| Équations équilibrées la veille | Équations équilibrées le lendemain |
12 ClO3 + 6 H2O + 7 I2 = 14 IO3 + 12 Cl{-} + 12 H{+}
PB(No3)2 + KI = PBI2 + KNo3 =>
PB(No3)2 + 2 KI = PBI2 + 2 KNo3
NaCH2COOH + NaOH = CH4 + Na2CO3 =>
NaCH2COOH + NaOH = CH4 + Na2CO3
AsCl3 + H2S = HCl + As2S3 =>
2 AsCl3 + 3 H2S = 6 HCl + As2S3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
BeSO4 + NaOH = BeOH + NaSO4 =>
BeSO4 + NaOH = BeOH + NaSO4
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
CaCl2 + HCl = CaH + Cl =>
CaCl2 + HCl = CaH + 3 Cl
CrOHBr2 + Cr(OH)3 = Cr(OH)2Br =>
CrOHBr2 + Cr(OH)3 = 2 Cr(OH)2Br
Fe(OH)2 + HI = FeI2 + H2O =>
Fe(OH)2 + 2 HI = FeI2 + 2 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Ca(s) + HCe(aq) = H2(g) + CaCe2(aq) =>
Ca(s) + 2 HCe(aq) = H2(g) + CaCe2(aq)
Ca + Al2S3 = Ca2S2 + Al2 =>
6 Ca + 2 Al2S3 = 3 Ca2S2 + 2 Al2
C2H5OH + *O2 = CO2 + H2O =>
C2H5OH + 3*O2 = 2 CO2 + 3 H2O
HNO3 + K2CrO4 = H2O + K2Cr2O7 + KNO3 =>
2 HNO3 + 2 K2CrO4 = H2O + K2Cr2O7 + 2 KNO3
SIH4 + KOH + H2O = K2SIO3 + H2 =>
SIH4 + 2 KOH + H2O = K2SIO3 + 4 H2
Cd + Au(NO3)3 = Cd(NO3)3 + Au =>
Cd + Au(NO3)3 = Cd(NO3)3 + Au
Co + H2O = CoO + H2 =>
Co + H2O = CoO + H2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
FeCl3 + NaBr = FeBr3 + ClNa =>
FeCl3 + 3 NaBr = FeBr3 + 3 ClNa
KI + CdCl = KCl + CdI =>
KI + CdCl = KCl + CdI
Pb(C2H2O2) + HCl = PbCl2 + HC2H3O2 =>
Pb(C2H2O2) + 2 HCl = PbCl2 + HC2H3O2
Ca(OH)2 + SO2 = CaSO3 + H2O =>
Ca(OH)2 + SO2 = CaSO3 + H2O
Al + PbCl2 = AlCl3 + Pb =>
2 Al + 3 PbCl2 = 2 AlCl3 + 3 Pb
NH3 + (HCI) = NH4CI =>
NH3 + (HCI) = NH4CI
NaHCO3 + CH3COOH = NaH2CCOOH + H2O + CO2 =>
NaHCO3 + CH3COOH = NaH2CCOOH + H2O + CO2
O2 + H2O + Au + KCn = KOH + KAu(Cn)2 =>
O2 + 2 H2O + 4 Au + 8 KCn = 4 KOH + 4 KAu(Cn)2
MgSO4 + MaOH = MgOH + MaSO4 =>
MgSO4 + MaOH = MgOH + MaSO4
KI + Ca(SO4) = CaI2 + K2(SO4) =>
2 KI + Ca(SO4) = CaI2 + K2(SO4)
IHCl + K2O = I2 + KCl + H2O =>
2 IHCl + K2O = I2 + 2 KCl + H2O
HBr + KHCO3 = KBr + H + HCO3 =>
HBr + KHCO3 = KBr + H + HCO3
NH4OH + NaOH = Na3N + H2O =>
NH4OH + 3 NaOH = Na3N + 4 H2O
FeCl2 + Ag(NO3)2 = Fe(NO3)2 + AgCl2 =>
FeCl2 + Ag(NO3)2 = Fe(NO3)2 + AgCl2
FeCl3*6H2O + O2 = Fe3O4 + Cl + H2O =>
3 FeCl3*6H2O + 2 O2 = Fe3O4 + 9 Cl + 18 H2O
CH3CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CHO + H2O =>
3 CH3CH2OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CHO + 7 H2O
H2CO3 + As(OH)5 = As2(CO3)5 + H2O =>
5 H2CO3 + 2 As(OH)5 = As2(CO3)5 + 10 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CaCO3 + HCl = HCl(CO3)2 + Ca =>
2 CaCO3 + HCl = HCl(CO3)2 + 2 Ca
CuCO3 + FeCl2 = CuCl2 + FeCO3 =>
CuCO3 + FeCl2 = CuCl2 + FeCO3
C4H11O2N + NaOH = C4H5NO4Na2 + H2 =>
C4H11O2N + 2 NaOH = C4H5NO4Na2 + 4 H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
RbCl + O3 = RbClO2 =>
3 RbCl + 2 O3 = 3 RbClO2
HgSO4 + SnCl2 = Hg + SnSO4 + Cl2 =>
HgSO4 + SnCl2 = Hg + SnSO4 + Cl2
CaOH + HCl = CaCl2 + H2O + H =>
CaOH + 2 HCl = CaCl2 + H2O + H
Ca2SiO4 + H2O = Ca3Si2O4(OH)6Ca(OH)2 =>
2 Ca2SiO4 + 4 H2O = Ca3Si2O4(OH)6Ca(OH)2
MgCl2(aq) + HNO3(aq) = Mg(NO3)2(aq) + HCl(aq) =>
MgCl2(aq) + 2 HNO3(aq) = Mg(NO3)2(aq) + 2 HCl(aq)
Hg(NO3)2 + KI = Hg(I)2 + K(NO3) =>
Hg(NO3)2 + 2 KI = Hg(I)2 + 2 K(NO3)
HCl + NH4OH = H2O + NH4Cl =>
HCl + NH4OH = H2O + NH4Cl
KCl + HNO3 = KNO3 + HCl =>
KCl + HNO3 = KNO3 + HCl
Al2P3 + Ca = CaP + Al =>
Al2P3 + 3 Ca = 3 CaP + 2 Al
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/25/24
Équations équilibrées sur03/26/23
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