| Équations équilibrées la veille |
2 Al2O3 = 4 Al + 3 O2
Al + CsOH = CsAlO + H2 =>
2 Al + 2 CsOH = 2 CsAlO + H2
MnO2 + NaNO3 + Na2CO3 = Na2MnO4 + CO2 + NO =>
3 MnO2 + 2 NaNO3 + 2 Na2CO3 = 3 Na2MnO4 + 2 CO2 + 2 NO
H2S + Zn(OH)2 = H2O + ZnS =>
H2S + Zn(OH)2 = 2 H2O + ZnS
Pb(s)ZnCl2(aq) = PbCl2(aq)Zn(s) =>
Pb(s)ZnCl2(aq) = PbCl2(aq)Zn(s)
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Fe6 + HCl = FeCl2 + H2 =>
Fe6 + 12 HCl = 6 FeCl2 + 6 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
S + O3 = SO2 =>
3 S + 2 O3 = 3 SO2
Cu + Ag2SO3 = CuSO3 + Ag =>
Cu + Ag2SO3 = CuSO3 + 2 Ag
C + O2 = CO2 =>
C + O2 = CO2
C4H8 + O2 = CO + H2O =>
C4H8 + 4 O2 = 4 CO + 4 H2O
C6H8O2 + H2O = C6O2 + H3O =>
C6H8O2 + 8 H2O = C6O2 + 8 H3O
HNO3(aq) + LiOH(aq) = LiNO3(aq) + H2O(l) =>
HNO3(aq) + LiOH(aq) = LiNO3(aq) + H2O(l)
MnSO4 + H2O2 + KOH = MnO2 + K2SO4 + H2O =>
MnSO4 + H2O2 + 2 KOH = MnO2 + K2SO4 + 2 H2O
CaSO4 + FeBr3 = CaBr2 + Fe2(SO4)3 =>
3 CaSO4 + 2 FeBr3 = 3 CaBr2 + Fe2(SO4)3
CH4(g) + H2O(g) = CO(g) + H2(g) =>
CH4(g) + H2O(g) = CO(g) + 3 H2(g)
NaOH + S2 = Na2S2O3 + Na2S5 + H2O =>
6 NaOH + 6 S2 = Na2S2O3 + 2 Na2S5 + 3 H2O
Ca + O2 = Ca2O2 =>
2 Ca + O2 = Ca2O2
Ag + NO3 = AgNO3 =>
Ag + NO3 = AgNO3
FeCl2 + O2 + H2O = Fe2O3 + HCl =>
4 FeCl2 + O2 + 4 H2O = 2 Fe2O3 + 8 HCl
NH2 = N2H4 =>
2 NH2 = N2H4
Ca(N1O3)2 = Ca + NO2 + O2 =>
Ca(N1O3)2 = Ca + 2 NO2 + O2
Ba(OH)2 + Al(OH)3 = Ba3(AlO3)2 + H2O =>
3 Ba(OH)2 + 2 Al(OH)3 = Ba3(AlO3)2 + 6 H2O
K4[Fe(CN)6] + H2O2 = K3[Fe(CN)6] + KOH =>
2 K4[Fe(CN)6] + H2O2 = 2 K3[Fe(CN)6] + 2 KOH
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
HC1(ac) + Cr(s) = CrC13(ac) + H2(g) =>
26 HC1(ac) + 2 Cr(s) = 2 CrC13(ac) + 13 H2(g)
C + K2Cr2O7 + H2SO4 = CO2 + Cr7(SO4)3 + H2O + K2SO4 =>
18 C + 7 K2Cr2O7 + 13 H2SO4 = 18 CO2 + 2 Cr7(SO4)3 + 13 H2O + 7 K2SO4
(CuOH2)CO3 = CuO + H2 + CO3 =>
(CuOH2)CO3 = CuO + H2 + CO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C6H5COCH3 + NaBH4 + H2O = C6H5CH(OH)CH3 + NaOH + B(OH)3 =>
4 C6H5COCH3 + NaBH4 + 4 H2O = 4 C6H5CH(OH)CH3 + NaOH + B(OH)3
Cu + Pb2(SO4)2 = Cu2(SO4) + Pb =>
4 Cu + Pb2(SO4)2 = 2 Cu2(SO4) + 2 Pb
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Ba(s) + O2(g) = BaO(s) =>
2 Ba(s) + O2(g) = 2 BaO(s)
HCN(aq) + LiOH(aq) = LiCN(aq) + H2O(l) =>
HCN(aq) + LiOH(aq) = LiCN(aq) + H2O(l)
Fe2O3(s) + CO(g) = Fe(a) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(a) + 3 CO2(g)
O2 + HF = OF2 + H2O =>
O2 + 2 HF = OF2 + H2O
HIO3 + Bi2O3 = Bi(IO3)3 + H2O =>
6 HIO3 + Bi2O3 = 2 Bi(IO3)3 + 3 H2O
Fe{3+} + H2O = Fe(OH){2+} + H3O{+} =>
Fe{3+} + 2 H2O = Fe(OH){2+} + H3O{+}
C2H3(OH)2 + O2 = C + H2O =>
4 C2H3(OH)2 + O2 = 8 C + 10 H2O
Al(OH)3 + Ba(OH)2 = Ba[Al(OH)4]2 =>
2 Al(OH)3 + Ba(OH)2 = Ba[Al(OH)4]2
H2CO3 + Cu = H2 + Cu2CO3 =>
H2CO3 + 2 Cu = H2 + Cu2CO3
CuSO4 + (NH4)2CO3 = CuCO3 + (NH4)2SO4 =>
CuSO4 + (NH4)2CO3 = CuCO3 + (NH4)2SO4
Zn + N2 = Zn(N2) =>
Zn + N2 = Zn(N2)
Ca + ZnBr2 = Zn + CaBr2 =>
Ca + ZnBr2 = Zn + CaBr2
Al(aq) + S(s) = Al2S3(s) =>
2 Al(aq) + 3 S(s) = Al2S3(s)
CH3 + N2 + O2 = CO2 + NH3 =>
2 CH3 + N2 + 2 O2 = 2 CO2 + 2 NH3
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
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