| Équations équilibrées la veille |
NH4(NO2) = N2 + 2 H2O
FeSO4 + Na3PO4 = Fe3(PO4)2 + Na2SO4 =>
3 FeSO4 + 2 Na3PO4 = Fe3(PO4)2 + 3 Na2SO4
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
CO + Cl2 + KOH = KCl + H2O + CO2 =>
CO + Cl2 + 2 KOH = 2 KCl + H2O + CO2
Sr(OH)2 + P2O5 = SrHPO4 + H2O =>
2 Sr(OH)2 + P2O5 = 2 SrHPO4 + H2O
Mg(s) + ZnCl2(ac) = MgCl2 + Zn =>
Mg(s) + ZnCl2(ac) = MgCl2 + Zn
Bi2O3 + C = Bi + CO =>
Bi2O3 + 3 C = 2 Bi + 3 CO
AgNO3 + Na2S = Ag2S + NaNO3 =>
2 AgNO3 + Na2S = Ag2S + 2 NaNO3
Bi2O3 + C = Bi + CO2 =>
2 Bi2O3 + 3 C = 4 Bi + 3 CO2
N2 + H2SO4 = NSO4 + H2 =>
N2 + 2 H2SO4 = 2 NSO4 + 2 H2
C7H7Br + Na = C14H14 + NaBr =>
2 C7H7Br + 2 Na = C14H14 + 2 NaBr
Al + FeO = Al2O2 + Fe =>
2 Al + 2 FeO = Al2O2 + 2 Fe
K2Cr2O7 + H2SO4 + HCl = K2SO4 + Cr2(SO4)3 + H2O + Cl2 =>
K2Cr2O7 + 4 H2SO4 + 6 HCl = K2SO4 + Cr2(SO4)3 + 7 H2O + 3 Cl2
FeCl{3-} + Ca(OH){2-} = Fe(OH){3-} + CaCl{2-} =>
FeCl{3-} + Ca(OH){2-} = Fe(OH){3-} + CaCl{2-}
Sn + HCl = H + SnCl =>
Sn + HCl = H + SnCl
Cr2O3 + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
Cr2O3 + 3 ClO{-} + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 2 H2O
SO3 + BaO = Ba2(SO4)2 =>
2 SO3 + 2 BaO = Ba2(SO4)2
CaO + SO2 = CaSO4 + CaS =>
4 CaO + 4 SO2 = 3 CaSO4 + CaS
Rb2O + Sr = SrO + Rb =>
Rb2O + Sr = SrO + 2 Rb
KAl(CO3)2 = Al2(CO3)3 + K2CO3 =>
2 KAl(CO3)2 = Al2(CO3)3 + K2CO3
C12H22 + O2 = CO2(g) + H2O(l) =>
2 C12H22 + 35 O2 = 24 CO2(g) + 22 H2O(l)
HCl + CaCl2 = HCl2 + CaCl =>
HCl + CaCl2 = HCl2 + CaCl
Fe2(SO4)3 + KOH = Fe2KOH + (SO4)3 =>
Fe2(SO4)3 + KOH = Fe2KOH + (SO4)3
H2(g) + CO(g) + O2(g) = H2CO3(g) =>
H2(g) + CO(g) + O2(g) = H2CO3(g)
CH2CHCH3 + KMnO4 + H2SO4 = CH3COCH3 + K2SO4 + MnSO4 + H2O =>
5 CH2CHCH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3COCH3 + K2SO4 + 2 MnSO4 + 3 H2O
C6H5NH3Cl + NaOH = C6H5NH2 + H2O + NaCl =>
C6H5NH3Cl + NaOH = C6H5NH2 + H2O + NaCl
PbS + HCl + HNO3 = H2[PbCl6] + H2SO4 + NO2 + H2O =>
PbS + 6 HCl + 10 HNO3 = H2[PbCl6] + H2SO4 + 10 NO2 + 6 H2O
RuO2 + KNO3 + KOH = K2RuO4 + KNO2 + H2O =>
RuO2 + KNO3 + 2 KOH = K2RuO4 + KNO2 + H2O
NaOH + CrCl3 = NaCl + Cr(OH)3 =>
3 NaOH + CrCl3 = 3 NaCl + Cr(OH)3
HNO2 + H2N(CH2)3NH2 = HO(CH2)4OH + N2 + H2O =>
22 HNO2 + 12 H2N(CH2)3NH2 = 9 HO(CH2)4OH + 23 N2 + 26 H2O
Bi(OH)3 + KOH + KClO3 = K3BiO4 + KCl + H2O =>
3 Bi(OH)3 + 9 KOH + KClO3 = 3 K3BiO4 + KCl + 9 H2O
BeS + PtF2 = BeF2 + PtS =>
BeS + PtF2 = BeF2 + PtS
HCI + K2SO3 = KCI + H2SO3 =>
2 HCI + K2SO3 = 2 KCI + H2SO3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
ArCl3 + H2O = HCl + Ar(OH)3 =>
ArCl3 + 3 H2O = 3 HCl + Ar(OH)3
K2CO3 + CoCl2 = KCl + CO3Co =>
K2CO3 + CoCl2 = 2 KCl + CO3Co
K2CO3 + HBr = CO2 + H2O + KBr =>
K2CO3 + 2 HBr = CO2 + H2O + 2 KBr
Cu(OH)2 + Al + HCl = Cu + AlCl3 + H2O =>
3 Cu(OH)2 + 2 Al + 6 HCl = 3 Cu + 2 AlCl3 + 6 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
CuBr2 + Pb(C2H3O2)2 = Cu(C2H3O2)2 + PbBr2 =>
CuBr2 + Pb(C2H3O2)2 = Cu(C2H3O2)2 + PbBr2
Pb40 = Pb20 =>
Pb40 = 2 Pb20
CaMg(CO3)2 + SiO2 + H2O = Ca2Mg5Si8O22(OH)2 + CaCO3 + CO2 =>
5 CaMg(CO3)2 + 8 SiO2 + H2O = Ca2Mg5Si8O22(OH)2 + 3 CaCO3 + 7 CO2
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 = =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
Cl2O6 + KOH = Cl2 + KClO4 + H2O =>
7 Cl2O6 + 12 KOH = Cl2 + 12 KClO4 + 6 H2O
ClO3{-} + SO2 + H2O = Cl{-} + SO4{-2} + H{+} =>
ClO3{-} + 3 SO2 + 3 H2O = Cl{-} + 3 SO4{-2} + 6 H{+}
Mg(s) + Al2(SO4)3(aq) = MgSO4(aq) + Al(s) =>
3 Mg(s) + Al2(SO4)3(aq) = 3 MgSO4(aq) + 2 Al(s)
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Bi2O3 + C2 = Bi + CO2 =>
4 Bi2O3 + 3 C2 = 8 Bi + 6 CO2
Na3[Cr(OH)6] = NaCrO2 + NaOH + H2O =>
Na3[Cr(OH)6] = NaCrO2 + 2 NaOH + 2 H2O
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