| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe(NO3)2 + 2 Na3(PO4) = Fe3(PO4)2 + 6 Na(NO3)
Cr(OH)3 + ClO3{-} + OH{-} = CrO4{-2} + Cl{-} + H2O =>
2 Cr(OH)3 + ClO3{-} + 4 OH{-} = 2 CrO4{-2} + Cl{-} + 5 H2O
H3PO4(aq) + CsOH(aq) = CsH2PO4 + H2O =>
H3PO4(aq) + CsOH(aq) = CsH2PO4 + H2O
KAl(SO4)2 + KOH = Al(OH)3 + K2SO4 =>
KAl(SO4)2 + 3 KOH = Al(OH)3 + 2 K2SO4
Zn + I2 = ZnI2 =>
Zn + I2 = ZnI2
Ca(HCO3)2 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HNO3 = Ca(NO3)2 + 2 CO2 + 2 H2O
AlCl3 + Br2 = AlBr3 + Cl2 =>
2 AlCl3 + 3 Br2 = 2 AlBr3 + 3 Cl2
Ca + HCl = CaCl2 + H2(g) =>
Ca + 2 HCl = CaCl2 + H2(g)
Mg(NO3)2 + H2SO4 = MgSO4 + H2(NO3)2 =>
Mg(NO3)2 + H2SO4 = MgSO4 + H2(NO3)2
Cl2 + CuBr2 = Br2 + CuCl =>
Cl2 + 2 CuBr2 = 2 Br2 + 2 CuCl
CH4(g) + Br2(l) = CBr4(s) + HBr(g) =>
CH4(g) + 4 Br2(l) = CBr4(s) + 4 HBr(g)
Cu(NO3)2 + Na2(SO4) = CuSO4 + NaNO3 =>
Cu(NO3)2 + Na2(SO4) = CuSO4 + 2 NaNO3
KCl + Mn(OH)2 = MnCl2 + KOH =>
2 KCl + Mn(OH)2 = MnCl2 + 2 KOH
H2CO3(aq) + LiOH(aq) = Li2CO3(aq) + H2O(l) =>
H2CO3(aq) + 2 LiOH(aq) = Li2CO3(aq) + 2 H2O(l)
ArBr3 + K2(SO4) = KBr + Ar2(SO4)3 =>
2 ArBr3 + 3 K2(SO4) = 6 KBr + Ar2(SO4)3
Pt(SO4)2 + Zn = ZnSO4 + Pt =>
Pt(SO4)2 + 2 Zn = 2 ZnSO4 + Pt
ZnCl2 + H3PO4 = Zn3(PO4)2 + HCl =>
3 ZnCl2 + 2 H3PO4 = Zn3(PO4)2 + 6 HCl
CO2 + Mg = MgO + C =>
CO2 + 2 Mg = 2 MgO + C
H5IO6 + KOH = K5IO6 + H2O =>
H5IO6 + 5 KOH = K5IO6 + 5 H2O
C12H22O11 + HCl + O2 = C12H4Cl6 + H2O =>
2 C12H22O11 + 12 HCl + O2 = 2 C12H4Cl6 + 24 H2O
V2O5 + H2O = V(OH)5 =>
V2O5 + 5 H2O = 2 V(OH)5
Ba + SCN = Ba(SCN)2 =>
Ba + 2 SCN = Ba(SCN)2
(NH4)2SO4 + H3PO4 = NH4H2PO4 + H2SO4 =>
(NH4)2SO4 + 2 H3PO4 = 2 NH4H2PO4 + H2SO4
Al(OH)3 + H2SO4 + H2O = Al2(SO4)3*15H2O =>
2 Al(OH)3 + 3 H2SO4 + 9 H2O = Al2(SO4)3*15H2O
CaCO3 + CuO = CaCuO2 + CO2 =>
CaCO3 + CuO = CaCuO2 + CO2
MgCl2 + K2CO3 + H2O = (MgOH)2CO3 + CO2 + KCl =>
2 MgCl2 + 2 K2CO3 + H2O = (MgOH)2CO3 + CO2 + 4 KCl
NaOH + Ni(CH3CO2)2 = Na(CH3CO2) + Ni(OH)2 =>
2 NaOH + Ni(CH3CO2)2 = 2 Na(CH3CO2) + Ni(OH)2
C4H8Cl2 + KOH = C4H6 + H2O + KCl =>
C4H8Cl2 + 2 KOH = C4H6 + 2 H2O + 2 KCl
C9H13N + H2SO4 = C18H28N2O4S =>
2 C9H13N + H2SO4 = C18H28N2O4S
C6H5OH + HNO3 = CO2 + N2 + H2O =>
5 C6H5OH + 28 HNO3 = 30 CO2 + 14 N2 + 29 H2O
C9H8O4 + Na2CO3 = NaC9H7O4 + CO2 + H2O =>
2 C9H8O4 + Na2CO3 = 2 NaC9H7O4 + CO2 + H2O
H2SO4 + K2(Cr2O7) = Cr2(SO4)3 + K2SO4 + H2O + O2 =>
8 H2SO4 + 2 K2(Cr2O7) = 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O + 3 O2
H2SO4 + C4H6BaO4 = BaO4S + C2H4O2 =>
H2SO4 + C4H6BaO4 = BaO4S + 2 C2H4O2
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Mg(NO3)2 + H2SO4 = MgSO4 + H2(NO3)2 =>
Mg(NO3)2 + H2SO4 = MgSO4 + H2(NO3)2
Na2S + Na2Cr2O7 + HCl = S + CrCl3 + NaCl + H2O =>
3 Na2S + Na2Cr2O7 + 14 HCl = 3 S + 2 CrCl3 + 8 NaCl + 7 H2O
CH4(g) + Br2(l) = CBr4(s) + HBr(g) =>
CH4(g) + 4 Br2(l) = CBr4(s) + 4 HBr(g)
Zn + HBr = H2 + ZnBr2 =>
Zn + 2 HBr = H2 + ZnBr2
C6H12O6 + Ag2O(NH3) = Ag + C6H8O7 + NH3 + H2O =>
C6H12O6 + 3 Ag2O(NH3) = 6 Ag + C6H8O7 + 3 NH3 + 2 H2O
CH2CHCH2CH3 + HCl = CH3CHClCH2CH3 =>
CH2CHCH2CH3 + HCl = CH3CHClCH2CH3
K[Al(OH)4] + H2S = Al(OH)3 + KHS + H2O =>
K[Al(OH)4] + H2S = Al(OH)3 + KHS + H2O
K4[Fe(CN)6] + H2SO4 = K2SO4 + FeSO4 + HCN =>
K4[Fe(CN)6] + 3 H2SO4 = 2 K2SO4 + FeSO4 + 6 HCN
Zn + CuO4S = O4SZn + Cu =>
Zn + CuO4S = O4SZn + Cu
KOH + (NH4)NO3 = KNO3 + NH3 + H2O =>
KOH + (NH4)NO3 = KNO3 + NH3 + H2O
CO2 + FeCl2 = CCl4 + FeO =>
CO2 + 2 FeCl2 = CCl4 + 2 FeO
NH4HSO4 = NH3 + N2 + SO2 + H2O =>
3 NH4HSO4 = NH3 + N2 + 3 SO2 + 6 H2O
Ca10(PO4)6F2 + HCl = H3PO4 + CaCl2 + HF =>
Ca10(PO4)6F2 + 20 HCl = 6 H3PO4 + 10 CaCl2 + 2 HF
H2SO4 + NiO = H2O + NiSO4 =>
H2SO4 + NiO = H2O + NiSO4
PbO + S = Pb + SO3 =>
3 PbO + S = 3 Pb + SO3
Pb(NO2)2 + LiCl = PbCl2 + Li(NO2) =>
Pb(NO2)2 + 2 LiCl = PbCl2 + 2 Li(NO2)
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