| Équations équilibrées la veille |
2 H3Po4 + 6 Na = 2 Na3Po4 + 3 H2
NaClO3 = NaCl + O3 =>
NaClO3 = NaCl + O3
KNO3 + Al = Al2O3 + KN =>
KNO3 + 2 Al = Al2O3 + KN
C23H38N7O17P3S + C5H9NO4 = C21H36N7O16P3S + C7H11NO5 =>
C23H38N7O17P3S + C5H9NO4 = C21H36N7O16P3S + C7H11NO5
Hf + O2 = HfO2 =>
Hf + O2 = HfO2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
MnO2 + NH4Cl = Mn2O3 + NH3 + H2O + Cl =>
2 MnO2 + 2 NH4Cl = Mn2O3 + 2 NH3 + H2O + 2 Cl
(NH4)2C2O4 + P4(PbO2)5 = (NH4)4PbO2 + P2(C2O4)5 =>
10(NH4)2C2O4 + P4(PbO2)5 = 5(NH4)4PbO2 + 2 P2(C2O4)5
C3H8(g) + O2(g) = CO(g) + H2O(l) =>
2 C3H8(g) + 7 O2(g) = 6 CO(g) + 8 H2O(l)
Mn2O7 + CaO = Ca(MnO4)2 =>
Mn2O7 + CaO = Ca(MnO4)2
Ca(OH)2 + HN4Cl = CaCl2 + N + H2O =>
Ca(OH)2 + 2 HN4Cl = CaCl2 + 8 N + 2 H2O
Ba + H3PO4 = Ba3(PO4)2 + H2 =>
3 Ba + 2 H3PO4 = Ba3(PO4)2 + 3 H2
HI(ac) + H2O2(ac) = I2(s) + H2O(l) =>
2 HI(ac) + H2O2(ac) = I2(s) + 2 H2O(l)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CH3OH + NH3 = CH3O{-} + NH4{+} =>
CH3OH + NH3 = CH3O{-} + NH4{+}
CuBr2 + Zn = Cu + ZnBr2 =>
CuBr2 + Zn = Cu + ZnBr2
KMnO4 + H2SO4 + C2H6O = K2SO4 + MnO2 + CO2 + H2O =>
4 KMnO4 + 2 H2SO4 + C2H6O = 2 K2SO4 + 4 MnO2 + 2 CO2 + 5 H2O
Na2B4O7 + H2O = BO4H4 + H3O + Na =>
Na2B4O7 + 11 H2O = 4 BO4H4 + 2 H3O + 2 Na
Fe2(SO4)3 + HI = FeSO4 + H2SO4 + I =>
Fe2(SO4)3 + 2 HI = 2 FeSO4 + H2SO4 + 2 I
NaBr + MnO2 + H2SO4 = MnSO4 + Br2 + H2O + NaHSO4 =>
2 NaBr + MnO2 + 3 H2SO4 = MnSO4 + Br2 + 2 H2O + 2 NaHSO4
Hg + NH3 = Hg(NH3)4 =>
Hg + 4 NH3 = Hg(NH3)4
V2O5 + Mg(OH)2 = Mg3(VO4)2 + H2O =>
V2O5 + 3 Mg(OH)2 = Mg3(VO4)2 + 3 H2O
Fe(s) + H2SO4(g) = FeSO4(s) + H2(g) =>
Fe(s) + H2SO4(g) = FeSO4(s) + H2(g)
CaCO3(s) + H2SO4(aq) = Ca(SO4)(aq) + CO2(g) + H2O =>
CaCO3(s) + H2SO4(aq) = Ca(SO4)(aq) + CO2(g) + H2O
SiH + N = SiN + H =>
SiH + N = SiN + H
NNO2 + KI + HCl = I2 + N2 + KCl + H2O =>
NNO2 + 4 KI + 4 HCl = 2 I2 + N2 + 4 KCl + 2 H2O
FeO = Fe + O =>
FeO = Fe + O
Fe2(SO4)3 + K4Fe(CN)6 = KFe[Fe(CN)6] + K2SO4 =>
Fe2(SO4)3 + 2 K4Fe(CN)6 = 2 KFe[Fe(CN)6] + 3 K2SO4
Cr + CuC2O4 = Cu + CrC2O4 =>
Cr + CuC2O4 = Cu + CrC2O4
CH2CHCH3 + KMnO4 + H2O = CH2OHCHOHCH3 + MnO2 + KOH =>
3 CH2CHCH3 + 2 KMnO4 + 4 H2O = 3 CH2OHCHOHCH3 + 2 MnO2 + 2 KOH
La(NO3)3*6H2O + Cu(NO3)2*3H2O + C2H5NO2 = La2CuO4 + NO2 + CO2 + H2O =>
26 La(NO3)3*6H2O + 13 Cu(NO3)2*3H2O + 8 C2H5NO2 = 13 La2CuO4 + 112 NO2 + 16 CO2 + 215 H2O
NaClO3 = Na + ClO3 =>
NaClO3 = Na + ClO3
Zn(NO3)2(aq) + Na2CO3(aq) = ZnCO3 + NaNO3 =>
Zn(NO3)2(aq) + Na2CO3(aq) = ZnCO3 + 2 NaNO3
HPO4{-2} = H{+} + PO4{-3} =>
HPO4{-2} = H{+} + PO4{-3}
NaOH + P2O5 = H2O + Na3PO4 =>
6 NaOH + P2O5 = 3 H2O + 2 Na3PO4
Ag + Al(No3)3 = Ag(No3) + Al =>
3 Ag + Al(No3)3 = 3 Ag(No3) + Al
Fe + Na2SO4 = Na + FeSO4 =>
Fe + Na2SO4 = 2 Na + FeSO4
Na{+} + Zn[(UO2)3(CH3COO)8] + CH3COO{-} + H2O = NaZn(UO2)3(CH3COO)9*9H2O =>
Na{+} + Zn[(UO2)3(CH3COO)8] + CH3COO{-} + 9 H2O = NaZn(UO2)3(CH3COO)9*9H2O
SrN6 + Li3N + Mg3N2 + P = SrLiMg2PN4 + N2 =>
6 SrN6 + 2 Li3N + 4 Mg3N2 + 6 P = 6 SrLiMg2PN4 + 11 N2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ba(NO3)2(aq) + Na2CrO4(aq) = BaCrO4(s) + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2CrO4(aq) = BaCrO4(s) + 2 NaNO3(aq)
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
Na2CrO4 + H2S + H2SO4 = H2O + Na2SO4 + Cr2(SO4)3 =>
8 Na2CrO4 + 3 H2S + 17 H2SO4 = 20 H2O + 8 Na2SO4 + 4 Cr2(SO4)3
CuSO4(aq) + KCl(aq) = CuCl2(aq) + K2SO4(aq) =>
CuSO4(aq) + 2 KCl(aq) = CuCl2(aq) + K2SO4(aq)
NaFeO2 + HNO3 = Fe(NO3)3 + NaNO3 + H2O =>
NaFeO2 + 4 HNO3 = Fe(NO3)3 + NaNO3 + 2 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
KI + Pb(C2H3O2)3 = PbI3 + CH3CO2K =>
3 KI + Pb(C2H3O2)3 = PbI3 + 3 CH3CO2K
PO4 + H2O = H3PO4 + OH =>
PO4 + 3 H2O = H3PO4 + 3 OH
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
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