| Équations équilibrées la veille |
Ag + H2O = AgOH + H
H2B4O7 + H2O = HBO2 =>
H2B4O7 + H2O = 4 HBO2
NoCO3 + Al(OH)3 = No(OH)2 + Al2(CO3)3 =>
3 NoCO3 + 2 Al(OH)3 = 3 No(OH)2 + Al2(CO3)3
Al(OH)3 + CO2 = Al(HCO3)3 =>
Al(OH)3 + 3 CO2 = Al(HCO3)3
Carbontetrabromide + O2 = Br2 + carbondioxide =>
CBr4 + O2 = 2 Br2 + CO2
Al3 + Mg = MgAl3 =>
Al3 + Mg = MgAl3
Ba(NO3)2(aq) + Na2CrO4(aq) = BaCrO4(s) + Na(NO3)(aw) =>
Ba(NO3)2(aq) + Na2CrO4(aq) = BaCrO4(s) + 2 Na(NO3)(aw)
AI(OH)3 + NaOH = NaAIO2 + H2O =>
AI(OH)3 + NaOH = NaAIO2 + 2 H2O
HNO3 + Cu = Cu(NO3)3 + NO + H2O =>
4 HNO3 + Cu = Cu(NO3)3 + NO + 2 H2O
AlCl3 + BaS = Al2S3 + BaCl2 =>
2 AlCl3 + 3 BaS = Al2S3 + 3 BaCl2
Mo + H2O = Mo(OH)3 + H2 =>
2 Mo + 6 H2O = 2 Mo(OH)3 + 3 H2
Sr3P2 + KI = K3P + SrI2 =>
Sr3P2 + 6 KI = 2 K3P + 3 SrI2
Pb(s) + PbO2(s) + H2SO4 = PbSO4(s) + H2O =>
Pb(s) + PbO2(s) + 2 H2SO4 = 2 PbSO4(s) + 2 H2O
HCl(aq) + Li2CO3(aq) = LiCl(aq) + H2O(l) + CO2(g) =>
2 HCl(aq) + Li2CO3(aq) = 2 LiCl(aq) + H2O(l) + CO2(g)
FeCl2 + Na2CO4 = FeCO4 + NaCl =>
FeCl2 + Na2CO4 = FeCO4 + 2 NaCl
CO + H2 = C6H6O + H2O =>
6 CO + 8 H2 = C6H6O + 5 H2O
Pb(NO3)2(s) + K2CO3(s) = Pb(CO3)(s) + KNO3(s) =>
Pb(NO3)2(s) + K2CO3(s) = Pb(CO3)(s) + 2 KNO3(s)
Ca(HCO3)2(ac) = CaCO3(s) + CO2 + H2O(l) =>
Ca(HCO3)2(ac) = CaCO3(s) + CO2 + H2O(l)
Cu(NH3)4SO4 + HS = Cu(NH3)4S + HSO4 =>
Cu(NH3)4SO4 + HS = Cu(NH3)4S + HSO4
Cu(NO3)2(aq) + NaOH(aq) = NaNO3(aq) + Cu(OH)2(aq) =>
Cu(NO3)2(aq) + 2 NaOH(aq) = 2 NaNO3(aq) + Cu(OH)2(aq)
KCn + HCl = HCn + KCl =>
KCn + HCl = HCn + KCl
Mg(s) + NaOH(aq) = MgOH(aq) + Na(g) =>
Mg(s) + NaOH(aq) = MgOH(aq) + Na(g)
NaNO3 + (NH4)3PO4 = NH4NO3 + Na3PO4 =>
3 NaNO3 + (NH4)3PO4 = 3 NH4NO3 + Na3PO4
Na2(SO4) + Al(PO4) = Na3(PO4) + Al2(SO4)3 =>
3 Na2(SO4) + 2 Al(PO4) = 2 Na3(PO4) + Al2(SO4)3
Al2O3(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
Al2O3(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2O(l)
Ni(NO3)2 + CuCl = NiCl2 + CuNO3 =>
Ni(NO3)2 + 2 CuCl = NiCl2 + 2 CuNO3
CaCr2O7 + Fe3(PO4)4 = Ca3(PO4)2 + Fe(Cr2O7)2 =>
6 CaCr2O7 + Fe3(PO4)4 = 2 Ca3(PO4)2 + 3 Fe(Cr2O7)2
Li2(CO3)3 + HCl = LiCl3 + CO2 + H2O =>
Li2(CO3)3 + 6 HCl = 2 LiCl3 + 3 CO2 + 3 H2O
CO2 + H2O = CH3 + O2 =>
4 CO2 + 6 H2O = 4 CH3 + 7 O2
CH3CH2OH + MnO4{-} + OH{-} = CH3COO{-} + MnO4{-2} + H2O =>
CH3CH2OH + 4 MnO4{-} + 5 OH{-} = CH3COO{-} + 4 MnO4{-2} + 4 H2O
Pb2O3 + KI + HNO3 = I2 + Pb(NO3)2 + KNO3 + H2O =>
Pb2O3 + 2 KI + 6 HNO3 = I2 + 2 Pb(NO3)2 + 2 KNO3 + 3 H2O
BaCl2 + AgF = BaF2 + AgCl =>
BaCl2 + 2 AgF = BaF2 + 2 AgCl
Ag2O + C2 = Ag + CO2 =>
4 Ag2O + C2 = 8 Ag + 2 CO2
X2SO3 + HCl = XCl + H2SO3 =>
X2SO3 + 2 HCl = 2 XCl + H2SO3
Pd + H2SO4 = Pd(SO4)4 + H2 =>
Pd + 4 H2SO4 = Pd(SO4)4 + 4 H2
SnCl4 + Fe2S3 = FeCl3 + SnS2 =>
3 SnCl4 + 2 Fe2S3 = 4 FeCl3 + 3 SnS2
FeXO3 + H2SO4 = XO2 + FeSO4 + H2O =>
FeXO3 + H2SO4 = XO2 + FeSO4 + H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Na2SO3 + H2SO4 + K2Cr2O7 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 Na2SO3 + 4 H2SO4 + K2Cr2O7 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 4 H2O
KPO3 + TiO2 = TiP2O7 + K4P2O7 =>
4 KPO3 + TiO2 = TiP2O7 + K4P2O7
NaI + H3P = Na3P + HI =>
3 NaI + H3P = Na3P + 3 HI
Na2CO3 + NaCl = Na + Cl2CO3 =>
Na2CO3 + 2 NaCl = 4 Na + Cl2CO3
N2O3 + H2O = NH3 + O2 =>
N2O3 + 3 H2O = 2 NH3 + 3 O2
(NH4)2SO3 = NH4 + SO3 =>
(NH4)2SO3 = 2 NH4 + SO3
Zn + PbSO4 = Zn2SO4 + Pb =>
2 Zn + PbSO4 = Zn2SO4 + Pb
O7 = O8 =>
8 O7 = 7 O8
SrCO3 + H2S = H2CO3 + SrS =>
SrCO3 + H2S = H2CO3 + SrS
Cr2(SO4)3 + H2O = Cr(OH)3 + H2SO4 =>
Cr2(SO4)3 + 6 H2O = 2 Cr(OH)3 + 3 H2SO4
CuO + SiH4 = CuSi + H2O + H2 =>
CuO + SiH4 = CuSi + H2O + H2
C13H8O + NaBH4 = C13H9OH + NaBH3 =>
C13H8O + 2 NaBH4 = C13H9OH + 2 NaBH3
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