| Équations équilibrées la veille |
2 Mg + O2 = 2 MgO
Fe(s) + H2SO4(aq) = Fe(SO4)(aq) + SO2(g) + H2O(l) =>
Fe(s) + 2 H2SO4(aq) = Fe(SO4)(aq) + SO2(g) + 2 H2O(l)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
ClO3 + KOH = KClO3 + KClO4 + H2O =>
2 ClO3 + 2 KOH = KClO3 + KClO4 + H2O
SrCl2 + K2S = SrS + KCl =>
SrCl2 + K2S = SrS + 2 KCl
SnS2O3 + MnO4 = Mn + SO4 + Sn =>
4 SnS2O3 + 5 MnO4 = 5 Mn + 8 SO4 + 4 Sn
HNO3 + Cu2O = Cu(NO3)2 + H2O + NO2 =>
6 HNO3 + Cu2O = 2 Cu(NO3)2 + 3 H2O + 2 NO2
Ga + Al2O3 + H2O = Al + Ga(OH)3 =>
2 Ga + Al2O3 + 3 H2O = 2 Al + 2 Ga(OH)3
Mg(NO3)2 + NH4NO3 + H2O = Mg + HNO3 =>
4 Mg(NO3)2 + NH4NO3 + 3 H2O = 4 Mg + 10 HNO3
C6H5Cl + O2 = CO + H2O + Cl25 =>
100 C6H5Cl + 425 O2 = 600 CO + 250 H2O + 4 Cl25
Na2O2 + H2O = NaOH + O =>
Na2O2 + H2O = 2 NaOH + O
SrO + As2O5 = Sr(AsO3)2 =>
SrO + As2O5 = Sr(AsO3)2
Na2CO3 + Mg(NO2)2 = MgCO3 + NaNO2 =>
Na2CO3 + Mg(NO2)2 = MgCO3 + 2 NaNO2
Sr(OH)2 + FeSO4 = Sr(SO4)2 + FeOH =>
Sr(OH)2 + 2 FeSO4 = Sr(SO4)2 + 2 FeOH
CuS + H2O = CuO + H2S =>
CuS + H2O = CuO + H2S
C5H15 + O = H2O + CO2 =>
2 C5H15 + 35 O = 15 H2O + 10 CO2
Mn3O4 + H2O = Mn2O3 + H{+} + e =>
2 Mn3O4 + H2O = 3 Mn2O3 + 2 H{+} + 2e
NaHCO3(s) + CH3COOH = NaCH3COO + CO2 + H2O =>
NaHCO3(s) + CH3COOH = NaCH3COO + CO2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(CH3CO2)3Y + CF3COOH = (CF3COO)3Y + CH3COOH =>
(CH3CO2)3Y + 3 CF3COOH = (CF3COO)3Y + 3 CH3COOH
Nb + O2 = Nb2O5 =>
4 Nb + 5 O2 = 2 Nb2O5
Fe20000Na65 + U = UNa2 + Fe56 =>
14 Fe20000Na65 + 455 U = 455 UNa2 + 5000 Fe56
MgBr2 + Ba(OH)2 = Mg(OH)2 + BaBr2 =>
MgBr2 + Ba(OH)2 = Mg(OH)2 + BaBr2
PH4OH + HCl = PH4Cl + H2O =>
PH4OH + HCl = PH4Cl + H2O
BaCl2 + Cr2(SO4)3 = Ba2(SO4)2 + CrCl3 =>
6 BaCl2 + 2 Cr2(SO4)3 = 3 Ba2(SO4)2 + 4 CrCl3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KI(aq) + HgNO3(aq) = KNO3(aq) + HgI(s) =>
KI(aq) + HgNO3(aq) = KNO3(aq) + HgI(s)
FeCl3 + (NH4)3PO4 = Fe(PO4) + Cl(NH4) =>
FeCl3 + (NH4)3PO4 = Fe(PO4) + 3 Cl(NH4)
S2O8{2-} + MnO4{-} + H2 = MnO2 + SO4{2-} + H2O =>
S2O8{2-} + 2 MnO4{-} + 4 H2 = 2 MnO2 + 2 SO4{2-} + 4 H2O
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
C3H6O2 + H3O = C2H4O2 + CH4O =>
4 C3H6O2 + 4 H3O = 3 C2H4O2 + 6 CH4O
NaCo3 + KOH = KCo3 + NaOH =>
NaCo3 + KOH = KCo3 + NaOH
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
P2 + S = P2S3 =>
P2 + 3 S = P2S3
CoCl2 + C2H8N2 + H2O2 + HCl = [Co(C2H8N2)2Cl2]Cl + H2O =>
2 CoCl2 + 4 C2H8N2 + H2O2 + 2 HCl = 2[Co(C2H8N2)2Cl2]Cl + 2 H2O
Au + H2SO4 = AuH2(SO4)3 + H2 =>
Au + 3 H2SO4 = AuH2(SO4)3 + 2 H2
HNO3 + CaCO3 = CO2 + Ca(NO3)2 + H2O =>
2 HNO3 + CaCO3 = CO2 + Ca(NO3)2 + H2O
C6H14O + HBr = C6H13Br + H2O =>
C6H14O + HBr = C6H13Br + H2O
CH3CH2Na + HCl = CH3CH3 + NaCl =>
CH3CH2Na + HCl = CH3CH3 + NaCl
PH3 + HNO3 = H3PO4 + NO + H2O =>
3 PH3 + 8 HNO3 = 3 H3PO4 + 8 NO + 4 H2O
Pb(No3)2 + Na = Pb2 + NaNo3 =>
2 Pb(No3)2 + 4 Na = Pb2 + 4 NaNo3
Al + SO3 = Al(SO3)3 =>
Al + 3 SO3 = Al(SO3)3
C6H5NH2 + O2 = H2O + CO2 + N2 =>
4 C6H5NH2 + 31 O2 = 14 H2O + 24 CO2 + 2 N2
HC2H3O2 + Na2S = NaC2H3O2 + H2S =>
2 HC2H3O2 + Na2S = 2 NaC2H3O2 + H2S
H3AsO3 + Zn + HCl = AsH3 + ZnCl + H2O =>
H3AsO3 + 6 Zn + 6 HCl = AsH3 + 6 ZnCl + 3 H2O
C21H30O2 + O2 = CO2 + H2O =>
2 C21H30O2 + 55 O2 = 42 CO2 + 30 H2O
CH3COOH + CaHCO3 = CaCH3COO + H2O + CO2 =>
CH3COOH + CaHCO3 = CaCH3COO + H2O + CO2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CaCl2 + K(NO3) = Ca(NO3)2 + KCl =>
CaCl2 + 2 K(NO3) = Ca(NO3)2 + 2 KCl
CH3NO2 + KNO3 = CO2 + H2O + N2 + K2O =>
10 CH3NO2 + 6 KNO3 = 10 CO2 + 15 H2O + 8 N2 + 3 K2O
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Équations équilibrées sur10/20/24
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