| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3SH + 2 NaOH = CH3OH + Na2S + H2O
CrSO4 + HNO3 = Cr(NO3)3 + NO2 + H2SO4 + H2O =>
CrSO4 + 4 HNO3 = Cr(NO3)3 + NO2 + H2SO4 + H2O
Al(NO3)3 + iron(iii)oxide = aluminumoxide + iron(iii)nitrate =>
2 Al(NO3)3 + Fe2O3 = Al2O3 + 2 Fe(NO3)3
LiCO3 + H3PO4 = H3CO3 + LiPO4 =>
LiCO3 + H3PO4 = H3CO3 + LiPO4
NaHCO3(s) + H2O(l) = Na + H2CO3 + OH =>
NaHCO3(s) + H2O(l) = Na + H2CO3 + OH
Zn(aq) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(aq) =>
Zn(aq) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(aq)
C13H8O + BH3 + CH3CH2OH = C13H9OH + B(OCH2CH3)4 =>
7 C13H8O + 2 BH3 + 8 CH3CH2OH = 7 C13H9OH + 2 B(OCH2CH3)4
Na2CO3 + K2Cr2O7 + H2SO4 = Na2SO4 + K2CO3 + Cr2(CO3)3 + H2O2 + C =>
5 Na2CO3 + K2Cr2O7 + 5 H2SO4 = 5 Na2SO4 + K2CO3 + Cr2(CO3)3 + 5 H2O2 + C
CH4 + CH3OH = C2H6O + H2 =>
CH4 + CH3OH = C2H6O + H2
CH3OH + MnO4{-) = HCOO+MnO2+OH{-}+H2O =>
3 CH3OH + 5 MnO4{-) = 3 HCOO+5MnO2+5OH{-}+2H2O
CO2 + HBr = HBrO3 + C =>
3 CO2 + 2 HBr = 2 HBrO3 + 3 C
C13H28 + O2 = CO + H2O =>
2 C13H28 + 27 O2 = 26 CO + 28 H2O
Cr2P3O7 + I2 = Cr2O3 + CrP3O9 + PI3 =>
30 Cr2P3O7 + 63 I2 = 22 Cr2O3 + 16 CrP3O9 + 42 PI3
B + N2 = BN3 =>
2 B + 3 N2 = 2 BN3
NiCl2 + NH4OH + C4H8N2O2 = Ni(C4H7N2O2)2 + NH4Cl + H2O =>
NiCl2 + 2 NH4OH + 2 C4H8N2O2 = Ni(C4H7N2O2)2 + 2 NH4Cl + 2 H2O
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + Pb(SO4) =>
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + Pb(SO4)
Na2(SO4) + CaF2 = NaF + Ca(SO4) =>
Na2(SO4) + CaF2 = 2 NaF + Ca(SO4)
Ca(ClO)2 + NaI + H2SO4 = Na2SO4 + CaSO4 + H2O + I2 + Cl2 =>
Ca(ClO)2 + 2 NaI + 2 H2SO4 = Na2SO4 + CaSO4 + 2 H2O + I2 + Cl2
NiCl + O = NiO + Cl2O5 =>
2 NiCl + 7 O = 2 NiO + Cl2O5
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
C + H2 + N2 + O2 = C3H5N3O9 =>
6 C + 5 H2 + 3 N2 + 9 O2 = 2 C3H5N3O9
C + H2 + N2 + O2 = C3H7NO2 =>
6 C + 7 H2 + N2 + 2 O2 = 2 C3H7NO2
SrBr + K(SO4) = SrK + Br(SO4) =>
SrBr + K(SO4) = SrK + Br(SO4)
Fe3O4 + HNO3H2SO4 = Fe2(SO4)3 + Fe(NO3)3 + SO2N2O + H2O =>
90 Fe3O4 + 282 HNO3H2SO4 = 91 Fe2(SO4)3 + 88 Fe(NO3)3 + 9 SO2N2O + 423 H2O
Li3N + CO2 = Li2O + C3N4 =>
4 Li3N + 3 CO2 = 6 Li2O + C3N4
Cr + Al + Si = Cr5Al075Si225 =>
5 Cr + 75 Al + 225 Si = Cr5Al075Si225
C3H6O2 + NaOH = NaCOOCH3 + CH3OH =>
C3H6O2 + NaOH = NaCOOCH3 + CH3OH
calcium + lithiumhydroxide = calciumhydroxide + lithium =>
Ca + 2 LiOH = Ca(OH)2 + 2 Li
FeSO4 + KClO3 + H2SO4 = K2SO4 + Fe2(SO4)3 + H2O + Cl2 =>
10 FeSO4 + 2 KClO3 + 6 H2SO4 = K2SO4 + 5 Fe2(SO4)3 + 6 H2O + Cl2
FeCl + Mg = Fe + MgCl2 =>
2 FeCl + Mg = 2 Fe + MgCl2
C + O2 + N2 + H2 = H2NCH2COOH =>
4 C + 2 O2 + N2 + 5 H2 = 2 H2NCH2COOH
KMnO4(aq) + Se(s) + KOH(aq) = K2SeO3(aq) + MnO2(s) + H2O =>
4 KMnO4(aq) + 3 Se(s) + 2 KOH(aq) = 3 K2SeO3(aq) + 4 MnO2(s) + H2O
C3H6O2 + NaOH = NaCOOCH3 + CH3OH =>
C3H6O2 + NaOH = NaCOOCH3 + CH3OH
C + N2 + H2 + O2 = NH4HCO3 =>
2 C + N2 + 5 H2 + 3 O2 = 2 NH4HCO3
C + H2 + N2 + O2 = C3H7NO2 =>
6 C + 7 H2 + N2 + 2 O2 = 2 C3H7NO2
Na2S + Cu(Cl)2 = NaCl + CuS =>
Na2S + Cu(Cl)2 = 2 NaCl + CuS
N2 + H2 + C + O2 = (NH4)2CO3 =>
2 N2 + 8 H2 + 2 C + 3 O2 = 2(NH4)2CO3
C + H2 + N2 + O2 = C3H7NO2 =>
6 C + 7 H2 + N2 + 2 O2 = 2 C3H7NO2
AlCr + O = Al2O3 + Cr =>
2 AlCr + 3 O = Al2O3 + 2 Cr
C + H2 + N2 + O2 = CH3NO2 =>
2 C + 3 H2 + N2 + 2 O2 = 2 CH3NO2
C2H6O = CH4 + CO2 =>
2 C2H6O = 3 CH4 + CO2
P2O5 + Ca(OH)2 = Ca3(PO4)2 + HOH =>
P2O5 + 3 Ca(OH)2 = Ca3(PO4)2 + 3 HOH
H2SO3 + HNO2 = H2SO4 + H2O + N2 =>
3 H2SO3 + 2 HNO2 = 3 H2SO4 + H2O + N2
KBrO3 + K2S2O3 + H2O = KBr + K2S4O6 + KOH =>
KBrO3 + 6 K2S2O3 + 3 H2O = KBr + 3 K2S4O6 + 6 KOH
O2 + Fr = Fr2O =>
O2 + 4 Fr = 2 Fr2O
C2H6O = C4H6 + H2O + H2 =>
2 C2H6O = C4H6 + 2 H2O + H2
Y2O3 + Tb2O3 + MnO2 = Y09Tb01MnO3 + O =>
9 Y2O3 + Tb2O3 + 2 MnO2 = 2 Y09Tb01MnO3 + 28 O
HCOOH + Ag2O = Ag + HOCOOH =>
HCOOH + Ag2O = 2 Ag + HOCOOH
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
XCN + NaHCO3 = CO2 + NaCN + XOH =>
XCN + NaHCO3 = CO2 + NaCN + XOH
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Équations équilibrées sur04/15/24
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