| Équations équilibrées la veille |
Al + K2O = K2 + AlO
CH3CNaOO + H2O = CH3COOH + NaOH =>
CH3CNaOO + H2O = CH3COOH + NaOH
CO2 + LiOH = Li + CO3 + H2O =>
CO2 + 2 LiOH = 2 Li + CO3 + H2O
Pb + (OH)2 + HNO3 = PbNO3 + H2O =>
2 Pb + (OH)2 + 2 HNO3 = 2 PbNO3 + 2 H2O
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Zn(OH)2 + NaOH = Na2Zn(OH)4 =>
Zn(OH)2 + 2 NaOH = Na2Zn(OH)4
C3H6Cl2 + Mg = C3H6 + MgCl2 =>
C3H6Cl2 + Mg = C3H6 + MgCl2
K2Cr2O7 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl + H2O =>
K2Cr2O7 + 5 Na2SO3 + 4 HCl = 2 KCl + 5 Na2SO4 + 2 CrCl + 2 H2O
NaOH + H2C4H4O4 = Na2C4H4O4 + H2O =>
2 NaOH + H2C4H4O4 = Na2C4H4O4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaSO4(ag) + MgCl2(ag) = CaCl2(ag) + MgSO4(ag) =>
CaSO4(ag) + MgCl2(ag) = CaCl2(ag) + MgSO4(ag)
Hydrogen + bromine = hydrogenbromide =>
H2 + Br2 = 2 HBr
CH3OH + PCl5 = CH3Cl + H2O + POCl3 =>
2 CH3OH + PCl5 = 2 CH3Cl + H2O + POCl3
(CH3)3NHCl + NaOH = N(CH3)3 + NaCl + H2O =>
(CH3)3NHCl + NaOH = N(CH3)3 + NaCl + H2O
C6H12 + C4H10O2 = C6H10O + C4H10O =>
5 C6H12 + 6 C4H10O2 = 3 C6H10O + 9 C4H10O
I{-} + H2O = H2 + IO3{-} =>
I{-} + 3 H2O = 3 H2 + IO3{-}
NH4NO3 + KOH = NH4 + KO + H2O =>
NH4NO3 + 10 KOH = 2 NH4 + 10 KO + 3 H2O
K2Cr2O7{2-} + Ag{+} = K2Cr2O7 + Ag(s) =>
K2Cr2O7{2-} + 2 Ag{+} = K2Cr2O7 + 2 Ag(s)
Ca + Ag2S = Ag + CaS =>
Ca + Ag2S = 2 Ag + CaS
HCHO + KOH = HCOK + H2O =>
HCHO + KOH = HCOK + H2O
CuBr2 + KI + H2O = Cu(OH)2 + HI + KBr =>
CuBr2 + 2 KI + 2 H2O = Cu(OH)2 + 2 HI + 2 KBr
Al(MnO4)3 + NH4CIO2 = NH4MnO4 + Al(CIO2)3 =>
Al(MnO4)3 + 3 NH4CIO2 = 3 NH4MnO4 + Al(CIO2)3
Cu2(SO4)3 + H2O = H2SO4 + Cu2O3 =>
Cu2(SO4)3 + 3 H2O = 3 H2SO4 + Cu2O3
Na2S + H2SO4 = H2S + Na2SO4 =>
Na2S + H2SO4 = H2S + Na2SO4
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
MgSO4 + Sr(OH)2 = Mg(OH)2 + SrSO4 =>
MgSO4 + Sr(OH)2 = Mg(OH)2 + SrSO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2Cr2O7 + BaCl2 + CH3COONa + H2O = BaCrO4 + CH3COOH + KCl + Na2CrO4 =>
K2Cr2O7 + BaCl2 + 2 CH3COONa + H2O = BaCrO4 + 2 CH3COOH + 2 KCl + Na2CrO4
C3H7Br + CuO = CuBr + C3H6 + H2O + CO2 =>
18 C3H7Br + 18 CuO = 18 CuBr + 17 C3H6 + 12 H2O + 3 CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaBrCO2 = NaCO2Br =>
NaBrCO2 = NaCO2Br
Zn3(PO4)2 + SiO2 + C = ZnSiO3 + P4 + CO =>
2 Zn3(PO4)2 + 6 SiO2 + 10 C = 6 ZnSiO3 + P4 + 10 CO
AgBrO3 + Br2 + H2O = AgBr + HBrO3 =>
5 AgBrO3 + 3 Br2 + 3 H2O = 5 AgBr + 6 HBrO3
Zn(SO4) + Na(OH) = Zn(OH)2 + Na2(SO4) =>
Zn(SO4) + 2 Na(OH) = Zn(OH)2 + Na2(SO4)
ZrO{2+} + NaOH = ZrO(OH)2 + Na{+} =>
ZrO{2+} + 2 NaOH = ZrO(OH)2 + 2 Na{+}
OH{-} + S = S{-2} + S2O3{-2} + H2O =>
6 OH{-} + 4 S = 2 S{-2} + S2O3{-2} + 3 H2O
Na2S4O6 + HNO3 + KMnO4 = Na2SO4 + H2SO4 + Mn(NO3)2 + KNO3 + H2O =>
5 Na2S4O6 + 42 HNO3 + 14 KMnO4 = 5 Na2SO4 + 15 H2SO4 + 14 Mn(NO3)2 + 14 KNO3 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2O2 + I{-} = IO{-} + H2O =>
H2O2 + I{-} = IO{-} + H2O
MnCO3 + H2CO3 = Mn(HCO3)2 =>
MnCO3 + H2CO3 = Mn(HCO3)2
NH4Br + AgNO3 = NH4NO3 + AgBr =>
NH4Br + AgNO3 = NH4NO3 + AgBr
C6H12N4 + H2SO4 + H2O = HCHO + (NH4)2SO4 =>
C6H12N4 + 2 H2SO4 + 6 H2O = 6 HCHO + 2(NH4)2SO4
Pb(OH)4 + H4P2O7 = Pb3(HP2O7)4 + H2O =>
3 Pb(OH)4 + 4 H4P2O7 = Pb3(HP2O7)4 + 12 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
ZnSO4 + K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + K2SO4 =>
3 ZnSO4 + 2 K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + 3 K2SO4
Li3PO4 + FeCl3 = LiCl + FePO4 =>
Li3PO4 + FeCl3 = 3 LiCl + FePO4
CH3CHO + Cu{+2} + OH{-} = HCOO{-} + Cu2O + H2O =>
CH3CHO + 6 Cu{+2} + 14 OH{-} = 2 HCOO{-} + 3 Cu2O + 8 H2O
H2SO4 + Ca(NO3)2 = HNO3 + CaSO4 =>
H2SO4 + Ca(NO3)2 = 2 HNO3 + CaSO4
SO2 + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
3 SO2 + Cr2O7{2-} + 2 H{+} = 3 SO4{2-} + 2 Cr{3+} + H2O
HNO3 + C6H5CH3 = C6H2(NO2)3CH3 + H2O =>
3 HNO3 + C6H5CH3 = C6H2(NO2)3CH3 + 3 H2O
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