Équations équilibrées la veille |
NaHCO3 + CH3CO2H = NaCH3CO2 + H2O + CO2
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
Pb(aq) + K2CrO4(aq) = PbCrO4(s) + K2 =>
Pb(aq) + K2CrO4(aq) = PbCrO4(s) + K2
Pb(CH3COO)2PbOH2O = Pb(OH)CH3COO =>
Pb(CH3COO)2PbOH2O = 2 Pb(OH)CH3COO
K5 + O2 = K2O =>
4 K5 + 5 O2 = 10 K2O
LiH + AlCl3 = LiAlH4 + LiCl =>
4 LiH + AlCl3 = LiAlH4 + 3 LiCl
HF + NaF = NaH + F =>
HF + NaF = NaH + 2 F
NaHSO4 + Ca(OH)2 = Na2SO4 + H2O + CaSO4 =>
2 NaHSO4 + Ca(OH)2 = Na2SO4 + 2 H2O + CaSO4
FeCuSO4 = FeSO4Cu =>
FeCuSO4 = FeSO4Cu
Na2CO3(s) + HCl(aq) = NaCl(s) + CO2(g) + H2O =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(s) + CO2(g) + H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
NaOH + HCl = HOH + NaCl =>
NaOH + HCl = HOH + NaCl
Cs2SO3(aq) + HBr(aq) = CsBr(aq) + H2O(l) + SO2(g) =>
Cs2SO3(aq) + 2 HBr(aq) = 2 CsBr(aq) + H2O(l) + SO2(g)
NaNO3 + HCl = HNO3 + NaCl =>
NaNO3 + HCl = HNO3 + NaCl
MnSO4 + Br2 + Na2SO4 + K2SO4 + H2O = KMnO4 + NaBr + H2SO4 =>
2 MnSO4 + 5 Br2 + 5 Na2SO4 + K2SO4 + 8 H2O = 2 KMnO4 + 10 NaBr + 8 H2SO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CaCl2 + Na(C17H35COO) = Ca(C17H35COO)2 + NaCl =>
CaCl2 + 2 Na(C17H35COO) = Ca(C17H35COO)2 + 2 NaCl
FeCuSO4 = CuFeSO4 =>
FeCuSO4 = CuFeSO4
KIO3 + H2O = KI + H2O2 =>
KIO3 + 3 H2O = KI + 3 H2O2
Na3PO4 + HOH = NaOH + H3PO4 =>
Na3PO4 + 3 HOH = 3 NaOH + H3PO4
SnC2O4 + HCl = H2C2O4 + SnCl2 =>
SnC2O4 + 2 HCl = H2C2O4 + SnCl2
NH3(aq) + H2SO4(dil) = (NH4)2SO4(aq) =>
2 NH3(aq) + H2SO4(dil) = (NH4)2SO4(aq)
ZnO + Ca(OH)2 = Zn(OH)2 + CaO =>
ZnO + Ca(OH)2 = Zn(OH)2 + CaO
Fe3O4 + Al = Al2O3 + Fe9 =>
3 Fe3O4 + 8 Al = 4 Al2O3 + Fe9
HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l) =>
HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l)
AlCl3 + H2SO4 = Al2S3O12 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2S3O12 + 6 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
CoS + O4 = CoSO4 =>
CoS + O4 = CoSO4
Sn3(BO3)4 = Sn + B + O2 =>
Sn3(BO3)4 = 3 Sn + 4 B + 6 O2
K2SO4 + K2S = K2SO3 =>
3 K2SO4 + K2S = 4 K2SO3
Al3 + OH = Al(OH)3 =>
Al3 + 9 OH = 3 Al(OH)3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Ag2S + HCl = AgCl + H2S =>
Ag2S + 2 HCl = 2 AgCl + H2S
Mo2O5 = Mo + O2 =>
2 Mo2O5 = 4 Mo + 5 O2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + Z = FeZ =>
Fe + Z = FeZ
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
V + O2 = V2O5 =>
4 V + 5 O2 = 2 V2O5
K2Cr2O7 + Cu(NO3)2 = K2(NO3)2 + CuCr2O7 =>
K2Cr2O7 + Cu(NO3)2 = K2(NO3)2 + CuCr2O7
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
NO2 + H2(g) = NH3(g) + H2O(g) =>
2 NO2 + 7 H2(g) = 2 NH3(g) + 4 H2O(g)
Na2SO4 + MgCl2 = Na2Cl2 + MgSO4 =>
Na2SO4 + MgCl2 = Na2Cl2 + MgSO4
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
BaN3O6 + BiN3O9 + NaOH = Ba(NO3)2 + H2O + NaBiO3 + NaNO2 =>
4 BaN3O6 + 3 BiN3O9 + 16 NaOH = 4 Ba(NO3)2 + 8 H2O + 3 NaBiO3 + 13 NaNO2
Ca(OH)2 + Na2C2O4 = CaC2O4 + Na(OH) =>
Ca(OH)2 + Na2C2O4 = CaC2O4 + 2 Na(OH)
NO3{-} + H{+} + C6H11O = CO2 + H2O + N2 =>
66 NO3{-} + 66 H{+} + 10 C6H11O = 60 CO2 + 88 H2O + 33 N2
Ba(NO3)2 + (NH4)2CO3 = BaCO3 + NH4NO3 =>
Ba(NO3)2 + (NH4)2CO3 = BaCO3 + 2 NH4NO3
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