| Équations équilibrées la veille |
H2SO4 + K2C2O4 = K2SO4 + H2C2O4
C10H20 + O2 = CO2 + H2O =>
C10H20 + 15 O2 = 10 CO2 + 10 H2O
FeBr2 + Ba(OH)2 = Fe(OH)2 + BaBr2 =>
FeBr2 + Ba(OH)2 = Fe(OH)2 + BaBr2
H{+} + SO42{-} + I{-} = I2 + H2S + H2O =>
172 H{+} + 2 SO42{-} + 170 I{-} = 85 I2 + 2 H2S + 84 H2O
C3H8 + O2 = (CO)2 + H2O =>
2 C3H8 + 7 O2 = 3(CO)2 + 8 H2O
Fe2O3 + NO = Fe + NO2 =>
Fe2O3 + 3 NO = 2 Fe + 3 NO2
C6H15N + HF = C3F8 + NF3 + H2 =>
C6H15N + 19 HF = 2 C3F8 + NF3 + 17 H2
NH4OCONH2 = NH3 + CO2 =>
NH4OCONH2 = 2 NH3 + CO2
C2H4O2 + O = CO2 + H2O =>
C2H4O2 + 4 O = 2 CO2 + 2 H2O
N2O5 = N2 + O2 =>
2 N2O5 = 2 N2 + 5 O2
FeS2 + HNO3 = Fe(NO)3 + H2SO4 + NO =>
FeS2 + 4 HNO3 = Fe(NO)3 + 2 H2SO4 + NO
Pb(NO3)2 + NaClO = Pb(ClO)2 + Na(NO3) =>
Pb(NO3)2 + 2 NaClO = Pb(ClO)2 + 2 Na(NO3)
AgNO3(aq) + NaCl(aq) = AgCl(aq) + NO3Na =>
AgNO3(aq) + NaCl(aq) = AgCl(aq) + NO3Na
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ga(CN)3 + Sn(BrO3)4 = Sn(CN)4 + Ga(BrO3)3 =>
4 Ga(CN)3 + 3 Sn(BrO3)4 = 3 Sn(CN)4 + 4 Ga(BrO3)3
Bi2S3O12 + NH4OH = BiO3H3 + N2H8SO4 =>
Bi2S3O12 + 6 NH4OH = 2 BiO3H3 + 3 N2H8SO4
C10H20O2 + O2 = CO2 + H2O =>
C10H20O2 + 14 O2 = 10 CO2 + 10 H2O
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
C3H7COOK + H2O = C3H7COOH + K2O =>
2 C3H7COOK + H2O = 2 C3H7COOH + K2O
CaCO3 + HC2H3O2 = H2O + CO2 + Ca(C2H3O2)2 =>
CaCO3 + 2 HC2H3O2 = H2O + CO2 + Ca(C2H3O2)2
Cr2O3(s) + H2(g) = Cr(s) + H2O(l) =>
Cr2O3(s) + 3 H2(g) = 2 Cr(s) + 3 H2O(l)
Ag(SO4)2 + Ni = AgNi3 + (SO4)2 =>
Ag(SO4)2 + 3 Ni = AgNi3 + (SO4)2
Mg(s) + NaOH(aq) = MgO(aq) + NaH(aq) =>
Mg(s) + NaOH(aq) = MgO(aq) + NaH(aq)
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
Sr(HCO3)2 + Mn2(SO4)3 = Mn(HCO3)3 + SrSO4 =>
3 Sr(HCO3)2 + Mn2(SO4)3 = 2 Mn(HCO3)3 + 3 SrSO4
I{-} + SO4{-2} + H{+} = H2S + I2 + H2O =>
8 I{-} + SO4{-2} + 10 H{+} = H2S + 4 I2 + 4 H2O
CuSO4 + NaOH + N2H4 = N2 + Na2SO4 + CuOH + H2O =>
4 CuSO4 + 8 NaOH + N2H4 = N2 + 4 Na2SO4 + 4 CuOH + 4 H2O
Cu(NO3)2(aq) + Na2C2O4(aq) = NaNO3(aq) + CuC2O4(s) =>
Cu(NO3)2(aq) + Na2C2O4(aq) = 2 NaNO3(aq) + CuC2O4(s)
NH4Cl + Li = LiCl + NH3 + H2 =>
2 NH4Cl + 2 Li = 2 LiCl + 2 NH3 + H2
CoCl2 + NH4Cl = Co(NH3)6Cl2 + HCl =>
CoCl2 + 6 NH4Cl = Co(NH3)6Cl2 + 6 HCl
H2S + KOH = SOH2 + KH =>
H2S + KOH = SOH2 + KH
Na2CO3(aq) + K2CrO4(aq) = Na2CrO4(aq) + K2CO3(aq) =>
Na2CO3(aq) + K2CrO4(aq) = Na2CrO4(aq) + K2CO3(aq)
Na2Cr2O7 + Na2S2O5 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
2 Na2Cr2O7 + 3 Na2S2O5 + 5 H2SO4 = 5 Na2SO4 + 2 Cr2(SO4)3 + 5 H2O
ZnCl2(aq) + K2CO3(aq) = Zn2(CO3)2(s) + KCl(aq) =>
2 ZnCl2(aq) + 2 K2CO3(aq) = Zn2(CO3)2(s) + 4 KCl(aq)
Mg(NO3)2*6H2O + CH4N2O + EuH10N3O14 = Eu001Mg099O + N2 + CO2 + H2O =>
594.00000000001Mg(NO3)2*6H2O + 1204 CH4N2O + 6 EuH10N3O14 = 6.0000000000001Eu001Mg099O + 1807 N2 + 1204 CO2 + 6002.0000000001H2O
Fe2S2 + O2 = FeO3 + SO2 =>
Fe2S2 + 5 O2 = 2 FeO3 + 2 SO2
Co + P = Co3P2 =>
3 Co + 2 P = Co3P2
C6H12O6(l) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(l) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
XeF2 + SbF5 = XeF + SbF6 =>
XeF2 + SbF5 = XeF + SbF6
CO3H2 + Fe(OH)3 = Fe2(CO3)3 + H2O =>
3 CO3H2 + 2 Fe(OH)3 = Fe2(CO3)3 + 6 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
KI + MnO2 + H2SO4 = I2 + K2SO4 + MnSO4 + H2O =>
2 KI + MnO2 + 2 H2SO4 = I2 + K2SO4 + MnSO4 + 2 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
HgOH + H2CO3 = HgCO3 + H2O + H =>
HgOH + H2CO3 = HgCO3 + H2O + H
C8H1(l) + O2(g) = CO2(g) + H2O =>
4 C8H1(l) + 33 O2(g) = 32 CO2(g) + 2 H2O
CO3H2 + Fe(OH)3 = Fe2(CO3)3 + H2O =>
3 CO3H2 + 2 Fe(OH)3 = Fe2(CO3)3 + 6 H2O
MgCl2 = Mg + Cl =>
MgCl2 = Mg + 2 Cl
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C6H8O6 + NaHCO3 = CO2 + H2O + NaC6H7O6 =>
C6H8O6 + NaHCO3 = CO2 + H2O + NaC6H7O6
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