| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 2 NH3 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + N2 + 7 H2O
H2O2 + NaSO3 = NaSO4 + H2O =>
H2O2 + NaSO3 = NaSO4 + H2O
Ca + HNO3 = Ca(NO3)2 + N3O + H2O =>
13 Ca + 32 HNO3 = 13 Ca(NO3)2 + 2 N3O + 16 H2O
K4[Fe(CN)6] + O3 + H2O = K3[Fe(CN)6] + KOH =>
6 K4[Fe(CN)6] + O3 + 3 H2O = 6 K3[Fe(CN)6] + 6 KOH
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
FeCl3(aq) + NaOH(aq) = Fe(OH)3 + NaCl =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 NaCl
C3H6 + Br2 = C3H4Br2 + H2 =>
C3H6 + Br2 = C3H4Br2 + H2
H2 + S = H2S =>
H2 + S = H2S
MnO2 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + H2O =>
MnO2 + 2 FeSO4 + 2 H2SO4 = MnSO4 + Fe2(SO4)3 + 2 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
KOH + Al + H2O = H2 + KAl(OH)4 =>
2 KOH + 2 Al + 6 H2O = 3 H2 + 2 KAl(OH)4
NaCl + K = KCl + Na =>
NaCl + K = KCl + Na
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
S + O = SO3 =>
S + 3 O = SO3
ICl3 + H2O = I2 + HIO3 + HCl =>
5 ICl3 + 9 H2O = I2 + 3 HIO3 + 15 HCl
Cr + OH = CrO4 + H2O =>
Cr + 8 OH = CrO4 + 4 H2O
BAO2 = BAO + O2 =>
2 BAO2 = 2 BAO + O2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
S2 + O2 = SO3 =>
S2 + 3 O2 = 2 SO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
KBrO3 + KBr + H2SO4 = Br2 + K2SO4 + H2O =>
KBrO3 + 5 KBr + 3 H2SO4 = 3 Br2 + 3 K2SO4 + 3 H2O
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
CuCl2 + Zn = ZnCl2 + Cu =>
CuCl2 + Zn = ZnCl2 + Cu
O = O =>
O = O
K2Cr2O7 + HCLO4 + HI = Cr(CLO4)3 + KCLO4 + I2 + H2O =>
K2Cr2O7 + 8 HCLO4 + 6 HI = 2 Cr(CLO4)3 + 2 KCLO4 + 3 I2 + 7 H2O
H2SO3 + Cl2 + H2O = H2SO4 + HCl =>
H2SO3 + Cl2 + H2O = H2SO4 + 2 HCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
O = O =>
O = O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
CuBr2 + F2 = F2Br2 + Cu =>
CuBr2 + F2 = F2Br2 + Cu
MNO2 + HCl = MNCl2 + H2O + Cl2 =>
MNO2 + 4 HCl = MNCl2 + 2 H2O + Cl2
Pb + Fe(NO3)3 = Pb(NO3)2 + Fe =>
3 Pb + 2 Fe(NO3)3 = 3 Pb(NO3)2 + 2 Fe
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
CuSo4 + NaOH = CuOH + NaSo4 =>
CuSo4 + NaOH = CuOH + NaSo4
Bi(No3)3 + H2S = Bi2S3 + HNo3 =>
2 Bi(No3)3 + 3 H2S = Bi2S3 + 6 HNo3
MnO2 + NaCl + H2SO4 = MnSO4 + Cl2 + NaHSO4 + H2O =>
MnO2 + 2 NaCl + 3 H2SO4 = MnSO4 + Cl2 + 2 NaHSO4 + 2 H2O
NaOH + Ca(OH)2 + Cl2 = NaCl + H2O + Ca(OCl)2 =>
2 NaOH + Ca(OH)2 + 2 Cl2 = 2 NaCl + 2 H2O + Ca(OCl)2
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + NaNO3 =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaNO3
KClO3 = O2 + KCl =>
2 KClO3 = 3 O2 + 2 KCl
NA + F = NAF =>
NA + F = NAF
Br2 + H2S + H2O = H2SO4 + HBr =>
4 Br2 + H2S + 4 H2O = H2SO4 + 8 HBr
NaOH + HCL = H2O + NaCL =>
NaOH + HCL = H2O + NaCL
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CH3COOH + BA = BA(CH3COO)2 + H2 =>
2 CH3COOH + BA = BA(CH3COO)2 + H2
Mg + ZnSO4 = Zn + MgSO4 =>
Mg + ZnSO4 = Zn + MgSO4
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
O = O =>
O = O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/18
Équations équilibrées sur12/13/17
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