| Équations équilibrées la veille |
CH3COOH + MgSO4 = MgCH3 + SO4COOH
C2H4 + H2O = C2H6O =>
C2H4 + H2O = C2H6O
Fe(OH)2 + HF = Fe(F)2 + H2O =>
Fe(OH)2 + 2 HF = Fe(F)2 + 2 H2O
MnO4{-} + Zn + H3O{+} = Mn{2+} + Zn{2+} + H2O =>
2 MnO4{-} + 5 Zn + 16 H3O{+} = 2 Mn{2+} + 5 Zn{2+} + 24 H2O
H3PO4 + Pb(OH)2 = Pb3(PO4)2 + H2O =>
2 H3PO4 + 3 Pb(OH)2 = Pb3(PO4)2 + 6 H2O
K2CO3 + H2CO3 = KHCO3 =>
K2CO3 + H2CO3 = 2 KHCO3
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
NaOH + CO2 = Na2CO3*H2O =>
2 NaOH + CO2 = Na2CO3*H2O
Fe(CH3COO)2 + NaOH = Fe(OH)2 + NaCH3COO =>
Fe(CH3COO)2 + 2 NaOH = Fe(OH)2 + 2 NaCH3COO
NaCH3COO + HCl = NaCl + CH3COOH =>
NaCH3COO + HCl = NaCl + CH3COOH
AgOH + HBr = AgBr + H2O =>
AgOH + HBr = AgBr + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HC3H3O2 + Al(OH)3 = H2O + Al(C3H3O2)3 =>
3 HC3H3O2 + Al(OH)3 = 3 H2O + Al(C3H3O2)3
CH12(l) + O2 = CO2(g) + H2O(v) =>
CH12(l) + 4 O2 = CO2(g) + 6 H2O(v)
MnO + MnO2 + Fe2O3 + IrO2 = Mn2FeIrO6 =>
3 MnO + MnO2 + Fe2O3 + 2 IrO2 = 2 Mn2FeIrO6
KI + NaNO2 + HCl = I2 + NaNH4 + H2O + KCl =>
8 KI + NaNO2 + 8 HCl = 4 I2 + NaNH4 + 2 H2O + 8 KCl
Si3N4(s) + AlN(s) + Al2O3(s) = Si18Al42O42N38(s) =>
6 Si3N4(s) + 14 AlN(s) + 14 Al2O3(s) = Si18Al42O42N38(s)
K4Fe(CN)6 + KMnO + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO + H2 =>
2 K4Fe(CN)6 + 48 KMnO + 107 H2SO4 = 56 KHSO4 + Fe2(SO4)3 + 48 MnSO4 + 12 HNO3 + 12 CO + 73 H2
HCl + NaC2H3 = NaCl + C2H4 =>
HCl + NaC2H3 = NaCl + C2H4
Mn(OH)2 + S2O8 = MnO2 + H2SO4 =>
2 Mn(OH)2 + S2O8 = 2 MnO2 + 2 H2SO4
Fe(SCN)3 = FeSCN + SCN =>
Fe(SCN)3 = FeSCN + 2 SCN
Cu(Cl)2 + Al = Al(Cl)2 + Cu =>
Cu(Cl)2 + Al = Al(Cl)2 + Cu
Cl2 + Mn3(PO4)2 + Sr3(PO4)2 + K3PO4 + H2O = SrCl2 + KMnO4 + H3PO4 =>
15 Cl2 + 2 Mn3(PO4)2 + 5 Sr3(PO4)2 + 2 K3PO4 + 24 H2O = 15 SrCl2 + 6 KMnO4 + 16 H3PO4
CaCO3 + Fe = Fe2(CO3)3 + Ca =>
3 CaCO3 + 2 Fe = Fe2(CO3)3 + 3 Ca
BaS(aq) + NaCl(aq) = BaCl2(aq) + Na2S =>
BaS(aq) + 2 NaCl(aq) = BaCl2(aq) + Na2S
ScOH + HNO3 = ScNO3 + HOH =>
ScOH + HNO3 = ScNO3 + HOH
CH3OH + CuO = Cu + H2O + CO2 =>
CH3OH + 3 CuO = 3 Cu + 2 H2O + CO2
Ru2O3 + H2 = Ru + H2O =>
Ru2O3 + 3 H2 = 2 Ru + 3 H2O
Cr2O3 + KClO3 + KOH = KCl + K2Cr2O7 + H2O =>
Cr2O3 + KClO3 + 2 KOH = KCl + K2Cr2O7 + H2O
C7H17O + O = CO2 + H2O =>
2 C7H17O + 43 O = 14 CO2 + 17 H2O
NaOH + H3PO2 = H2O + Na3PO2 =>
3 NaOH + H3PO2 = 3 H2O + Na3PO2
NO3{-} + H{+} + e = N2O4 + H2O =>
2 NO3{-} + 4 H{+} + 2e = N2O4 + 2 H2O
VO4{3-} + H3O{+} = [VO2(H2O)4]{+} + H2O =>
VO4{3-} + 4 H3O{+} = [VO2(H2O)4]{+} + 2 H2O
C19H40 + O2 = CHO2 + H2O =>
4 C19H40 + 97 O2 = 76 CHO2 + 42 H2O
Al3 + Ag(NO2) = Al(NO2)3 + Ag =>
Al3 + 9 Ag(NO2) = 3 Al(NO2)3 + 9 Ag
HClO3 + Fe(OH)2 = Fe(ClO3)2 + H2O =>
2 HClO3 + Fe(OH)2 = Fe(ClO3)2 + 2 H2O
NH4SO4 = NH3 + SO2 + H2O + O2 =>
4 NH4SO4 = 4 NH3 + 4 SO2 + 2 H2O + 3 O2
NH3 + FeCl2 + H2O = Fe(OH)2 + NH4Cl =>
2 NH3 + FeCl2 + 2 H2O = Fe(OH)2 + 2 NH4Cl
CH5OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
CH5OH + K2Cr2O7 + 4 H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + 6 H2O
CaCl2 + Br2 = Cl2 + CaBr2 =>
CaCl2 + Br2 = Cl2 + CaBr2
KMnO4 + KNO2 + H2SO4 = MnSO4 + H2O + KNO3 + K2SO =>
2 KMnO4 + 8 KNO2 + 3 H2SO4 = 2 MnSO4 + 3 H2O + 8 KNO3 + K2SO
CO2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CO3 + H2O =>
5 CO2 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 CO3 + 3 H2O
CuO + Ca = Cu + CaO =>
CuO + Ca = Cu + CaO
Cl + OH = Cl(OH)2 =>
Cl + 2 OH = Cl(OH)2
KI + H2SO4 + KBrO3 = K2SO4 + I2 + H2O + KBr =>
6 KI + 3 H2SO4 + KBrO3 = 3 K2SO4 + 3 I2 + 3 H2O + KBr
NH4F + Ca(OH)2 = NH4(OH) + CaF2 =>
2 NH4F + Ca(OH)2 = 2 NH4(OH) + CaF2
HNO3 + C6H12O6 = CO2 + H2O + C11H17N3O8 =>
6 HNO3 + 5 C6H12O6 = 8 CO2 + 16 H2O + 2 C11H17N3O8
H2S + SO4 = S + H2SO4 =>
H2S + SO4 = S + H2SO4
C4H9NO3 + O2 = H2O + CO2 + N2CH4O =>
2 C4H9NO3 + 8 O2 = 7 H2O + 7 CO2 + N2CH4O
BiCl + H2S = Bi2S + HCl =>
2 BiCl + H2S = Bi2S + 2 HCl
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