| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
MgCl2 + Fe = FeCl3 + Mg =>
3 MgCl2 + 2 Fe = 2 FeCl3 + 3 Mg
Ag + S = Ag2S =>
2 Ag + S = Ag2S
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
CS2(s) + O2(g) = CO2(g) + SO2(g) =>
CS2(s) + 3 O2(g) = CO2(g) + 2 SO2(g)
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
Ag + S = Ag2S =>
2 Ag + S = Ag2S
H2SO4 + Cu = CuSO4 + SO2 + H2O =>
2 H2SO4 + Cu = CuSO4 + SO2 + 2 H2O
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
NH3(g) + HCl(g) = NH4Cl =>
NH3(g) + HCl(g) = NH4Cl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cr2S3 + Mn(NO3)2 + Na2CO3 = NO + CO2 + Na2CrO4 + Na2MnO4 + Na2SO4 =>
Cr2S3 + 15 Mn(NO3)2 + 20 Na2CO3 = 30 NO + 20 CO2 + 2 Na2CrO4 + 15 Na2MnO4 + 3 Na2SO4
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
CoCl2 + KOH = KCl + Co(OH)2 =>
CoCl2 + 2 KOH = 2 KCl + Co(OH)2
(NH4)2CO3 = (NH4)2O + CO2 =>
(NH4)2CO3 = (NH4)2O + CO2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NH3(g) + HCl(g) = NH4Cl =>
NH3(g) + HCl(g) = NH4Cl
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Al + CuSO4 = Cu + AlSO4 =>
Al + CuSO4 = Cu + AlSO4
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
NH3(g) + HCl(g) = NH4Cl =>
NH3(g) + HCl(g) = NH4Cl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
K2Cr2O7 + HCl = CrCl3 + KCl + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 3 Cl2
C + S8 = CS2 =>
4 C + S8 = 4 CS2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
N2O + O2 = NO =>
2 N2O + O2 = 4 NO
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Cu(NO3)2 + K2S = CuS + KNO3 =>
Cu(NO3)2 + K2S = CuS + 2 KNO3
Li3N + (NH4)(NO3) = Li(NO3) + (NH4)3N =>
Li3N + 3(NH4)(NO3) = 3 Li(NO3) + (NH4)3N
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
NI3(s) = N2(g) + I2 =>
2 NI3(s) = N2(g) + 3 I2
Pb(NO3)2 + K2Cr2O7 = PbCr2O7(s) + KNO3(aq) =>
Pb(NO3)2 + K2Cr2O7 = PbCr2O7(s) + 2 KNO3(aq)
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Cu2S + NHO3 = Cu(NO3)2 + CuSO4 + NO2 + H20 =>
10 Cu2S + 60 NHO3 = 10 Cu(NO3)2 + 10 CuSO4 + 40 NO2 + 3 H20
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Ag{+} + AsH3 + OH{-} = Ag + H3AsO3 + H2O =>
6 Ag{+} + AsH3 + 6 OH{-} = 6 Ag + H3AsO3 + 3 H2O
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
BaCO3 + H2SO4 = BaSO4 + H2O + CO2 =>
BaCO3 + H2SO4 = BaSO4 + H2O + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/01/13
Équations équilibrées sur12/01/12
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