| Équations équilibrées la veille |
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Fe2O3 + ZnS = ZnO + Fe2S3 =>
Fe2O3 + 3 ZnS = 3 ZnO + Fe2S3
Cr2O7{2-} + H{+} + Pb = Cr{3+} + H2O + Pb{2+} =>
Cr2O7{2-} + 14 H{+} + 3 Pb = 2 Cr{3+} + 7 H2O + 3 Pb{2+}
CH2O2 + KOH = CH2KOH + O2 =>
CH2O2 + KOH = CH2KOH + O2
Fe(NO3)3 + NaI = FeI + (NO3)3Na =>
Fe(NO3)3 + NaI = FeI + (NO3)3Na
FeCl2 + H2O = FeO + H2Cl2 =>
FeCl2 + H2O = FeO + H2Cl2
Zr(OH)4 + NaOH = Na2[Zr(OH)6] =>
Zr(OH)4 + 2 NaOH = Na2[Zr(OH)6]
AuCl3 = Au + Cl =>
AuCl3 = Au + 3 Cl
Al + HCl = AlHCl2 + H2 =>
2 Al + 4 HCl = 2 AlHCl2 + H2
C6H123OH + O2 = CO2 + H2O =>
2 C6H123OH + 73 O2 = 12 CO2 + 124 H2O
KI + CHCl3 + KBr = KCl + HBr + CCl + I2 =>
2 KI + 2 CHCl3 + 2 KBr = 4 KCl + 2 HBr + 2 CCl + I2
Zn(s) + H2SO3(aq) + OH{-}(aq) + H20(l) = Zn(OH)42{-}(aq) + S(s) =>
60 Zn(s) + 820 H2SO3(aq) + 60 OH{-}(aq) + 41 H20(l) = 60 Zn(OH)42{-}(aq) + 820 S(s)
Zn2 + HF = H + Zn2F =>
Zn2 + HF = H + Zn2F
NaClO2 + H2O2 = ClO2 + NaOH =>
2 NaClO2 + H2O2 = 2 ClO2 + 2 NaOH
C3H18O4 + O2 = CO2 + H2O =>
2 C3H18O4 + 11 O2 = 6 CO2 + 18 H2O
FeCl2 + KClO4 + H2SO4 = Fe(ClO2)3 + K2SO4 + KClO3 + H2O =>
2 FeCl2 + 7 KClO4 + H2SO4 = 2 Fe(ClO2)3 + K2SO4 + 5 KClO3 + H2O
Na2SiO3H2OCO2 = Na2CO3H2SiO3 =>
Na2SiO3H2OCO2 = Na2CO3H2SiO3
BrCl + NaCO3 = NaCl + BrCO3 =>
BrCl + NaCO3 = NaCl + BrCO3
AsS5 + HNO3 = H3AsO4 + NO2 + S + H2O =>
AsS5 + 5 HNO3 = H3AsO4 + 5 NO2 + 5 S + H2O
NiI2 + F = FI + Ni =>
NiI2 + 2 F = 2 FI + Ni
(NO2)2 = N2O4 =>
(NO2)2 = N2O4
Bi2O3 + C = Bi + CO =>
Bi2O3 + 3 C = 2 Bi + 3 CO
Co(OH)3 + HNO3 = Co(NO3)3 + OHH =>
Co(OH)3 + 3 HNO3 = Co(NO3)3 + 3 OHH
Na2(SO4) + KNO3 = Na(NO3) + K2(SO4) =>
Na2(SO4) + 2 KNO3 = 2 Na(NO3) + K2(SO4)
CuSO4*5H2O + Na2CO3 = Na2SO4 + CuCO3*5H2O =>
CuSO4*5H2O + Na2CO3 = Na2SO4 + CuCO3*5H2O
Zn(OH)2 + LiOH = Li2ZnO2 + H2O =>
Zn(OH)2 + 2 LiOH = Li2ZnO2 + 2 H2O
SbOCl + HCl = H[SbCl4] + H2O =>
SbOCl + 3 HCl = H[SbCl4] + H2O
Na2WO4H2SO4 = Na2SO4H2WO4 =>
Na2WO4H2SO4 = Na2SO4H2WO4
OH = HO =>
OH = HO
Zn + HBr = ZnBr2 + H2 =>
Zn + 2 HBr = ZnBr2 + H2
Fe + NaCl = FeNa + Cl =>
Fe + NaCl = FeNa + Cl
ZnBa(OH)2 = BaZn(OH)2 =>
ZnBa(OH)2 = BaZn(OH)2
KCl + H2CrO4 = K2CrO4 + HCl =>
2 KCl + H2CrO4 = K2CrO4 + 2 HCl
iron + chlorine = ironchloride =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2Fe(SO4)2 + Na2CO3 = (NH4)2SO4 + Na2SO4 + FeCO3 =>
(NH4)2Fe(SO4)2 + Na2CO3 = (NH4)2SO4 + Na2SO4 + FeCO3
K + N2 = KN2 =>
K + N2 = KN2
Al + Br2(l) = AlBr3 =>
2 Al + 3 Br2(l) = 2 AlBr3
N2O5O = NO3 =>
N2O5O = 2 NO3
(NH4)2SO4(aq) + Na2CO3(aq) = NH3 + Na2SO4 + H2O + CO2 =>
(NH4)2SO4(aq) + Na2CO3(aq) = 2 NH3 + Na2SO4 + H2O + CO2
Cu + HNO3 = NO + CuNO3 + H2O =>
3 Cu + 4 HNO3 = NO + 3 CuNO3 + 2 H2O
Na2S2O3 + KMnO4 + H2O = SO2 + KOH + MnO2 + Na2SO3 =>
3 Na2S2O3 + 4 KMnO4 + 2 H2O = 3 SO2 + 4 KOH + 4 MnO2 + 3 Na2SO3
KOH + CO = K2CO2 + H2O =>
2 KOH + CO = K2CO2 + H2O
NF3 = N + F =>
NF3 = N + 3 F
Cr*H2 = CrH2 =>
Cr*H2 = CrH2
Na2SO + CaCl2 = NaCl + CaSO =>
Na2SO + CaCl2 = 2 NaCl + CaSO
TiO2 + H2O = Ti(OH)4 =>
TiO2 + 2 H2O = Ti(OH)4
C6H16 + O = CO2 + H2O =>
C6H16 + 20 O = 6 CO2 + 8 H2O
BeSO4 = Be + SO4 =>
BeSO4 = Be + SO4
C2H2 + C2H6Na4O12 = CO2 + NaOH + H2O =>
3 C2H2 + 5 C2H6Na4O12 = 16 CO2 + 20 NaOH + 8 H2O
AgI + H2SO4 = AgSO4 + H + I2 =>
2 AgI + 2 H2SO4 = 2 AgSO4 + 4 H + I2
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