| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe2 + 2 O3 + 6 C = 6 FeCO
phosphoricacid + ammonia = ((NH4)3PO4) =>
H3PO4 + 3 NH3 = ((NH4)3PO4)
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
BaBr2 + NiSO4 = BaSO4 + NiBr2 =>
BaBr2 + NiSO4 = BaSO4 + NiBr2
AlBr3 = Al3 + Br2 =>
6 AlBr3 = 2 Al3 + 9 Br2
Al(OH)3 + P2O5 = H2O + Al(PO4) =>
2 Al(OH)3 + P2O5 = 3 H2O + 2 Al(PO4)
C12H22O6 + O2 = H2O + CO =>
2 C12H22O6 + 17 O2 = 22 H2O + 24 CO
CH3NH3Br + H2O = CH3NH2 + BrH3O =>
CH3NH3Br + H2O = CH3NH2 + BrH3O
PbI4 + CuF2 = PbF4 + CuI2 =>
PbI4 + 2 CuF2 = PbF4 + 2 CuI2
ClO4{-} + Cl{-} + H3O{+} = Cl2 + OH =>
ClO4{-} + Cl{-} + 2 H3O{+} = Cl2 + 6 OH
CuSO4 + NH4 = CuNH4 + SO4 =>
CuSO4 + NH4 = CuNH4 + SO4
C + K2Cr2O7 + H2SO4 = CO2 + Cr2SO4 + K2SO4 + H2O =>
5 C + 2 K2Cr2O7 + 4 H2SO4 = 5 CO2 + 2 Cr2SO4 + 2 K2SO4 + 4 H2O
NO2 + F = NO2F2 =>
NO2 + 2 F = NO2F2
Sn{2+} + Au{+} = Sn{4+} + Au =>
Sn{2+} + 2 Au{+} = Sn{4+} + 2 Au
CH3CH2OH + H2SO4 + KMnO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2OH + 6 H2SO4 + 4 KMnO4 = 5 CH3COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
H2O + SO2 + HNO3 = H2SO4 + H3N =>
5 H2O + 4 SO2 + HNO3 = 4 H2SO4 + H3N
FeBr2 + KBr = FeK + Br =>
FeBr2 + KBr = FeK + 3 Br
AlCl3 + NH4Cl = NH4(Al) + Cl =>
AlCl3 + NH4Cl = NH4(Al) + 4 Cl
Cu + HCl = Cu(Cl) + H =>
Cu + HCl = Cu(Cl) + H
CH3COOH(ac) + Na(HCO3)(s) = CO2(g) + H2O(l) + Na(C2H3O2)2(ac) =>
15 CH3COOH(ac) + 8 Na(HCO3)(s) = 6 CO2(g) + 10 H2O(l) + 8 Na(C2H3O2)2(ac)
Na2(SO3) + H3PO4 = Na3PO4 + SO2 + H2O =>
3 Na2(SO3) + 2 H3PO4 = 2 Na3PO4 + 3 SO2 + 3 H2O
H2O + HCl + Zn = H3O + ZnCl2 =>
2 H2O + 2 HCl + Zn = 2 H3O + ZnCl2
PbI2 + HNO3 = Pb(NO3)2 + HI =>
PbI2 + 2 HNO3 = Pb(NO3)2 + 2 HI
K2Cr2O7 + HCl = CrCl3 + HCl2 + H2O + KCl =>
K2Cr2O7 + 20 HCl = 2 CrCl3 + 6 HCl2 + 7 H2O + 2 KCl
O2 + PbCl2 = Pb(ClO3)2 =>
3 O2 + PbCl2 = Pb(ClO3)2
CdS + H2O = CdO + H2S =>
CdS + H2O = CdO + H2S
Al2(SO4)3 + PbCl4 = Pb(SO4)2 + AlCl3 =>
2 Al2(SO4)3 + 3 PbCl4 = 3 Pb(SO4)2 + 4 AlCl3
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
C3H4 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + C3H6O2 + K2SO4 + H2O =>
3 C3H4 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 3 C3H6O2 + K2SO4 + H2O
BiJ3 + KJ = K3(BiJ6) =>
BiJ3 + 3 KJ = K3(BiJ6)
Na2HAsO3(ac) + KBrO3(ac) + HCl(ac) = NaCl(ac) + KBr(ac) + H3AsO4(ac) =>
3 Na2HAsO3(ac) + KBrO3(ac) + 6 HCl(ac) = 6 NaCl(ac) + KBr(ac) + 3 H3AsO4(ac)
CH3CH2COOK + KOH = C2H6 + K2CO3 =>
CH3CH2COOK + KOH = C2H6 + K2CO3
CH3OH + Fe = FeO + CH4 =>
CH3OH + Fe = FeO + CH4
C27H48O20 + C4H6O2 = C31H54O22 =>
C27H48O20 + C4H6O2 = C31H54O22
(a)Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
(a)Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
NaOH(aq) + HCl(aq) = NaH + OHCl =>
NaOH(aq) + HCl(aq) = NaH + OHCl
Mg + NaFl = MgFl + Na =>
Mg + NaFl = MgFl + Na
NaOH + S = Na + SO3 + H2O =>
6 NaOH + S = 6 Na + SO3 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH3(g) + H2O(g) = NO(g) + H2(g) =>
2 NH3(g) + 2 H2O(g) = 2 NO(g) + 5 H2(g)
Mg + SO3NH3 = MgSO3NH2 + H2 =>
2 Mg + 2 SO3NH3 = 2 MgSO3NH2 + H2
CH3Cl + Na = NaCl2 + CH3 =>
2 CH3Cl + Na = NaCl2 + 2 CH3
NH4 + OH = NH3 + H2O =>
NH4 + OH = NH3 + H2O
Na[Cr(OH)4] = NaOH + Cr2O3 + H2O =>
2 Na[Cr(OH)4] = 2 NaOH + Cr2O3 + 3 H2O
F + Nb = Nb5F =>
F + 5 Nb = Nb5F
Na2[Sn(OH)3] + BiCl3 + NaOH = Bi + NaCl + SnO2 + H2O =>
Na2[Sn(OH)3] + BiCl3 + NaOH = Bi + 3 NaCl + SnO2 + 2 H2O
(COONH4)2 + NaOH = COONa + NH3 + H2O =>
(COONH4)2 + 2 NaOH = 2 COONa + 2 NH3 + 2 H2O
Fe{2+} + H{+} + O2 = Fe{3+} + H2O =>
4 Fe{2+} + 4 H{+} + O2 = 4 Fe{3+} + 2 H2O
PbCl2 + Mn = MnCl4 + Pb =>
2 PbCl2 + Mn = MnCl4 + 2 Pb
NaClO3(aq) + H2O(l) = Cl2(g) + O2(g) + NaOH(aq) =>
4 NaClO3(aq) + 2 H2O(l) = 2 Cl2(g) + 5 O2(g) + 4 NaOH(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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