| Équations équilibrées la veille |
CuSO4 + Fe2 = Fe2SO4 + Cu
Fe + NaPO4 = NaO4 + FeP =>
Fe + NaPO4 = NaO4 + FeP
Fe2O3 + Li2CO3 = Fe2(CO3)3 + Li2O =>
Fe2O3 + 3 Li2CO3 = Fe2(CO3)3 + 3 Li2O
HI + CCl4 = HCl + C + I2 =>
4 HI + CCl4 = 4 HCl + C + 2 I2
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
(FeOH)3 + HNO2 = (FeNO2)3 + H2O =>
(FeOH)3 + 3 HNO2 = (FeNO2)3 + 3 H2O
CO2 + Ni = NiO + C =>
CO2 + 2 Ni = 2 NiO + C
COCl2 + NaCO3 = CO(CO3)2 + NaCl =>
COCl2 + 2 NaCO3 = CO(CO3)2 + 2 NaCl
BrCH2 + Br2 = Br2CH + HBr =>
BrCH2 + Br2 = Br2CH + HBr
Na2O = Na2O2 + Na =>
2 Na2O = Na2O2 + 2 Na
Ce(NO3)4 + HCl = CeCl4 + HNO3 =>
Ce(NO3)4 + 4 HCl = CeCl4 + 4 HNO3
KMnO4 + H2SO4 + KBr = MnSO4 + K2SO4 + Br2 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KBr = 2 MnSO4 + 6 K2SO4 + 5 Br2 + 8 H2O
Na2(Sn(OH)4) + AgNO3 + NaOH = Ag + Na2[Sn(OH)6] + NaNO3 =>
Na2(Sn(OH)4) + 2 AgNO3 + 2 NaOH = 2 Ag + Na2[Sn(OH)6] + 2 NaNO3
Sb + HBr = SbBr3 + H2 =>
2 Sb + 6 HBr = 2 SbBr3 + 3 H2
C6H12O6H + O2 = CO2 + H2O =>
4 C6H12O6H + 25 O2 = 24 CO2 + 26 H2O
HgCl + O2 = HgO + Cl2 =>
2 HgCl + O2 = 2 HgO + Cl2
K2Cr2O7 + H2SO4 + KBr = K2SO4 + Cr2(SO4)3 + Br2 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KBr = 4 K2SO4 + Cr2(SO4)3 + 3 Br2 + 7 H2O
K + Al(OH)4 + H2SO4 = Al(OH)3 + K2SO4 + H2O =>
2 K + 2 Al(OH)4 + H2SO4 = 2 Al(OH)3 + K2SO4 + 2 H2O
SO2(g)PCl5(s) = SOCl2(l)POCl3(l) =>
SO2(g)PCl5(s) = SOCl2(l)POCl3(l)
RbOH + H2S = RbHS + H2O =>
RbOH + H2S = RbHS + H2O
Rb + HC2H3O2 = RbC2H3O2 + H2 =>
2 Rb + 2 HC2H3O2 = 2 RbC2H3O2 + H2
FeCl2 + NH4OH = FeOH + NH4Cl2 =>
FeCl2 + NH4OH = FeOH + NH4Cl2
HNO3 + NH2SO3 = N2 + H2SO4 + H2O =>
4 HNO3 + 10 NH2SO3 = 7 N2 + 10 H2SO4 + 2 H2O
C3H6O + KMnO4 + KOH = C3H8O3 + K2MnO4 =>
C3H6O + 2 KMnO4 + 2 KOH = C3H8O3 + 2 K2MnO4
NH4F + HCl = NH4Cl + HF =>
NH4F + HCl = NH4Cl + HF
AgCl(aq) + Ca3(PO4)2(aq) = CaCl2(aq) + Ag3PO4(aq) =>
6 AgCl(aq) + Ca3(PO4)2(aq) = 3 CaCl2(aq) + 2 Ag3PO4(aq)
H2SO4 + NaNO2 = HNO2 + Na2SO4NaNO2 =>
H2SO4 + 3 NaNO2 = 2 HNO2 + Na2SO4NaNO2
Pb4 + S = PbS =>
Pb4 + 4 S = 4 PbS
W + H2O = H2 + WO3 =>
W + 3 H2O = 3 H2 + WO3
KMnO4 + SO2 + H2O = MnSO4 + H2SO4 + K2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 MnSO4 + 2 H2SO4 + K2SO4
CH3COOC10H15 + H2O = C10H16O + CH3COOH =>
CH3COOC10H15 + H2O = C10H16O + CH3COOH
Pb(Cr2O7)2 + Li = Li2(Cr2O7)2 + Pb =>
Pb(Cr2O7)2 + 2 Li = Li2(Cr2O7)2 + Pb
Pb + PbO2 + H{+} + HSO4{-} = PbSO4 + H2O =>
Pb + PbO2 + 2 H{+} + 2 HSO4{-} = 2 PbSO4 + 2 H2O
NO3{-} + H2SO4 = NO2 + O2 + SO4{2-} + H2O =>
4 NO3{-} + 2 H2SO4 = 4 NO2 + O2 + 2 SO4{2-} + 2 H2O
Mg + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
PbO2 + H{+} + e = Pb2{+} + H2O =>
2 PbO2 + 8 H{+} + 7e = Pb2{+} + 4 H2O
KI + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2OI =>
2 KI + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2OI
HC2H3O2(aq) + NaOH(aq) = NaC2H3O2(aq) + H2O(l) =>
HC2H3O2(aq) + NaOH(aq) = NaC2H3O2(aq) + H2O(l)
C8H18 + O = CO + H2O =>
C8H18 + 17 O = 8 CO + 9 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
FeSO4 + H2SO4 + KMnO4 + KSCN = Fe2(SO4)3 + HSCN + K2MnO4 =>
2 FeSO4 + H2SO4 + 2 KMnO4 + 2 KSCN = Fe2(SO4)3 + 2 HSCN + 2 K2MnO4
Al2(SO4)3*143H2O + Ca(HCO3)2 = CaSO4 + Al(OH)3 + CO2 + H2O =>
Al2(SO4)3*143H2O + 3 Ca(HCO3)2 = 3 CaSO4 + 2 Al(OH)3 + 6 CO2 + 143 H2O
Ca(H2PO4)2*H2O + Ca(OH)2 = Ca3(PO4)2 + H2O =>
Ca(H2PO4)2*H2O + 2 Ca(OH)2 = Ca3(PO4)2 + 5 H2O
KI + H2SO4 + NaNO2 = I2 + NO + Na2SO4 + K2SO4 + H2O =>
2 KI + 2 H2SO4 + 2 NaNO2 = I2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Pb + S = PbS2 =>
Pb + 2 S = PbS2
AlBr3 + Cl2 = AlCl3 + Br3 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 2 Br3
Ca(NO3)2 + NaClO3 = Ca(ClO3)2 + NaNO3 =>
Ca(NO3)2 + 2 NaClO3 = Ca(ClO3)2 + 2 NaNO3
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
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