| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaBr + Cl2 = 2 NaCl + Br2
HI + H2SO4 = H2S + I2 + H2O =>
8 HI + H2SO4 = H2S + 4 I2 + 4 H2O
K2CrO4 + C2H5OH + H2SO4 = CH3CO + K[Cr2(SO4)2]12H2O + K2SO4 + H2O =>
144 K2CrO4 + 194 C2H5OH + 285 H2SO4 = 194 CH3CO + 6 K[Cr2(SO4)2]12H2O + 141 K2SO4 + 570 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
FeO + H2 = Fe + H2O =>
FeO + H2 = Fe + H2O
LiCO3 + Cu(NO3)2 = Li(NO3)2 + CuCO3 =>
LiCO3 + Cu(NO3)2 = Li(NO3)2 + CuCO3
P4O10 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
P4O10 + 6 Ca(OH)2 = 2 Ca3(PO4)2 + 6 H2O
FeCl2 + Li2S = FeS + LiCl =>
FeCl2 + Li2S = FeS + 2 LiCl
KF + CoI2 = KI + CoF2 =>
2 KF + CoI2 = 2 KI + CoF2
LIOH + CO2 = LIHCO3 =>
LIOH + CO2 = LIHCO3
KMnO4 + H2C2O4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 10 CO2 + K2SO4 + 2 MnSO4 + 8 H2O
LIOH + CO2 = LIHCO3 =>
LIOH + CO2 = LIHCO3
Cr + HCl = CrCl + H2 =>
2 Cr + 2 HCl = 2 CrCl + H2
CrCl2 + AgNO3 = CrNO3 + AgCl2 =>
CrCl2 + AgNO3 = CrNO3 + AgCl2
C + O2 = CO2 =>
C + O2 = CO2
Mg + (HNO3) = Mg(NO3)2 + H2 =>
Mg + 2(HNO3) = Mg(NO3)2 + H2
Fe(CrO2)2 + Na2CO3 + O2 = Fe2O3 + Na2Cr2O7 + CO2 =>
4 Fe(CrO2)2 + 4 Na2CO3 + 7 O2 = 2 Fe2O3 + 4 Na2Cr2O7 + 4 CO2
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
FeSO4 + H2SO4 = Fe2(SO4)3 + H2 =>
2 FeSO4 + H2SO4 = Fe2(SO4)3 + H2
H3PO4 + Fe(OH)2 = H2O + Fe3(PO4)2 =>
2 H3PO4 + 3 Fe(OH)2 = 6 H2O + Fe3(PO4)2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Mg + (HNO3) = Mg(NO3)2 + H2 =>
Mg + 2(HNO3) = Mg(NO3)2 + H2
I2 + NH3 = NH3NI3 + NH4I =>
3 I2 + 5 NH3 = NH3NI3 + 3 NH4I
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
I2 + NH3 = NH3NI3 + NH4I =>
3 I2 + 5 NH3 = NH3NI3 + 3 NH4I
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KBr + Cl2 + KOH = KCl + KBrO3 + H2O =>
KBr + 3 Cl2 + 6 KOH = 6 KCl + KBrO3 + 3 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
AgNO3 = Ag + O2 + NO2 =>
2 AgNO3 = 2 Ag + O2 + 2 NO2
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
C20H42 + O2 = H2O + CO2 =>
2 C20H42 + 61 O2 = 42 H2O + 40 CO2
HBr + H2O2 = Br2 + H2O =>
2 HBr + H2O2 = Br2 + 2 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
AL(OH)3 + NAOH = NAALO2 + H2O =>
AL(OH)3 + NAOH = NAALO2 + 2 H2O
C + O2 = CO2 =>
C + O2 = CO2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ZnCl2 + Al = AlCl + Zn =>
ZnCl2 + 2 Al = 2 AlCl + Zn
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH3 + HNo3 = NH4No3 =>
NH3 + HNo3 = NH4No3
FECl3 + H2S = FECl2 + S + HCl =>
2 FECl3 + H2S = 2 FECl2 + S + 2 HCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cr(NO3)3 + Na2S + H2O = Cr(OH)3 + H2S + NaNO3 =>
2 Cr(NO3)3 + 3 Na2S + 6 H2O = 2 Cr(OH)3 + 3 H2S + 6 NaNO3
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
HCl + Ba(NO2)2 = HNO2 + BaCl2 =>
2 HCl + Ba(NO2)2 = 2 HNO2 + BaCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/17/17
Équations équilibrées sur11/16/16
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