| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Zn(NO3)2 + 2 H2(SO4) = Zn2(SO4)2 + 4 HNO3
Fe(s) + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
KMnO4 + K2SO3 + H2O = K2SO4 + KOH + MnO2 =>
2 KMnO4 + 3 K2SO3 + H2O = 3 K2SO4 + 2 KOH + 2 MnO2
FeS2 + O2 = FeO3 + SO2 =>
2 FeS2 + 7 O2 = 2 FeO3 + 4 SO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
HCl + Ba(NO2)2 = HNO2 + BaCl2 =>
2 HCl + Ba(NO2)2 = 2 HNO2 + BaCl2
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
K2SiO3 + H2O = KHSiO3 + KOH =>
K2SiO3 + H2O = KHSiO3 + KOH
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K2SiO3 + H2O = H2SiO3 + KOH =>
K2SiO3 + 2 H2O = H2SiO3 + 2 KOH
KCl(aq) + Na2S(aq) = K2S + NaCl =>
2 KCl(aq) + Na2S(aq) = K2S + 2 NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2CO + O2 = CO2 + H2O =>
H2CO + O2 = CO2 + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C5H10 + O2 = CO2 + H20 =>
2 C5H10 + 10 O2 = 10 CO2 + H20
K2Cr2O7 + CH3OH + H2SO4 = Cr2(SO4) + CH2O + K2SO4 + H2O =>
K2Cr2O7 + 5 CH3OH + 2 H2SO4 = Cr2(SO4) + 5 CH2O + K2SO4 + 7 H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Ba(OH)2 + P2O5 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + P2O5 = Ba3(PO4)2 + 3 H2O
KHF2 = KF + H2 + F2 =>
2 KHF2 = 2 KF + H2 + F2
Ba(OH)2 + P2O5 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + P2O5 = Ba3(PO4)2 + 3 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Na2O + P2O5 = Na3PO4 =>
3 Na2O + P2O5 = 2 Na3PO4
HCl + NH4OH = NH4Cl + H2O =>
HCl + NH4OH = NH4Cl + H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
HCl + NH4OH = NH4Cl + H2O =>
HCl + NH4OH = NH4Cl + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(No3)2 + (NH4)2SO4 = CaSO4 + NH4No3 =>
Ca(No3)2 + (NH4)2SO4 = CaSO4 + 2 NH4No3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
NaOH + P2O5 = Na3PO4 + H2O =>
6 NaOH + P2O5 = 2 Na3PO4 + 3 H2O
H3PO4 = P2O5 + H2O =>
2 H3PO4 = P2O5 + 3 H2O
NaOH + P2O5 = Na3PO4 + H2O =>
6 NaOH + P2O5 = 2 Na3PO4 + 3 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
K2Cr2O7 + CH3OH + H2SO4 = Cr2(SO4)3 + CH2O + K2SO4 + H2O =>
K2Cr2O7 + 3 CH3OH + 4 H2SO4 = Cr2(SO4)3 + 3 CH2O + K2SO4 + 7 H2O
KI + Cl2 = KCl2 + I2 =>
2 KI + 2 Cl2 = 2 KCl2 + I2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Mg3N2 + HCl = MgCl2 + NH3 =>
Mg3N2 + 6 HCl = 3 MgCl2 + 2 NH3
Zn + Fe(OH)3 = Fe + Zn(OH)2 =>
3 Zn + 2 Fe(OH)3 = 2 Fe + 3 Zn(OH)2
KCrO2 + KClO3 + KOH = K2CrO4 + KCl + H2O =>
2 KCrO2 + KClO3 + 2 KOH = 2 K2CrO4 + KCl + H2O
K(s) + O2(g) = K2O(s) =>
4 K(s) + O2(g) = 2 K2O(s)
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/14/16
Équations équilibrées sur11/13/15
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