| Équations équilibrées la veille |
CH4 + N2CI4 = CCI4 + N2 + 2 H2
NH4ReO4 + H2 = Re + H2O + NH3 =>
2 NH4ReO4 + 7 H2 = 2 Re + 8 H2O + 2 NH3
NaClHSO4 = HClNaSO4 =>
NaClHSO4 = HClNaSO4
Fe + H2SO4 = Fe2(SO4)3 + S + H2O =>
2 Fe + 4 H2SO4 = Fe2(SO4)3 + S + 4 H2O
(NH4)3PO4 + CaCl2 = Ca3(PO4)2 + NH4Cl =>
2(NH4)3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NH4Cl
Cr2O3 + Li2SO4 = Cr2(SO4)3 + Li2O =>
Cr2O3 + 3 Li2SO4 = Cr2(SO4)3 + 3 Li2O
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
Cd(NO3)2 + Na2S = CdS + NaNO3 =>
Cd(NO3)2 + Na2S = CdS + 2 NaNO3
C3H6Br2 + Na = C3H6 + NaBr =>
C3H6Br2 + 2 Na = C3H6 + 2 NaBr
KOH(aq) + SrCl2(aq) = Sr(OH)2(s) + KCl(aq) =>
2 KOH(aq) + SrCl2(aq) = Sr(OH)2(s) + 2 KCl(aq)
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
C4H8 + KMnO4 + H2SO4 = HC2H3O2 + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 8 KMnO4 + 12 H2SO4 = 10 HC2H3O2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
NH2OH + Na[Sn(OH)3] + NaOH + H2O = Na2[Sn(OH)6] + NH3 =>
NH2OH + Na[Sn(OH)3] + NaOH + H2O = Na2[Sn(OH)6] + NH3
MnO4{-} + AsO3{3-} + H{+} = Mn{2+} + AsO4{3-} + H2O =>
2 MnO4{-} + 5 AsO3{3-} + 6 H{+} = 2 Mn{2+} + 5 AsO4{3-} + 3 H2O
H2B + NaOH = H3O + NaB =>
H2B + NaOH = H3O + NaB
S8 + KOH = K2S3 + K2S2O3 + H2O =>
S8 + 6 KOH = 2 K2S3 + K2S2O3 + 3 H2O
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
H2S + FeS + CO2 = FeS2 + HCO2H =>
H2S + FeS + CO2 = FeS2 + HCO2H
SiCl4(i) + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4(i) + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
Fe(s) + Cu(NO3)2(aq) = Cu(s) + Fe(NO3)2 =>
Fe(s) + Cu(NO3)2(aq) = Cu(s) + Fe(NO3)2
Eu2O3 + H2SO4 = Eu2(SO4)3 + H2O =>
Eu2O3 + 3 H2SO4 = Eu2(SO4)3 + 3 H2O
(NH4NO2)NH4NO2 = N2 + H2O =>
(NH4NO2)NH4NO2 = 2 N2 + 4 H2O
AgNO3 + H3PO4 = Ag3PO4 + H2O + N2O5 =>
6 AgNO3 + 2 H3PO4 = 2 Ag3PO4 + 3 H2O + 3 N2O5
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
Cu(SO4) + K3PO4 = Cu3(PO4)2 + K2SO4 =>
3 Cu(SO4) + 2 K3PO4 = Cu3(PO4)2 + 3 K2SO4
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
NiS + Ce{+4} + H2O = Ni{+3} + Ce{+3} + SO4{-2} + H{+} =>
NiS + 9 Ce{+4} + 4 H2O = Ni{+3} + 9 Ce{+3} + SO4{-2} + 8 H{+}
NH3 + BaCl2 = Ba3N2 + HCl =>
2 NH3 + 3 BaCl2 = Ba3N2 + 6 HCl
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
CH3OH + O2 = CO2 + HOH =>
2 CH3OH + 3 O2 = 2 CO2 + 4 HOH
CH3OH = CH4 + CO2 + H2O =>
4 CH3OH = 3 CH4 + CO2 + 2 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Al2(SeO4)3 + Sr = Sr(SeO4) + Al =>
Al2(SeO4)3 + 3 Sr = 3 Sr(SeO4) + 2 Al
HCl + KHCO3 = KCl + H2 + HCO3 =>
2 HCl + 2 KHCO3 = 2 KCl + H2 + 2 HCO3
K2Cr2O7 + H2SO4 + KAsO2 = K2SO4 + Cr2(SO4)3 + KH2AsO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 KAsO2 = K2SO4 + Cr2(SO4)3 + 3 KH2AsO4 + H2O
Zn + OH = ZnO2 + H2O =>
Zn + 4 OH = ZnO2 + 2 H2O
O2C3H8 + O2 = CO2 + H2O =>
O2C3H8 + 4 O2 = 3 CO2 + 4 H2O
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 NH3(g) + 2 H2O(l)
Pb3(PO4)4 = Pb + PO4 =>
Pb3(PO4)4 = 3 Pb + 4 PO4
Na2CO3 + Al = Al2(CO3)3 + Na =>
3 Na2CO3 + 2 Al = Al2(CO3)3 + 6 Na
N2O5 + Al = AlO3 + N =>
3 N2O5 + 5 Al = 5 AlO3 + 6 N
Ni + O2 = NiO =>
2 Ni + O2 = 2 NiO
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Cd + NaOH = CdOH + Na =>
Cd + NaOH = CdOH + Na
Co2O3 + H2SO4 = Co2[SO4]3 + H2O =>
Co2O3 + 3 H2SO4 = Co2[SO4]3 + 3 H2O
Bi + O2 = Bi2O5 =>
4 Bi + 5 O2 = 2 Bi2O5
FeH2SO4 = FeSO4 + H2 =>
FeH2SO4 = FeSO4 + H2
(NH4)2SO4(aq) + Ca(OH)2(q) = CaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(q) = CaSO4(s) + 2 NH3(g) + 2 H2O(l)
Cu + HNO3 + H2SO4 = CuSO4 + NO2 + H2O =>
Cu + 2 HNO3 + H2SO4 = CuSO4 + 2 NO2 + 2 H2O
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