| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K + 2 H2O = 2 KOH + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2SO3 = SO2 + H2O =>
H2SO3 = SO2 + H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
C18H36O2 + O2 = CO2 + H2O =>
C18H36O2 + 26 O2 = 18 CO2 + 18 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Fe + AgCl = FeCl2 + Ag =>
Fe + 2 AgCl = FeCl2 + 2 Ag
K2Cr2O7 + H2SO4 + C2H5OH = C2H4O + H2O + Cr2(SO4)3 + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 C2H5OH = 3 C2H4O + 7 H2O + Cr2(SO4)3 + K2SO4
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
KMnO7 + H2SO4 + C2H5OH = C2H4O + H2O + MnSO4 + K2SO4 =>
2 KMnO7 + 3 H2SO4 + 11 C2H5OH = 11 C2H4O + 14 H2O + 2 MnSO4 + K2SO4
KMnO4 + H2SO4 + C2H5OH = C2H4O + H2O + MnSO4 + K2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 C2H5OH = 5 C2H4O + 8 H2O + 2 MnSO4 + K2SO4
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + K2SO4 + 7 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCLO4 + KOH = KCLO4 + H2O =>
HCLO4 + KOH = KCLO4 + H2O
CdSO4 + NH4OH = Cd(OH)2 + (NH4)2SO4 =>
CdSO4 + 2 NH4OH = Cd(OH)2 + (NH4)2SO4
H2 + O2 = O2H =>
H2 + 2 O2 = 2 O2H
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
H2 + O2 = OH =>
H2 + O2 = 2 OH
KBr(aq) + H2SO4(aq) + MnO2(aq) = KHSO4(aq) + MnSO4(aq) + H2O(l) + Br2(l) =>
2 KBr(aq) + 3 H2SO4(aq) + MnO2(aq) = 2 KHSO4(aq) + MnSO4(aq) + 2 H2O(l) + Br2(l)
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
PbS + HBr = PbBr2 + H2S =>
PbS + 2 HBr = PbBr2 + H2S
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
Mg + FeCl3 = MgCl2 + Fe =>
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cr2O3 + Cl2 + C = CrCl3 + CO =>
Cr2O3 + 3 Cl2 + 3 C = 2 CrCl3 + 3 CO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Zn3As2 + HCl = ZnCl2 + AsH3 =>
Zn3As2 + 6 HCl = 3 ZnCl2 + 2 AsH3
Al(OH)3 + K2O = Al2O3 + KOH =>
2 Al(OH)3 + 3 K2O = Al2O3 + 6 KOH
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
Ca{+2} + Cl{-} = CaCl2 =>
Ca{+2} + 2 Cl{-} = CaCl2
C + O = CO2 =>
C + 2 O = CO2
Cr(NO3)3(aq) + Na2CO3(aq) = Cr2(CO3)3(s) + NaNO3(aq) =>
2 Cr(NO3)3(aq) + 3 Na2CO3(aq) = Cr2(CO3)3(s) + 6 NaNO3(aq)
HCl + PbO2 = Cl2 + PbCl2 + H2O =>
4 HCl + PbO2 = Cl2 + PbCl2 + 2 H2O
C2H5OH = C2H6 + O2 =>
2 C2H5OH = 2 C2H6 + O2
SnCl2 + NH4OH = Sn(OH)Cl + NH4Cl =>
SnCl2 + NH4OH = Sn(OH)Cl + NH4Cl
H{+} + OH{-} = H2O =>
H{+} + OH{-} = H2O
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/12
Équations équilibrées sur03/04/11
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