| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
C2H5OH(aq) + Na2Cr2O7(aq) + H2SO4(aq) = HC2H3O2(aq) + Cr2(SO4)3(aq) + Na2SO4(aq) + H2O =>
3 C2H5OH(aq) + 2 Na2Cr2O7(aq) + 8 H2SO4(aq) = 3 HC2H3O2(aq) + 2 Cr2(SO4)3(aq) + 2 Na2SO4(aq) + 11 H2O
SO3CaCO3 = CaSO3CO3 =>
SO3CaCO3 = CaSO3CO3
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
AlI3 + Fe(NO3)3 = I2 + Al(NO3)3 + FeI2 =>
2 AlI3 + 2 Fe(NO3)3 = I2 + 2 Al(NO3)3 + 2 FeI2
Cr + H2 = CrH3 =>
2 Cr + 3 H2 = 2 CrH3
Ba + Cu(OH)2 = Cu + BaOH =>
2 Ba + Cu(OH)2 = Cu + 2 BaOH
ZnS + O2 = ZnO + SO2 = =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2O + SiO2 = H2SiO3 =>
H2O + SiO2 = H2SiO3
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
H2SeO3 + Fe(OH)2 = Fe(HSeO3)2 + H2O =>
2 H2SeO3 + Fe(OH)2 = Fe(HSeO3)2 + 2 H2O
C2H5Br + CaOH = C2H4 + CaBr + H2O =>
C2H5Br + CaOH = C2H4 + CaBr + H2O
Zn0 + AgNO3 = Zn(NO3)2 + Ag0 =>
Zn0 + 2 AgNO3 = Zn(NO3)2 + 2 Ag0
SrO2H2 + FeCl3 = SrCl2 + FeO3H3 =>
3 SrO2H2 + 2 FeCl3 = 3 SrCl2 + 2 FeO3H3
NaHCO3 + CH3COOH = CO2 + H2O + NaC2H2O2 =>
8 NaHCO3 + 7 CH3COOH = 6 CO2 + 10 H2O + 8 NaC2H2O2
Te + O2 = TeO2 =>
Te + O2 = TeO2
Al(s) + H3Po4(aq) = AlPo4(s) + H2(g) =>
2 Al(s) + 2 H3Po4(aq) = 2 AlPo4(s) + 3 H2(g)
Te + O2 = TeO3 =>
2 Te + 3 O2 = 2 TeO3
CH3CH2CH2OH + Cr2O7{-2} + H{+} = CH3CH2CHO + Cr{+3} + H2O =>
3 CH3CH2CH2OH + Cr2O7{-2} + 8 H{+} = 3 CH3CH2CHO + 2 Cr{+3} + 7 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
C5H6N2O4 + H2O = C5H8N2O5 =>
C5H6N2O4 + H2O = C5H8N2O5
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Ca(C2H3O2)2 + K3PO4 = Ca3(PO4)2 + KC2H3O2 =>
3 Ca(C2H3O2)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KC2H3O2
Zn + H3SO4 = ZnSO4 + H2 =>
2 Zn + 2 H3SO4 = 2 ZnSO4 + 3 H2
Ca(OH)2 + Al2(SO4)3 = Al(OH)3 + CaSO4 =>
3 Ca(OH)2 + Al2(SO4)3 = 2 Al(OH)3 + 3 CaSO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
ZnCuBr2 = ZnBr2Cu =>
ZnCuBr2 = ZnBr2Cu
NaClO3(catalyst) = NaCl + O2 =>
2 NaClO3(catalyst) = 2 NaCl + 3 O2
Cu + HNO3 + H2SO4 = CuSO4 + NO2 + H2O =>
Cu + 2 HNO3 + H2SO4 = CuSO4 + 2 NO2 + 2 H2O
C27H56 + CuO = H2O + CO2 + Cu =>
C27H56 + 82 CuO = 28 H2O + 27 CO2 + 82 Cu
CaOH2 + NO3 = CaNO3 + HOH =>
CaOH2 + NO3 = CaNO3 + HOH
PbCO3 + NH4Cl = H4CO3 + NPbCl =>
PbCO3 + NH4Cl = H4CO3 + NPbCl
Pb + NH4OH = PbNH4 + OH =>
Pb + NH4OH = PbNH4 + OH
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
BaCrO4 + H2SO4 = H2CrO4 + BaSO4 =>
BaCrO4 + H2SO4 = H2CrO4 + BaSO4
O3 + P4 = P2O5 =>
10 O3 + 3 P4 = 6 P2O5
KBr + Na2S = NaBr + K2S =>
2 KBr + Na2S = 2 NaBr + K2S
(NH4)3PO4 + FeI2 = FePO4 + I2(NH4)3 =>
(NH4)3PO4 + FeI2 = FePO4 + I2(NH4)3
H2SO4 + FeO(OH) = FeS2 + H2O + O2 =>
8 H2SO4 + 4 FeO(OH) = 4 FeS2 + 10 H2O + 15 O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C3H8 + H2O = CO2 + H2 =>
C3H8 + 6 H2O = 3 CO2 + 10 H2
Na2CO3 + CaSO4 = Na2SO4 + CO3Ca =>
Na2CO3 + CaSO4 = Na2SO4 + CO3Ca
K2Cr2O7 + Na2SO3 = Na2Cr2O7 + K2SO3 =>
K2Cr2O7 + Na2SO3 = Na2Cr2O7 + K2SO3
NH4OH(aq) + AgNO3(aq) = AgOH(s) + NH4NO3(aq) =>
NH4OH(aq) + AgNO3(aq) = AgOH(s) + NH4NO3(aq)
NH2C6COOH + CH3COOCOCH3 = CH3CONHC6COOH + CH3COOH =>
NH2C6COOH + CH3COOCOCH3 = CH3CONHC6COOH + CH3COOH
K2Cr2O7 + H2SO4 + NaNO2 = Cr2(SO4)3 + H2O + K2SO4 + NaNO3 =>
K2Cr2O7 + 4 H2SO4 + 3 NaNO2 = Cr2(SO4)3 + 4 H2O + K2SO4 + 3 NaNO3
H3CCOH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3COOH =>
5 H3CCOH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 CH3COOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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