| Équations équilibrées la veille |
(NH4)2SO3 + 2 HCl = 2 NH4Cl + H2SO3
CH4N2O + C2H5OH + C6H8O7 = C10H9N5O + H2O =>
90 CH4N2O + 57 C2H5OH + 26 C6H8O7 = 36 C10H9N5O + 293 H2O
HCN + NH3 = NH4CN =>
HCN + NH3 = NH4CN
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH3(g) + 2 H2O(l)
BrF6{+} + H2O = HBrO4 + HF + H{+} =>
BrF6{+} + 4 H2O = HBrO4 + 6 HF + H{+}
FeSO4 + NaOH + (NH4)2S2O8 = (NH4)2SO4 + Na2SO4 + Fe(OH)3 =>
2 FeSO4 + 6 NaOH + (NH4)2S2O8 = (NH4)2SO4 + 3 Na2SO4 + 2 Fe(OH)3
NaSCN + H2SO4 + MnO2 = (SCN)2 + H2O + MnSO4 + Na2SO4 =>
2 NaSCN + 2 H2SO4 + MnO2 = (SCN)2 + 2 H2O + MnSO4 + Na2SO4
U(SO4)2 + KMnO4 + H2O = MnSO4 + UO2SO4 + H2SO4 + K2SO4 =>
5 U(SO4)2 + 2 KMnO4 + 2 H2O = 2 MnSO4 + 5 UO2SO4 + 2 H2SO4 + K2SO4
Calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
C6H8O7 + CuCO3 = C12H10Cu3O14 + H2O + CO2 =>
2 C6H8O7 + 3 CuCO3 = C12H10Cu3O14 + 3 H2O + 3 CO2
CaF2 = Ca + F =>
CaF2 = Ca + 2 F
Pb + HOH = Pb(OH) + H2 =>
2 Pb + 2 HOH = 2 Pb(OH) + H2
Ni(NO3)2 + H2O = Ni(H2O)6 + NO3 =>
Ni(NO3)2 + 6 H2O = Ni(H2O)6 + 2 NO3
C6H5OH = C + H + OH =>
C6H5OH = 6 C + 5 H + OH
Al + P4 = AlP4 =>
Al + P4 = AlP4
Fe + NHO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 NHO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
CH3Cl + NH3 = CH3NH2 + HCl =>
CH3Cl + NH3 = CH3NH2 + HCl
HNO3 + Cl = HCl + NO3 =>
HNO3 + Cl = HCl + NO3
CH3CH(OH)CH2CH3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + C4H8O + H2O =>
5 CH3CH(OH)CH2CH3 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 C4H8O + 8 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C3H8O + KMnO4 + H2SO4 = C3H6O2 + K2SO4 + MnSO4 + H2O =>
5 C3H8O + 4 KMnO4 + 6 H2SO4 = 5 C3H6O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Ca(C2H3O2)2 + Na2S = NaC2H3O2 + CaS =>
Ca(C2H3O2)2 + Na2S = 2 NaC2H3O2 + CaS
N2O5 + H2O = HNO3 = =>
N2O5 + H2O = 2 HNO3
Br2 + NH4F = NH4 + Br2F =>
Br2 + NH4F = NH4 + Br2F
PbO2 + H2SO4 = PbSO4 + H2O + O2 =>
2 PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O + O2
H2O2 + H{+} + Fe = Fe{2+} + H2O =>
H2O2 + 2 H{+} + Fe = Fe{2+} + 2 H2O
CHF2CH3 + Br2 = CBrF2CBr3 + H2 =>
CHF2CH3 + 2 Br2 = CBrF2CBr3 + 2 H2
HF + FeCl3 = FeCl2 + F2 + HCl =>
2 HF + 2 FeCl3 = 2 FeCl2 + F2 + 2 HCl
Cl + HNO3 = HClO3 + NO + H2O =>
3 Cl + 5 HNO3 = 3 HClO3 + 5 NO + H2O
H2SO5 + KOH = K2SO5 + H2O =>
H2SO5 + 2 KOH = K2SO5 + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
FeCl3 + NH4I = FeI2 + I2 + NH4Cl =>
2 FeCl3 + 6 NH4I = 2 FeI2 + I2 + 6 NH4Cl
Ho + H2O = Ho(OH)3 + H2 =>
2 Ho + 6 H2O = 2 Ho(OH)3 + 3 H2
Fe(NO3)3 + KBr = Fe(NO3)2 + Br2 + KNO3 =>
2 Fe(NO3)3 + 2 KBr = 2 Fe(NO3)2 + Br2 + 2 KNO3
K2Cr2O7 + H2SO4 + (CH3)3COH = K2Cr2O7H2SO4(CH3)3COH =>
K2Cr2O7 + H2SO4 + (CH3)3COH = K2Cr2O7H2SO4(CH3)3COH
Li(s) + HNO3(aq) = LiNO3 + H2 =>
2 Li(s) + 2 HNO3(aq) = 2 LiNO3 + H2
PCl5(s) = PCl3(g) + Cl2(g) =>
PCl5(s) = PCl3(g) + Cl2(g)
As2O3 + H2S = As2S3 + H2O =>
As2O3 + 3 H2S = As2S3 + 3 H2O
NaBr + FeSO4 = Na2SO4 + FeBr2 =>
2 NaBr + FeSO4 = Na2SO4 + FeBr2
C3H8S(l) + O2(g) = CO2 + H2O + SO2 =>
C3H8S(l) + 6 O2(g) = 3 CO2 + 4 H2O + SO2
C57H110O2 + O2 = CO2 + H2O =>
2 C57H110O2 + 167 O2 = 114 CO2 + 110 H2O
Cu + HCl + H2O2 = CuCl2 + H2O =>
Cu + 2 HCl + H2O2 = CuCl2 + 2 H2O
C5H10 + O2 = CO + H2O =>
C5H10 + 5 O2 = 5 CO + 5 H2O
Mg + CN = Mg(CN)2 =>
Mg + 2 CN = Mg(CN)2
Hf + O = HfO2 =>
Hf + 2 O = HfO2
C7H8O + Cr2O7{-2} + H{+} = C7H8O2 + Cr{3+} + H2O =>
3 C7H8O + Cr2O7{-2} + 8 H{+} = 3 C7H8O2 + 2 Cr{3+} + 4 H2O
Cr2O3 + CCl4 = CrCl3 + CCl2O =>
Cr2O3 + 3 CCl4 = 2 CrCl3 + 3 CCl2O
HgNO32 = Hg + NO2 + O2 =>
HgNO32 = Hg + NO2 + 15 O2
CO3{-2} + H{+} = HCO3{-} =>
CO3{-2} + H{+} = HCO3{-}
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