Al + C = AlC2 =>
Al + 2 C = AlC2
COCl2 + NaOH = COOH + Na + Cl2 =>
COCl2 + NaOH = COOH + Na + Cl2
Al + Na2CO3 + H2O = NaAl(OH)4 + NaHCO3 + H2 =>
2 Al + 2 Na2CO3 + 8 H2O = 2 NaAl(OH)4 + 2 NaHCO3 + 3 H2
HCOOH + CaO = (HCOO)2Ca + H2O =>
2 HCOOH + CaO = (HCOO)2Ca + H2O
Cr6 = Cr3 =>
Cr6 = 2 Cr3
AsO3 + NO3 = AsO4 + N2O3 =>
3 AsO3 + 2 NO3 = 3 AsO4 + N2O3
C2H5COOHC2H5OH = C2H5COOC2H5H2O =>
C2H5COOHC2H5OH = C2H5COOC2H5H2O
Au(CN)2 + Zn = Au + C2N2Zn =>
Au(CN)2 + Zn = Au + C2N2Zn
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C2H4 + HCl = C2H5Cl =>
C2H4 + HCl = C2H5Cl
CuSO4 + NaI = CuI2 + Na2SO4 =>
CuSO4 + 2 NaI = CuI2 + Na2SO4
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
HNO3 + Be(OH)2 = Be(NO3)2 + HOH =>
2 HNO3 + Be(OH)2 = Be(NO3)2 + 2 HOH
NaCr2 + NaClO + H2O = Na2Cr2O7 + NaOH + Cl2 =>
2 NaCr2 + 26 NaClO + 12 H2O = 2 Na2Cr2O7 + 24 NaOH + 13 Cl2
MgF2 + HCl = H2F2 + MgCl2 =>
MgF2 + 2 HCl = H2F2 + MgCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
KF + HNO3 = KNO3 + FH =>
KF + HNO3 = KNO3 + FH
N2O5 + Na2O = NaNO3 =>
N2O5 + Na2O = 2 NaNO3
KOH + CuO = Cu(OH)2 + K2O =>
2 KOH + CuO = Cu(OH)2 + K2O
NiCl2 + PPh3 = NiCl2(PPh3)2 =>
NiCl2 + 2 PPh3 = NiCl2(PPh3)2
Zn0987V0013O10195 + HCl = H2O + ZnCl2 + O + VCl5 =>
2 Zn0987V0013O10195 + 4078 HCl = 2039 H2O + 1974 ZnCl2 + 18351 O + 26 VCl5
Cu(OH)2 + Na2O = CuO + NaOH =>
Cu(OH)2 + Na2O = CuO + 2 NaOH
MgSO4 + Bi = Bi2(SO4)5 + Mg =>
5 MgSO4 + 2 Bi = Bi2(SO4)5 + 5 Mg
Ge + HNO3 + HCl = H2GeCl6 + NO + H2O =>
3 Ge + 4 HNO3 + 18 HCl = 3 H2GeCl6 + 4 NO + 8 H2O
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