| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + C = FeC
Fe + C = Fe3C =>
3 Fe + C = Fe3C
Ba(NO3)2 + C6H8O7 = BaO + H2O + CO2 + N2 =>
9 Ba(NO3)2 + 5 C6H8O7 = 9 BaO + 20 H2O + 30 CO2 + 9 N2
Hg(NO3)2 + K2S = HgS + K2(NO3)2 =>
Hg(NO3)2 + K2S = HgS + K2(NO3)2
CaCO3 + HCl(aq) = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl(aq) = CaCl2 + CO2 + H2O
N2 + Cl2 = NCl =>
N2 + Cl2 = 2 NCl
C6H8O6 + Na2CO3 = C6H7O6Na + CO2 + H2O =>
2 C6H8O6 + Na2CO3 = 2 C6H7O6Na + CO2 + H2O
Fe + C = Fe2C =>
2 Fe + C = Fe2C
K2CrO4 + HBr = CrBr3 + Br2 + H2O + KBr =>
2 K2CrO4 + 16 HBr = 2 CrBr3 + 3 Br2 + 8 H2O + 4 KBr
K2S + Hg(NO3)2 = K(NO3) + HgS =>
K2S + Hg(NO3)2 = 2 K(NO3) + HgS
CaCO3 + HCl(aq) = CaCl2 + CO2(g) + H2O(l) =>
CaCO3 + 2 HCl(aq) = CaCl2 + CO2(g) + H2O(l)
Fe + C = FeC13 =>
Fe + 13 C = FeC13
HCHO + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 HCHO + 2 K2Cr2O7 + 8 H2SO4 = 3 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Pb(NO3)3(aq) + KI(aq) = PbI3(s) + KNO3(aq) =>
Pb(NO3)3(aq) + 3 KI(aq) = PbI3(s) + 3 KNO3(aq)
C6H8O6 + Na2CO3 = C6H7NaO6 + CO2 + H2O =>
2 C6H8O6 + Na2CO3 = 2 C6H7NaO6 + CO2 + H2O
C4999985H999999 + O = CO + H2O2 =>
2 C4999985H999999 + 11999968 O = 9999970 CO + 999999 H2O2
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
MnO4{-} + AsO2{-} + OH{-} = MnO2 + AsO4{3-} + H2O =>
2 MnO4{-} + 3 AsO2{-} + 4 OH{-} = 2 MnO2 + 3 AsO4{3-} + 2 H2O
BaF + NaSO4 = NaF + BaSO4 =>
BaF + NaSO4 = NaF + BaSO4
Fe + C = FeC3 =>
Fe + 3 C = FeC3
Pb(NO3)(aq) + KI(aq) = PbI(s) + K(NO3)(aq) =>
Pb(NO3)(aq) + KI(aq) = PbI(s) + K(NO3)(aq)
Cu(s) + H2O = CuO + H2 =>
Cu(s) + H2O = CuO + H2
FeO + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 FeO + 2 KMnO4 + 18 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 18 H2O
KBr(aq) + Na2CO3(aq) = K2CO3(aq) + NaBr(s) =>
2 KBr(aq) + Na2CO3(aq) = K2CO3(aq) + 2 NaBr(s)
C6H8O6 + Na2CO3 = C6H7O6Na + CO2 + H2O =>
2 C6H8O6 + Na2CO3 = 2 C6H7O6Na + CO2 + H2O
HNO3(aq) + Sr(OH)2(aq) = H2O(l) + Sr(NO3)2(aq) =>
2 HNO3(aq) + Sr(OH)2(aq) = 2 H2O(l) + Sr(NO3)2(aq)
NO2 + Al + H2O = Al(OH)3 + NH3 =>
3 NO2 + 7 Al + 15 H2O = 7 Al(OH)3 + 3 NH3
Fe + C = Fe3C =>
3 Fe + C = Fe3C
NaAlO2 + H2O = NaOH + Al(OH)3 =>
NaAlO2 + 2 H2O = NaOH + Al(OH)3
H{2}O{2} = H{2}0{+} =>
H{2}O{2} = H{2}0{+}
Cu(s) + H2O = Cu2O + H2 =>
2 Cu(s) + H2O = Cu2O + H2
Fe + C = Fe3C =>
3 Fe + C = Fe3C
C6H8O6 + Na2CO3 = C6H7O6Na + CO2 + H2O =>
2 C6H8O6 + Na2CO3 = 2 C6H7O6Na + CO2 + H2O
NO2 + Al + H2O = NH4 + AlO2 =>
NO2 + 2 Al + 2 H2O = NH4 + 2 AlO2
KBr(aq) + Na2CO3(aq) = K2CO3(aq) + NaBr(aq) =>
2 KBr(aq) + Na2CO3(aq) = K2CO3(aq) + 2 NaBr(aq)
HNO3(aq) + Sr(OH)2(aq) = Sr(NO3)2 + H2O =>
2 HNO3(aq) + Sr(OH)2(aq) = Sr(NO3)2 + 2 H2O
C6H8O6 + Na2CO3 = NaC6H8O6 + CO3 =>
2 C6H8O6 + Na2CO3 = 2 NaC6H8O6 + CO3
Bi(OH)3 + Sn(OH)2 = Bi + Sn(OH)4 =>
2 Bi(OH)3 + 3 Sn(OH)2 = 2 Bi + 3 Sn(OH)4
Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 = MgSiO3 + CaMgSi2O6 + CO2 + H2O =>
2 Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 = 6 MgSiO3 + 5 CaMgSi2O6 + 2 CO2 + 2 H2O
Fe + C = FeC3 =>
Fe + 3 C = FeC3
Cu(s) + H2O = CuO + H =>
Cu(s) + H2O = CuO + 2 H
K + Al2O3 = K2O + Al =>
6 K + Al2O3 = 3 K2O + 2 Al
Fe + C = FeC3 =>
Fe + 3 C = FeC3
C3H6O + Br2 = C3H6OBr =>
2 C3H6O + Br2 = 2 C3H6OBr
KBr(aq) + Na2CO3(aq) = K2CO3 + NaBr =>
2 KBr(aq) + Na2CO3(aq) = K2CO3 + 2 NaBr
Na2S + H2SO4 = H2O + SO2 + Na2SO4 =>
Na2S + 4 H2SO4 = 4 H2O + 4 SO2 + Na2SO4
H2O + NO2 + Al = NH3 + AlO2{-} + H{+} =>
8 H2O + 3 NO2 + 7 Al = 3 NH3 + 7 AlO2{-} + 7 H{+}
Na2CO3 + C6H8O6 = CO2 + H2O + Na3C6H5O7 =>
15 Na2CO3 + 9 C6H8O6 = 9 CO2 + 11 H2O + 10 Na3C6H5O7
Fe + C = Fe3C =>
3 Fe + C = Fe3C
CrO4{-2} + I{-} + H{+} = Cr{+3} + I{2} + H2O =>
CrO4{-2} + I{-} + 8 H{+} = Cr{+3} + I{2} + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/14/25
Équations équilibrées sur04/13/24
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