| Équations équilibrées la veille |
12 K + P4 + 8 O2 = 4 K3PO4
Au2S + HCl + HNO3 = AuCl + H2O + NO2 + H2SO4 =>
Au2S + 2 HCl + 8 HNO3 = 2 AuCl + 4 H2O + 8 NO2 + H2SO4
CH3COOCl + NaOH = CH4 + NaCl + CO2 + O2 =>
2 CH3COOCl + 2 NaOH = 2 CH4 + 2 NaCl + 2 CO2 + O2
NaHCO3 + HCl = Na2HCO3 + H2O + CO2 + Cl2 =>
4 NaHCO3 + 2 HCl = 2 Na2HCO3 + 2 H2O + 2 CO2 + Cl2
Sc2(Cr2O7)3 + BaCl2 = BaCr2O7 + ScCl3 =>
Sc2(Cr2O7)3 + 3 BaCl2 = 3 BaCr2O7 + 2 ScCl3
Na2S + S = NaS =>
Na2S + S = 2 NaS
C8H9NO2 + NaOH = C6H6NONa + CH2O =>
C8H9NO2 + NaOH = C6H6NONa + 2 CH2O
Cr(s) + FeSO4(aq) = Cr2(SO4)3(aq) + Fe(s) =>
2 Cr(s) + 3 FeSO4(aq) = Cr2(SO4)3(aq) + 3 Fe(s)
H3C6H5O7 + NaOH = Na + C6H5O73 + H2O =>
H3C6H5O7 + 135 NaOH = 135 Na + C6H5O73 + 69 H2O
Fe(NO3)2 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe(NO3)2 + 4 HNO3 = 3 Fe(NO3)3 + NO + 2 H2O
CH3C2H4CH3 + O2 = H2O + CO2 =>
2 CH3C2H4CH3 + 13 O2 = 10 H2O + 8 CO2
SO4{-2} + NH3 = SO3{2-} + N2 + H2O =>
3 SO4{-2} + 2 NH3 = 3 SO3{2-} + N2 + 3 H2O
FeS2 + K = K2S + Fe =>
FeS2 + 4 K = 2 K2S + Fe
CH2S + H2 = CH3SH =>
CH2S + H2 = CH3SH
C11100H33500O7600N346S142 + O2 = CO + H2 + N2 + SO2 =>
C11100H33500O7600N346S142 + 1892 O2 = 11100 CO + 16750 H2 + 173 N2 + 142 SO2
Cu(NH3)4SO4 + C2H6O = Cu(NH3)4SO4*H2O + CH2 =>
Cu(NH3)4SO4 + C2H6O = Cu(NH3)4SO4*H2O + 2 CH2
Fe2(C2O4)3 = Fe(C2O4) + CO2 =>
Fe2(C2O4)3 = 2 Fe(C2O4) + 2 CO2
Na2S + O3 + HCl = NaCl + H2O + SO2 =>
Na2S + O3 + 2 HCl = 2 NaCl + H2O + SO2
ZnO + HICl = ZnIICl2 + H2O =>
ZnO + 2 HICl = ZnIICl2 + H2O
Fe + PbCl2 = FeCl3 + Pb =>
2 Fe + 3 PbCl2 = 2 FeCl3 + 3 Pb
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
V2(CrO4)5 + NaOH = Na2CrO4 + V(OH)5 =>
V2(CrO4)5 + 10 NaOH = 5 Na2CrO4 + 2 V(OH)5
HCl + Be(OH)2 = BeCl2 + H(OH) =>
2 HCl + Be(OH)2 = BeCl2 + 2 H(OH)
H2SO4 + AlBr3 = HBr + Al2(SO4)3 =>
3 H2SO4 + 2 AlBr3 = 6 HBr + Al2(SO4)3
FeCO3(aq) + Na(s) = Na(CO3)2(aq) + Fe(s) =>
2 FeCO3(aq) + Na(s) = Na(CO3)2(aq) + 2 Fe(s)
FeSO4 + KSCl = FeKS + SO4Cl =>
FeSO4 + KSCl = FeKS + SO4Cl
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
CaCl2(aq) + KNO3(aq) = CaNO3 + KCl2 =>
CaCl2(aq) + KNO3(aq) = CaNO3 + KCl2
Na2SO4 + HCl = NaHSO4 + NaCl =>
Na2SO4 + HCl = NaHSO4 + NaCl
K2MnO4 + KOH + NO2 = Mn(OH)2 + KNO3 =>
K2MnO4 + 2 KOH + 4 NO2 = Mn(OH)2 + 4 KNO3
CuCl2 + Mg = MgCl2 + Cu(ii) =>
CuCl2 + Mg = MgCl2 + Cu(ii)
Fe2 + NaCl = Fe2Cl + Na =>
Fe2 + NaCl = Fe2Cl + Na
P + KI = PI3 + K =>
P + 3 KI = PI3 + 3 K
SODIUMCARBONATE + AMMONIUMACETATE = SODIUMACETATE + AMMONIUMCARBOANTE =>
SODIUMCARBONATE + AMMONIUMACETATE = SODIUMACETATE + AMMONIUMCARBOANTE
S + Cl2 + O2 = SCl2O =>
2 S + 2 Cl2 + O2 = 2 SCl2O
Al + HCl = AlClH =>
Al + HCl = AlClH
CaHPO4H2O + NaOH = Na2HPO4*H2O + Ca(OH)2 =>
CaHPO4H2O + 2 NaOH = Na2HPO4*H2O + Ca(OH)2
NaBiO3 + H{+} + e = Na{+} + Bi{3+} + H2O =>
NaBiO3 + 6 H{+} + 2e = Na{+} + Bi{3+} + 3 H2O
NH4Br = NH4 + Br =>
NH4Br = NH4 + Br
KMnO4 + CH3COCH2COCH3 = Mn(C5H7O2)3 + CO2 + H2O + KOH =>
6 KMnO4 + 19 CH3COCH2COCH3 = 6 Mn(C5H7O2)3 + 5 CO2 + 10 H2O + 6 KOH
Se + F = SeF4 =>
Se + 4 F = SeF4
CoI3 + O2 = Co2O3 + OI2 =>
2 CoI3 + 3 O2 = Co2O3 + 3 OI2
Cr(OH)3 + IO3{-} + OH{-} = Cr2O7{2-} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 2 OH{-} = Cr2O7{2-} + I{-} + 4 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
B2O3(s) + HF(aq) = BF3(g) + H2O =>
B2O3(s) + 6 HF(aq) = 2 BF3(g) + 3 H2O
HgSO4 + Cu = Cu(SO4)2 + Hg =>
2 HgSO4 + Cu = Cu(SO4)2 + 2 Hg
Ti2S3 + O2 = Ti + SO2 =>
Ti2S3 + 3 O2 = 2 Ti + 3 SO2
LiBr + Co(SO3)2 = Li(SO3)2 + CoBr =>
LiBr + Co(SO3)2 = Li(SO3)2 + CoBr
GaS + ClO = GaO + ClS =>
GaS + ClO = GaO + ClS
Cl2 + NH3 = HCl + N3 =>
9 Cl2 + 6 NH3 = 18 HCl + 2 N3
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