| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 K2Cr7O7 + 5 S + 4 H2O = 14 Cr2O + 5 SO2 + 8 KOH
C2H4 + H2 = C2H6 =>
C2H4 + H2 = C2H6
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
C5H10(l) + O2(g) = CO2(g) + H2O(g) =>
2 C5H10(l) + 15 O2(g) = 10 CO2(g) + 10 H2O(g)
C2H5O(ethanol) + O2 = CO2 + H2O =>
4 C2H5O(ethanol) + 11 O2 = 8 CO2 + 10 H2O
MnO2 + Al = Mn + AlO3 =>
3 MnO2 + 2 Al = 3 Mn + 2 AlO3
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
K2Cr2O7 + S + H2O = Cr2O + SO2 + KOH =>
2 K2Cr2O7 + 5 S + 2 H2O = 2 Cr2O + 5 SO2 + 4 KOH
Fe + O2 = FeO2 =>
Fe + O2 = FeO2
H2SO3 + NaOH = H2O + Na2SO3 =>
H2SO3 + 2 NaOH = 2 H2O + Na2SO3
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HNO3 + H2S = NO + S2 + H2O =>
4 HNO3 + 6 H2S = 4 NO + 3 S2 + 8 H2O
MnO2 + Al = Mn + Al2O3 =>
3 MnO2 + 4 Al = 3 Mn + 2 Al2O3
Ti(OH)4 = TiO2 + H2O =>
Ti(OH)4 = TiO2 + 2 H2O
SbS3 + Fe = Sb + FeS =>
SbS3 + 3 Fe = Sb + 3 FeS
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
C + O2 = CO2 =>
C + O2 = CO2
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
KO2 + H2O = O2 + KOH =>
4 KO2 + 2 H2O = 3 O2 + 4 KOH
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
Ca + CuBr = CaBr2 + Cu =>
Ca + 2 CuBr = CaBr2 + 2 Cu
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
MnO2 + Al = AlO3 + Mn =>
3 MnO2 + 2 Al = 2 AlO3 + 3 Mn
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + H2S = NO + H2O + S =>
2 HNO3 + 3 H2S = 2 NO + 4 H2O + 3 S
Na + Cl = NaCl =>
Na + Cl = NaCl
HIO3 + Na2SO3 = Na2SO4 + I2 + H2O =>
2 HIO3 + 5 Na2SO3 = 5 Na2SO4 + I2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe2O3 + C = Fe2 + CO2 =>
2 Fe2O3 + 3 C = 2 Fe2 + 3 CO2
HC3H5O3 + NaOH = H2O + NaC3H5O3 =>
HC3H5O3 + NaOH = H2O + NaC3H5O3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
As2O3 + C = As + CO =>
As2O3 + 3 C = 2 As + 3 CO
Hg(NO3)2 + KCl = KNO3 + HgCl2 =>
Hg(NO3)2 + 2 KCl = 2 KNO3 + HgCl2
HC3H5O3 + NaOH = H2O + NaC3H5O3 =>
HC3H5O3 + NaOH = H2O + NaC3H5O3
Li2CO3 + MoBr6 = LiBr + Mo(CO3)3 =>
3 Li2CO3 + MoBr6 = 6 LiBr + Mo(CO3)3
P4(s) + Cl2(g) = PCl3(l) =>
P4(s) + 6 Cl2(g) = 4 PCl3(l)
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/16
Équations équilibrées sur12/02/15
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