| Équations équilibrées la veille |
K2CrO4 + CuSO4 = K2SO4 + Cu + CrO4
H2C2O4 = CO + CO2 + H2O =>
H2C2O4 = CO + CO2 + H2O
C6H5NH2 + H3O = C6H5NH3 + OH =>
2 C6H5NH2 + H3O = 2 C6H5NH3 + OH
CO2 + H2O = C4H9O2 + O =>
8 CO2 + 9 H2O = 2 C4H9O2 + 21 O
Cr2S3 + HCl = CrCl2 + Cl2 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl2 + Cl2 + 3 H2S
CaSO4 = CaS + O2 =>
CaSO4 = CaS + 2 O2
Au + H2SO3 = Au2(SO3)3 + H2 =>
2 Au + 3 H2SO3 = Au2(SO3)3 + 3 H2
Na3(PO4) + Zn(SO4) = Zn3(PO4)2 + Na2(SO4) =>
2 Na3(PO4) + 3 Zn(SO4) = Zn3(PO4)2 + 3 Na2(SO4)
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)2(aq) + Fe(s) =>
3 Ca(s) + 2 Fe(NO3)3(aq) = 3 Ca(NO3)2(aq) + 2 Fe(s)
Cu(OH)2 + Ca3(PO4)2 = Cu3(PO4)2 + Ca(OH)2 =>
3 Cu(OH)2 + Ca3(PO4)2 = Cu3(PO4)2 + 3 Ca(OH)2
NH4NO3 + H2SO4 = NO2 + (NH4)2SO4 + H2 =>
4 NH4NO3 + H2SO4 = 6 NO2 + (NH4)2SO4 + 5 H2
MgCO3 + H2SO4 = MgSO4CO2 + H2O =>
MgCO3 + H2SO4 = MgSO4CO2 + H2O
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
AgC2H3O2(aq) + KCl(aq) = AgCl(s) + KCH3CO2(aq) =>
AgC2H3O2(aq) + KCl(aq) = AgCl(s) + KCH3CO2(aq)
C6H6 = C + H3 =>
C6H6 = 6 C + 2 H3
CaSO4 = Ca + SO4 =>
CaSO4 = Ca + SO4
CaSO4 = CaO + SO2 + O2 =>
2 CaSO4 = 2 CaO + 2 SO2 + O2
Cl + SnSO4 = Sn(SO4)2 + SnCl2 =>
2 Cl + 2 SnSO4 = Sn(SO4)2 + SnCl2
NCl3 = Cl2 + N2 =>
2 NCl3 = 3 Cl2 + N2
C7H6(NO2)3 + H2O = HNO3 + C7H9 =>
C7H6(NO2)3 + 3 H2O = 3 HNO3 + C7H9
H2Co3 + NaAl(OH)4 = Na2Co3 + Al2O3 + H2O =>
H2Co3 + 2 NaAl(OH)4 = Na2Co3 + Al2O3 + 5 H2O
Cu3FeS4 + O2 = CuO + SO2 + Fe2O3 =>
4 Cu3FeS4 + 25 O2 = 12 CuO + 16 SO2 + 2 Fe2O3
EtNO2 + Al + KOH + H2O = KAl(OH)4 + EtNH2 =>
EtNO2 + 2 Al + 2 KOH + 4 H2O = 2 KAl(OH)4 + EtNH2
CrO3 = Cr + O3 =>
CrO3 = Cr + O3
FeCl3 + SO2 + H2O = FeCl2 + H2SO4 + HCl =>
2 FeCl3 + SO2 + 2 H2O = 2 FeCl2 + H2SO4 + 2 HCl
(C3)(H8)(O3) = (CO2) + (CH4) + (H)2 =>
2(C3)(H8)(O3) = 3(CO2) + 3(CH4) + 2(H)2
PCl4 + Cl2 + P4O10 = POCl3 =>
6 PCl4 + 3 Cl2 + P4O10 = 10 POCl3
H{+}(aq) + Zn(s) = Zn2{+} + H2(g) =>
2 H{+}(aq) + 4 Zn(s) = 2 Zn2{+} + H2(g)
H2C2O4 = CO + CO2 + H2O =>
H2C2O4 = CO + CO2 + H2O
C2H2(aq) + O2(g) = H2O(l) + CO2(g) =>
2 C2H2(aq) + 5 O2(g) = 2 H2O(l) + 4 CO2(g)
H2SO4 + NaOH = H2 + O2 + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2 + O2 + Na2SO4
Cu(s) + Mg(NO3)2(aq) = Mg(s) + Cu(NO3)2(aq) =>
Cu(s) + Mg(NO3)2(aq) = Mg(s) + Cu(NO3)2(aq)
KBrO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + KBr + H2O =>
KBrO3 + 6 FeSO4 + 3 H2SO4 = 3 Fe2(SO4)3 + KBr + 3 H2O
AgNO3 + NH2NH2H2O = Ag + HNO3 + NH3 =>
2 AgNO3 + 3 NH2NH2H2O = 2 Ag + 3 HNO3 + 5 NH3
H3C6H5O7 + NaOH = H2O + NaH2C6H5O7 =>
H3C6H5O7 + NaOH = H2O + NaH2C6H5O7
Na2SO4(l) + BaCl2(l) = BaSO4(s) + NaCl(l) =>
Na2SO4(l) + BaCl2(l) = BaSO4(s) + 2 NaCl(l)
NaOHAgNO3 = NaNO3OHAg =>
NaOHAgNO3 = NaNO3OHAg
Zn(NO3)2 + Ca(OH)2 = Ca(NO3)2 + Zn(OH)2 =>
Zn(NO3)2 + Ca(OH)2 = Ca(NO3)2 + Zn(OH)2
KI + H2O = KIOH + H2 =>
2 KI + 2 H2O = 2 KIOH + H2
H5IO6 = I2O5 + H2O + O2 =>
2 H5IO6 = I2O5 + 5 H2O + O2
PtBr + Cl2 = PtCl4 + Br =>
PtBr + 2 Cl2 = PtCl4 + Br
C51H102 + O2 = CO2 + H24 =>
4 C51H102 + 204 O2 = 204 CO2 + 17 H24
As + KClO + KOH = K2AsO4 + KCl + H2O =>
As + 3 KClO + 2 KOH = K2AsO4 + 3 KCl + H2O
H2PbCl6 + KOH = KCl + PbO2 + H2O =>
H2PbCl6 + 6 KOH = 6 KCl + PbO2 + 4 H2O
HCO2Na + H2O = H3O + CO2Na =>
HCO2Na + H2O = H3O + CO2Na
C3HO6 + O2 = CO2 + H2O =>
4 C3HO6 + O2 = 12 CO2 + 2 H2O
HBrO + Al = Al(BrO)3 + H2 =>
6 HBrO + 2 Al = 2 Al(BrO)3 + 3 H2
Sb2S5 + (NH4)3PO4 = (NH4)2S + Sb3(PO4)5 =>
3 Sb2S5 + 10(NH4)3PO4 = 15(NH4)2S + 2 Sb3(PO4)5
BH4{-} + BF3O(C2H5)2 = B3H8{-} + H2 + O(C2H5)2 + BF4{-} =>
5 BH4{-} + 4 BF3O(C2H5)2 = 2 B3H8{-} + 2 H2 + 4 O(C2H5)2 + 3 BF4{-}
FeCl3*12H2O + CaCO3 = Fe(OH)3 + CaCl2*6H2O + CO2 + H2O =>
2 FeCl3*12H2O + 3 CaCO3 = 2 Fe(OH)3 + 3 CaCl2*6H2O + 3 CO2 + 3 H2O
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