| Équations équilibrées la veille |
Na2CO3NaOH = Na2OHNaCO3
Zn + Cl = ZnCl2 =>
Zn + 2 Cl = ZnCl2
C6H5CI + O2 = CO + H2O + HCI =>
C6H5CI + 4 O2 = 6 CO + 2 H2O + HCI
(NH4)2CO3 + Al(NO3)3 = NH4NO3 + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(NO3)3 = 6 NH4NO3 + Al2(CO3)3
Fe + Fe(CN)6 = Fe[Fe(CN)6] =>
Fe + Fe(CN)6 = Fe[Fe(CN)6]
HCI + NaOH = H2ONaCI =>
HCI + NaOH = H2ONaCI
NaF + Cl2 = NaCl + F2 =>
2 NaF + Cl2 = 2 NaCl + F2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C3H8 + O2 = CO2 + HOH =>
C3H8 + 5 O2 = 3 CO2 + 4 HOH
RCOCH3 + I2 + NaOH = CHI3 + RCOONa + NaI + H2O =>
RCOCH3 + 3 I2 + 4 NaOH = CHI3 + RCOONa + 3 NaI + 3 H2O
CrCl = Cr(lll)Cl =>
CrCl = Cr(lll)Cl
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
C4H90H + O2 = CO + H2O =>
4 C4H90H + 99 O2 = 16 CO + 182 H2O
C138 = C2 =>
C138 = 69 C2
Co2O3 + Mn2O7 = Co(MnO4)3 =>
Co2O3 + 3 Mn2O7 = 2 Co(MnO4)3
C3H8 + O2 = CO2 + HOH =>
C3H8 + 5 O2 = 3 CO2 + 4 HOH
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
N2O5 + H2O = H2N2 + O =>
N2O5 + H2O = H2N2 + 6 O
NaOH + CuN2O6 = CuO2H2 + NaNO3 =>
2 NaOH + CuN2O6 = CuO2H2 + 2 NaNO3
CuO + H2SO4 = Cu(H2SO4)2 + O2 =>
2 CuO + 4 H2SO4 = 2 Cu(H2SO4)2 + O2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
K2SIO3 + HNO3 = KNO3 + SIO2 + H2O =>
K2SIO3 + 2 HNO3 = 2 KNO3 + SIO2 + H2O
H2O + Cr{3+} = CrO2{-} + H{+} =>
2 H2O + Cr{3+} = CrO2{-} + 4 H{+}
C6H12O + O2 = CO2 + H2O =>
2 C6H12O + 17 O2 = 12 CO2 + 12 H2O
RbF + Fe = FeF3 + Rb =>
3 RbF + Fe = FeF3 + 3 Rb
KI(aq) + H2SO4(aq) = HI(aq) + K2SO4(aq) =>
2 KI(aq) + H2SO4(aq) = 2 HI(aq) + K2SO4(aq)
Ag + O2 = AgO =>
2 Ag + O2 = 2 AgO
Fe + HF = FeF3 + H2 =>
2 Fe + 6 HF = 2 FeF3 + 3 H2
Fe + ZnSO4 = Fe(SO4)2 + Zn =>
Fe + 2 ZnSO4 = Fe(SO4)2 + 2 Zn
Ba(OH)2*8H2O(s) + NH4NO3(s) = Ba(NO3)2(s) + NH3(aq) + H2O(l) =>
Ba(OH)2*8H2O(s) + 2 NH4NO3(s) = Ba(NO3)2(s) + 2 NH3(aq) + 10 H2O(l)
Fe(OH)3 + H2SO4 = Fe2 + S3O12 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2 + S3O12 + 6 H2O
Ba(ClO)2 + H2O = HClO + BaO =>
Ba(ClO)2 + H2O = 2 HClO + BaO
Ca(HCO3)2 + K3PO4 = Ca3(PO4)2 + KHCO3 =>
3 Ca(HCO3)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KHCO3
SrBr2 + (NH4)2(CO3) = Sr(CO3) + (NH4)Br =>
SrBr2 + (NH4)2(CO3) = Sr(CO3) + 2(NH4)Br
FeCl3 + KI + H2SO4 = I2 + FeCl2 + K2SO4 + HCl =>
2 FeCl3 + 2 KI + H2SO4 = I2 + 2 FeCl2 + K2SO4 + 2 HCl
K2Cr2O7 + Fe(NH4)2(SO4)2*6H2O + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
K2Cr2O7 + 6 Fe(NH4)2(SO4)2*6H2O + 7 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + K2SO4 + 6(NH4)2SO4 + 43 H2O
CH3CH2CH2Br + NaOH = CH3CH2CH2OCH2CH3 + CH3Br + NaBr =>
2 CH3CH2CH2Br + NaOH = CH3CH2CH2OCH2CH3 + CH3Br + NaBr
H2SO4 + POH = H3O + PSO4 =>
H2SO4 + POH = H3O + PSO4
Al + PbS = Al2S3 + Pb =>
2 Al + 3 PbS = Al2S3 + 3 Pb
SO3 = S + O2 =>
2 SO3 = 2 S + 3 O2
C8H16 + O2 = C8O2 + H2O =>
C8H16 + 5 O2 = C8O2 + 8 H2O
Sn(s) + O2(g) = SnO(s) =>
2 Sn(s) + O2(g) = 2 SnO(s)
H2S + HCl = H2Cl + HS =>
H2S + HCl = H2Cl + HS
Mg3(PO4)2 + HBr = MgBr2 + H3PO4 =>
Mg3(PO4)2 + 6 HBr = 3 MgBr2 + 2 H3PO4
Ln2O3 + NH4X = LnX3 + H2O + NH3 =>
Ln2O3 + 6 NH4X = 2 LnX3 + 3 H2O + 6 NH3
FeBr3(aq) + (NH4)2S(aq) = Fe2S3 + NH4Br =>
2 FeBr3(aq) + 3(NH4)2S(aq) = Fe2S3 + 6 NH4Br
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
MnO4{-} + Mn{2+} + H{+} + H2O = [Mn(H2O)6]{3+} =>
MnO4{-} + 4 Mn{2+} + 8 H{+} + 26 H2O = 5[Mn(H2O)6]{3+}
KSH + HNO3 = KNO3 + H2S =>
KSH + HNO3 = KNO3 + H2S
Sb2S3 + Fe = Sb2 + Fe3S2 =>
2 Sb2S3 + 9 Fe = 2 Sb2 + 3 Fe3S2
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