| Équations équilibrées la veille |
4 C2H5NO2 + 2 H2O = 5 CO2 + 3 CH4 + 4 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
CH3COOH + C2H5COONa = CH3COONa + C2H5COOH =>
CH3COOH + C2H5COONa = CH3COONa + C2H5COOH
CaCO3 + HCl = CaCl2(aq) + H2O(l) + CO2(g) =>
CaCO3 + 2 HCl = CaCl2(aq) + H2O(l) + CO2(g)
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
BrFl3 = Br2 + Fl =>
2 BrFl3 = Br2 + 6 Fl
FeO + F = FeF + O2 =>
2 FeO + 2 F = 2 FeF + O2
ClO2 + K = KCl + O2 =>
ClO2 + K = KCl + O2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
MgCl2 + Cu = CuCl + Mg2 =>
2 MgCl2 + 4 Cu = 4 CuCl + Mg2
Al(NO3)3 + NH3 + H2O = NH4NO3 + Al(OH)3 =>
Al(NO3)3 + 3 NH3 + 3 H2O = 3 NH4NO3 + Al(OH)3
Ti(OH)3 + HNO3 = TiO(NO3)2 + NH4NO3 + H2O =>
8 Ti(OH)3 + 18 HNO3 = 8 TiO(NO3)2 + NH4NO3 + 19 H2O
SrBr2 + (NH4)2CO3 = SrCO3 + Br2(NH4)2 =>
SrBr2 + (NH4)2CO3 = SrCO3 + Br2(NH4)2
ZnCl2 + PbC2H3O2 = PbCl + Zn(O2CCH3)2 =>
ZnCl2 + 2 PbC2H3O2 = 2 PbCl + Zn(O2CCH3)2
WS2 + CoS2 = WS3 + Co7W6 =>
32 WS2 + 7 CoS2 = 26 WS3 + Co7W6
S + Cl2 = SCl6 =>
S + 3 Cl2 = SCl6
Ag1 + Fe2(CO3)3 = Fe13 + Ag2CO3 =>
78 Ag1 + 13 Fe2(CO3)3 = 2 Fe13 + 39 Ag2CO3
Cl2(s) + KBr(aq) = BrCl2 + K =>
Cl2(s) + KBr(aq) = BrCl2 + K
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
VCl3 + Mg = V + MgCl2 =>
2 VCl3 + 3 Mg = 2 V + 3 MgCl2
(CH3)2CHCHO + KMnO4 + KOH = (CH3)2CHCOOK + MnO2 + H2O =>
3(CH3)2CHCHO + 2 KMnO4 + KOH = 3(CH3)2CHCOOK + 2 MnO2 + 2 H2O
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
NaNO2 + NaClO + H2SO4 = Cl2 + NaNO3 + Na2SO4 + H2O =>
NaNO2 + 2 NaClO + H2SO4 = Cl2 + NaNO3 + Na2SO4 + H2O
Na2SO3 + SO2 + H2O = NaHSO3 =>
Na2SO3 + SO2 + H2O = 2 NaHSO3
VCl3 + Mg = V + MgCl2 =>
2 VCl3 + 3 Mg = 2 V + 3 MgCl2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + Ni(SO4) = Al(SO4) + Ni =>
Al + Ni(SO4) = Al(SO4) + Ni
MnO4{-} + S03{2-} + H2O = MnO2 + S04{2-} + OH{-} =>
2 MnO4{-} + 12 S03{2-} + 4 H2O = 2 MnO2 + 9 S04{2-} + 8 OH{-}
Ca{+} + Al = Ca + Al{+3} =>
3 Ca{+} + Al = 3 Ca + Al{+3}
Na2CO3 + CaBr2 = CaCO3 + Na2Br2 =>
Na2CO3 + CaBr2 = CaCO3 + Na2Br2
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
XC2H5 + KMnO4 + H2SO4 = XCOOH + MnSO4 + K2SO4 + H2O + K2CO3 =>
5 XC2H5 + 12 KMnO4 + 13 H2SO4 = 5 XCOOH + 12 MnSO4 + K2SO4 + 23 H2O + 5 K2CO3
C20H27NO11 + H2O = HCN + C7H6O + C6H12O6 =>
C20H27NO11 + 2 H2O = HCN + C7H6O + 2 C6H12O6
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
O2 + MnO = Mn3O4 =>
O2 + 6 MnO = 2 Mn3O4
PbO = Pb + O2 =>
2 PbO = 2 Pb + O2
NH3 + Cl2 = N2 + HCl =>
2 NH3 + 3 Cl2 = N2 + 6 HCl
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
SiO + CO2O3 = SiO2 + CO =>
4 SiO + CO2O3 = 4 SiO2 + CO
H2SO4 + MgCl2 = HCl + MgSO4 =>
H2SO4 + MgCl2 = 2 HCl + MgSO4
Pb2 + O4 + H2O = Pb(OH)2 =>
2 Pb2 + O4 + 4 H2O = 4 Pb(OH)2
Co2(CO3)3 = CO2 + Co2O3 =>
Co2(CO3)3 = 3 CO2 + Co2O3
HCl + FeNO3 = HNO3 + FeCl =>
HCl + FeNO3 = HNO3 + FeCl
Fe + CuSO4 = Cu + FeSO4 =>
Fe + CuSO4 = Cu + FeSO4
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