Équations équilibrées la veille |
Na2H2C2O6 = Na2CO3 + H2O + CO2
Pb3O4 = Pb + O2 =>
Pb3O4 = 3 Pb + 2 O2
Ca(NO3)2(aq) + Na3PO4(aq) = Ca3(PO4)2(s) + Na(NO3)(aq) =>
3 Ca(NO3)2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2(s) + 6 Na(NO3)(aq)
H2SiF2 + H2O = SiO2 + HF + H2 =>
H2SiF2 + 2 H2O = SiO2 + 2 HF + 2 H2
CH3CH3NH2 + HCl = CH3CH3NH3 + Cl =>
CH3CH3NH2 + HCl = CH3CH3NH3 + Cl
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Al(s) + O2(g) = Al2O3 =>
4 Al(s) + 3 O2(g) = 2 Al2O3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe + Cu3(AsO4)2 = Fe3(AsO4)2 + Cu =>
3 Fe + Cu3(AsO4)2 = Fe3(AsO4)2 + 3 Cu
Pb(NO3)2 + Mg(OH)2 = Pb(OH)2 + Mg(NO3)2 =>
Pb(NO3)2 + Mg(OH)2 = Pb(OH)2 + Mg(NO3)2
CoCl4 + H2O = Co(H2O)4 + Cl =>
CoCl4 + 4 H2O = Co(H2O)4 + 4 Cl
K2Cr2O7(aq) + CH3CH2OH(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + K2SO4(aq) + CH3COOH(aq) + H2O =>
2 K2Cr2O7(aq) + 3 CH3CH2OH(aq) + 8 H2SO4(aq) = 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 3 CH3COOH(aq) + 11 H2O
Mg5(CO3)4(OH)24H2O + H = Mg + CO3 + H2O =>
Mg5(CO3)4(OH)24H2O + 24 H = 5 Mg + 4 CO3 + 25 H2O
Na2S2O3 + KMnO4 + KOH = K2SO4 + K2MnO4 + Na2SO4 + H2O =>
Na2S2O3 + 8 KMnO4 + 10 KOH = K2SO4 + 8 K2MnO4 + Na2SO4 + 5 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ca3(PO4)2 + CsOH = Ca(OH)2 + Cs3(PO4) =>
Ca3(PO4)2 + 6 CsOH = 3 Ca(OH)2 + 2 Cs3(PO4)
Ca(OH)2 + CH3CH2COOH = Ca(CH3CH2COO)2 + H2O =>
Ca(OH)2 + 2 CH3CH2COOH = Ca(CH3CH2COO)2 + 2 H2O
Zn(OH)2 + BaCI2 = ZnCI2 + Ba(OH)2 =>
Zn(OH)2 + BaCI2 = ZnCI2 + Ba(OH)2
Cu + ZnSO4 = Cu(SO4)3 + Zn =>
Cu + 3 ZnSO4 = Cu(SO4)3 + 3 Zn
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Al2O2 + HCl = Al2O2HCl =>
Al2O2 + HCl = Al2O2HCl
CH4 + CO2 = HCO2CH3 =>
CH4 + CO2 = HCO2CH3
Mg + Fe(NO3)3 = Mg(NO3)2 + Fe =>
3 Mg + 2 Fe(NO3)3 = 3 Mg(NO3)2 + 2 Fe
S4 + AuCl3 + H2O = Au + SO3 + HCl =>
S4 + 8 AuCl3 + 12 H2O = 8 Au + 4 SO3 + 24 HCl
KCrO2 + I2 + KOH = K2CrO4 + KI + H2O =>
2 KCrO2 + 3 I2 + 8 KOH = 2 K2CrO4 + 6 KI + 4 H2O
NaOH(Ac) + K2CO3(Ac) = Na2CO3(Ac) + KOH(Ac) =>
2 NaOH(Ac) + K2CO3(Ac) = Na2CO3(Ac) + 2 KOH(Ac)
SO3 + H2O = SO2 + H2O2 =>
SO3 + H2O = SO2 + H2O2
P + HNO3 = P2O5 + HNO2 =>
2 P + 5 HNO3 = P2O5 + 5 HNO2
Ba(HSO3)2 + H2SO4 = BaSO4 + H2SO3 =>
Ba(HSO3)2 + H2SO4 = BaSO4 + 2 H2SO3
MgCO3 + Ca(OH)2 = CaCO3 + Mg(OH)2 =>
MgCO3 + Ca(OH)2 = CaCO3 + Mg(OH)2
F + KOH = KF + H2O + O2 =>
4 F + 4 KOH = 4 KF + 2 H2O + O2
Sb2O + H2O = H2Sb2O2 =>
Sb2O + H2O = H2Sb2O2
LiNO3 + Ag = AgNO3 + Li =>
LiNO3 + Ag = AgNO3 + Li
[Ag(NH3)2]{+} + NaOH = Ag2O + Na{+} + NH3 + H2O =>
2[Ag(NH3)2]{+} + 2 NaOH = Ag2O + 2 Na{+} + 4 NH3 + H2O
C3H8O3 + K2FeO4 = CO2 + H2O + K2O + Fe2O3 =>
3 C3H8O3 + 14 K2FeO4 = 9 CO2 + 12 H2O + 14 K2O + 7 Fe2O3
CuO + KO2 = KCuO2 + O2 =>
2 CuO + 2 KO2 = 2 KCuO2 + O2
Al2(SO4)3 + Na2SO3 + H2O = Al(OH)3 + SO2 + Na2SO4 =>
Al2(SO4)3 + 3 Na2SO3 + 3 H2O = 2 Al(OH)3 + 3 SO2 + 3 Na2SO4
C2H2 + O2 = CO2 + H2H2O2 = H2O + O2 =>
2 C2H2 + 5 O2 = 4 CO2 + H2H2O2
C2H5OH + K2Cr2O7 + H2SO4 = CH3CHO + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
HOOC(CH2)2CH(NH2)COOH + O2 = CO2 + H2O + N2 =>
4 HOOC(CH2)2CH(NH2)COOH + 21 O2 = 20 CO2 + 18 H2O + 2 N2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
O2 + H2S = H2O + SO2 =>
3 O2 + 2 H2S = 2 H2O + 2 SO2
CaCl2 + MnSO4 = CaSO4 + MnCl2 =>
CaCl2 + MnSO4 = CaSO4 + MnCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Li2SO4(aq) + Pb(C2H3O2)2 = LiC2H3O2 + PbSO4 =>
Li2SO4(aq) + Pb(C2H3O2)2 = 2 LiC2H3O2 + PbSO4
Ba(C2H3O2)2 + (NH4)3PO4 = Ba3(PO4)2 + NH4(C2H3O2) =>
3 Ba(C2H3O2)2 + 2(NH4)3PO4 = Ba3(PO4)2 + 6 NH4(C2H3O2)
NH4HSO3 + NaOH = Na2SO3 + H2O + NH3 =>
NH4HSO3 + 2 NaOH = Na2SO3 + 2 H2O + NH3
CaCl2 + H3PO4 = Ca3(PO4)2 + HCl =>
3 CaCl2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCl
Ca(OH)2 + HCl = CaCl2 + HOH1 =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 HOH1
K2SO4 + H3PO4 = K3PO4 + H2SO4 =>
3 K2SO4 + 2 H3PO4 = 2 K3PO4 + 3 H2SO4
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