| Équations équilibrées la veille |
S8 + 8 O2 = 8 SO2
K2CO3 + HBr = KBr + CO2H2O =>
K2CO3 + 2 HBr = 2 KBr + CO2H2O
HBr + (NH4)2S = NH4Br + H2S =>
2 HBr + (NH4)2S = 2 NH4Br + H2S
MnI2 + K2CO3 = MnCO3 + K2I2 =>
MnI2 + K2CO3 = MnCO3 + K2I2
H2S(g) + Sr(OH)2(aq) = SrS(aq) + H2O(l) =>
H2S(g) + Sr(OH)2(aq) = SrS(aq) + 2 H2O(l)
C6H14(g) + O2(g) = CO2(g) + H2O(g) =>
2 C6H14(g) + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
Ba(NO3)2 + SO4 = BaSO4 + NO3 =>
Ba(NO3)2 + SO4 = BaSO4 + 2 NO3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Ag + H2O = AgH2O =>
Ag + H2O = AgH2O
Y(NO3)3*6H2O = Y2O3 + H2O + O2 + N2 =>
4 Y(NO3)3*6H2O = 2 Y2O3 + 24 H2O + 15 O2 + 6 N2
MgBr + NaF = MgF + NaBr =>
MgBr + NaF = MgF + NaBr
Co3O4 + Mn3O4 = CoMn2O4 =>
Co3O4 + 2 Mn3O4 = 3 CoMn2O4
C8H14NO6C11H18NO7 + H2O = C11H19NO8 + C8H15NO6 =>
C8H14NO6C11H18NO7 + H2O = C11H19NO8 + C8H15NO6
Ag2CO3 + H{+} = Ag{+} + CO2 + H2O =>
Ag2CO3 + 2 H{+} = 2 Ag{+} + CO2 + H2O
CH3CH2NO2 + Fe + HCl = CH3CH2NH3Cl + FeCl2 + H2O =>
CH3CH2NO2 + 3 Fe + 7 HCl = CH3CH2NH3Cl + 3 FeCl2 + 2 H2O
TiS + O2 = Ti2O3 + SO2 =>
4 TiS + 7 O2 = 2 Ti2O3 + 4 SO2
Na2CO3 + Mg(OH)2 = MgCO3 + NaOH =>
Na2CO3 + Mg(OH)2 = MgCO3 + 2 NaOH
CaCO3 + NaF = Na2CO3 + CaF2 =>
CaCO3 + 2 NaF = Na2CO3 + CaF2
CO(s) + Br2(s) = COBr2 =>
CO(s) + Br2(s) = COBr2
FeCl3 + K3[Fe(Cn)6] = Fe[Fe(Cn)6] + KCl =>
FeCl3 + K3[Fe(Cn)6] = Fe[Fe(Cn)6] + 3 KCl
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Li2CO3 + NiCoMn(OH)2 + O2 = LiNiCoMnO2 + CO2 + H2O =>
2 Li2CO3 + 4 NiCoMn(OH)2 + O2 = 4 LiNiCoMnO2 + 2 CO2 + 4 H2O
CuO + C(s) = Cu(s) + CO2(g) =>
2 CuO + C(s) = 2 Cu(s) + CO2(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
(Co(NH3)6)Cl3 + O2 = Co2O3 + H2O + Cl2 + NO2 =>
4(Co(NH3)6)Cl3 + 45 O2 = 2 Co2O3 + 36 H2O + 6 Cl2 + 24 NO2
KMnO4 + Sb2(SO4)3 + H2O = MnO2 + H3SbO4 + K2SO4 + H2SO4 =>
4 KMnO4 + 3 Sb2(SO4)3 + 16 H2O = 4 MnO2 + 6 H3SbO4 + 2 K2SO4 + 7 H2SO4
Mg + LiCl = MgLiCl =>
Mg + LiCl = MgLiCl
FeCl3*6H2O + Na2CO3 = NaCl + Fe2(CO3)3*H2O + H2O =>
2 FeCl3*6H2O + 3 Na2CO3 = 6 NaCl + Fe2(CO3)3*H2O + 11 H2O
(CO)2*O2 = (CO2)2 =>
(CO)2*O2 = (CO2)2
CdSO4 + (NH4)S = CdS + NH4 + SO4 =>
CdSO4 + (NH4)S = CdS + NH4 + SO4
Cl2 + SO2{-}3 = (Cl{-}) + SO2 =>
Cl2 + 2 SO2{-}3 = 2(Cl{-}) + 2 SO2
Sc + Br2 = ScBr =>
2 Sc + Br2 = 2 ScBr
CaO2 = CaO + O2 =>
2 CaO2 = 2 CaO + O2
SiO2(s) + KOH(aq) = K2SiO3(aq) + H2O(aq) =>
SiO2(s) + 2 KOH(aq) = K2SiO3(aq) + H2O(aq)
Cl2 + SO32{-} + H2O = Cl{-} + SO42{-} + H{+} =>
10 Cl2 + SO32{-} + 10 H2O = 20 Cl{-} + SO42{-} + 20 H{+}
N1 = N6 =>
6 N1 = N6
K2S(aq) + Ba(NO3)2(aq) = BaS(s) + KNO3(aq) =>
K2S(aq) + Ba(NO3)2(aq) = BaS(s) + 2 KNO3(aq)
AuH3 = H2 + Au =>
2 AuH3 = 3 H2 + 2 Au
SiON + NF3 = SiF4 + N2 + O2 =>
6 SiON + 8 NF3 = 6 SiF4 + 7 N2 + 3 O2
Cu2SO4 + O2 + H2O = (CuOH)2SO4 =>
2 Cu2SO4 + O2 + 2 H2O = 2(CuOH)2SO4
AgC2H3O2 + MgI2 = AgI + Mg(CH3COO)2 =>
2 AgC2H3O2 + MgI2 = 2 AgI + Mg(CH3COO)2
Zn + NO3{-} + OH{-} = ZnO2{-2} + NH3 + H2O =>
4 Zn + NO3{-} + 7 OH{-} = 4 ZnO2{-2} + NH3 + 2 H2O
HSO3{-} + IO3{-} = SO4{2-} + H2O + I2 + H{+} =>
5 HSO3{-} + 2 IO3{-} = 5 SO4{2-} + H2O + I2 + 3 H{+}
KMnO4 + Na2SO3 + NaOH = Na2SO4 + K2MnO4 + Na2MnO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 NaOH = Na2SO4 + K2MnO4 + Na2MnO4 + H2O
CN2 = C + N2 =>
CN2 = C + N2
HCI + AgNO3 = AgCI + HNO3 =>
HCI + AgNO3 = AgCI + HNO3
C2H4O2K2H2SO4 = K2SO4C2H6O2 =>
C2H4O2K2H2SO4 = K2SO4C2H6O2
Na2O + SrF2 = SrO + NaF =>
Na2O + SrF2 = SrO + 2 NaF
H3SiN(C3H7)2 + O2 = Si2ON2(C3H7)4 + H2O =>
2 H3SiN(C3H7)2 + 2 O2 = Si2ON2(C3H7)4 + 3 H2O
HBr(aq) + CsOH(aq) = BrCs + H2O =>
HBr(aq) + CsOH(aq) = BrCs + H2O
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