| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(OH)2 = BaO + H2O
Cr + Ca{2+} = Cr{3+} + Ca =>
2 Cr + 3 Ca{2+} = 2 Cr{3+} + 3 Ca
NaOH + Ba(Cl)2 = Ba(OH)2 + NaCl =>
2 NaOH + Ba(Cl)2 = Ba(OH)2 + 2 NaCl
Fe(OH)3 + NaOH = Na2FeO4 + Na + H2O =>
Fe(OH)3 + 5 NaOH = Na2FeO4 + 3 Na + 4 H2O
C6H5Br + Na + C2H5Br = C6H6 + NaBr =>
9 C6H5Br + 12 Na + 3 C2H5Br = 10 C6H6 + 12 NaBr
NaNO3 + (NH4)2SO4 = H2O + Na2SO4 + N2O =>
2 NaNO3 + (NH4)2SO4 = 4 H2O + Na2SO4 + 2 N2O
ClO2 + H2O = HClO2 + OH =>
ClO2 + H2O = HClO2 + OH
K2SO3 + Ba(OH)2 = BaSO3(s) + KOH =>
K2SO3 + Ba(OH)2 = BaSO3(s) + 2 KOH
HS = SH =>
HS = SH
Cr + Ca{2+} = Cr{3+} + Ca =>
2 Cr + 3 Ca{2+} = 2 Cr{3+} + 3 Ca
ZnCl2(aq) + K2S(aq) = ZnS(aq) + KCl(aq) =>
ZnCl2(aq) + K2S(aq) = ZnS(aq) + 2 KCl(aq)
KOH + NO + O2 = KNO3 + H2 =>
2 KOH + 2 NO + O2 = 2 KNO3 + H2
MnSO4 + PbO2 + HNO3 = HMnO4 + PbSO4 + Pb(NO3)3 + H2O =>
MnSO4 + 4 PbO2 + 9 HNO3 = HMnO4 + PbSO4 + 3 Pb(NO3)3 + 4 H2O
Al2(SO4)3 + Ca(CO3)2 + NaOH = CaAl2(CO3)2(OH) + Na(SO4)3 =>
Al2(SO4)3 + Ca(CO3)2 + NaOH = CaAl2(CO3)2(OH) + Na(SO4)3
No = No3 =>
3 No = No3
HNO3 + KNO2 = HNO2 + KNO3 =>
HNO3 + KNO2 = HNO2 + KNO3
Cr2O3 + C2 = Cr + CO2 =>
4 Cr2O3 + 3 C2 = 8 Cr + 6 CO2
Al203 + KOH + H2O = K(Al(OH)4) + H2 =>
2 Al203 + 406 KOH + 1218 H2O = 406 K(Al(OH)4) + 609 H2
SnS + H2O = SnO + H2S =>
SnS + H2O = SnO + H2S
MgCa = Mg3Ca3 =>
3 MgCa = Mg3Ca3
NaOH + SO2 = H2 + NaSO3 =>
2 NaOH + 2 SO2 = H2 + 2 NaSO3
H2CO + O3 = CO2 + H2O =>
3 H2CO + 2 O3 = 3 CO2 + 3 H2O
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
Pb2S2 + HNO3 = Pb(NO3)2 + NO2 + S + H2O =>
Pb2S2 + 8 HNO3 = 2 Pb(NO3)2 + 4 NO2 + 2 S + 4 H2O
H2SO4 + Zn(CH3CH2)2 = HCH3CH2 + ZnSO4 =>
H2SO4 + Zn(CH3CH2)2 = 2 HCH3CH2 + ZnSO4
NH3 + Br2 = N2 + HBr =>
2 NH3 + 3 Br2 = N2 + 6 HBr
K2S + CuSO4 = CuS + K2(SO4) =>
K2S + CuSO4 = CuS + K2(SO4)
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
Fe2O3 + H3NSO3 = H2O + Fe(H2NSO3)3 =>
Fe2O3 + 6 H3NSO3 = 3 H2O + 2 Fe(H2NSO3)3
Al2(SO4)3 + OH = Al(OH)3 + SO4 =>
Al2(SO4)3 + 6 OH = 2 Al(OH)3 + 3 SO4
KI + HNO3 = I2 + KNO2 + KNO3 + H2O =>
2 KI + 2 HNO3 = I2 + KNO2 + KNO3 + H2O
NH4OH + FeCl2 = (NH4)2Cl2 + Fe(OH)2 =>
2 NH4OH + FeCl2 = (NH4)2Cl2 + Fe(OH)2
C2H4 + Cl = C2H4Cl2 =>
C2H4 + 2 Cl = C2H4Cl2
BaN + NaH = BaH + NaN =>
BaN + NaH = BaH + NaN
Ni(OH)2H2O2 = Ni(OH)4 =>
Ni(OH)2H2O2 = Ni(OH)4
Ca(NO3)2 + Co2(SO4)3 = CaSO4 + Co(NO3)3 =>
3 Ca(NO3)2 + Co2(SO4)3 = 3 CaSO4 + 2 Co(NO3)3
Cr(OH)3 + OH{-} = Cr(OH)4{-} =>
Cr(OH)3 + OH{-} = Cr(OH)4{-}
Cr2(CO3)3 + NaOH = Na2CO3 + Cr(OH)3 =>
Cr2(CO3)3 + 6 NaOH = 3 Na2CO3 + 2 Cr(OH)3
Mn + HNO3(p) = Mn(NO3)2 + N2 + H2O =>
5 Mn + 12 HNO3(p) = 5 Mn(NO3)2 + N2 + 6 H2O
Cr2O3(s) + Na(l) = NaCr2O3(g) =>
Cr2O3(s) + Na(l) = NaCr2O3(g)
NaOH + H2SO4 = H2O + NaHSO4 =>
NaOH + H2SO4 = H2O + NaHSO4
Ni + PbCl = Pb + NiCl =>
Ni + PbCl = Pb + NiCl
Fe(OH)3 + Br2 = Fe(BrO2)3 + FeBr3 + H2O =>
4 Fe(OH)3 + 6 Br2 = Fe(BrO2)3 + 3 FeBr3 + 6 H2O
Al(NO3)3 + LiOH = Al(OH)3 + LiNO3 =>
Al(NO3)3 + 3 LiOH = Al(OH)3 + 3 LiNO3
Zn + CH + COO = Zn(CH)2(COO)3 =>
Zn + 2 CH + 3 COO = Zn(CH)2(COO)3
Al + HCl(ac) = AlCl3 + H2 =>
2 Al + 6 HCl(ac) = 2 AlCl3 + 3 H2
OH + N203 = NO2 + H2O =>
812 OH + N203 = 203 NO2 + 406 H2O
Cr2O3 + Ca(OH)2 = Ca3(CrO3)2 + H2O =>
Cr2O3 + 3 Ca(OH)2 = Ca3(CrO3)2 + 3 H2O
ZnO + H3PO4 = H2O + Zn3(PO4)2 =>
3 ZnO + 2 H3PO4 = 3 H2O + Zn3(PO4)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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