| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 H2S + 2 AlBr3 = 6 HBr + Al2S3
CH3CH(OH)COOHHCOOH = CH3CH(COOH)2H2O =>
CH3CH(OH)COOHHCOOH = CH3CH(COOH)2H2O
Ni(OH)2 + NH4ClO4 + NH3 = [Ni(NH3)6](ClO4)2 + H2O =>
Ni(OH)2 + 2 NH4ClO4 + 4 NH3 = [Ni(NH3)6](ClO4)2 + 2 H2O
WO3 + SrCO3 = O2 + SrWO3 + CO2 =>
2 WO3 + 2 SrCO3 = O2 + 2 SrWO3 + 2 CO2
NaCl + K = KCl3 + Na =>
3 NaCl + K = KCl3 + 3 Na
HBr + Ca(OH)2 = Ca + Br + H2O =>
2 HBr + Ca(OH)2 = Ca + 2 Br + 2 H2O
S8 + Fe = Fe2S =>
S8 + 16 Fe = 8 Fe2S
ZnSO4 + K2SO3 = ZnSO3 + K2SO4 =>
ZnSO4 + K2SO3 = ZnSO3 + K2SO4
SO3 + K2O = K2SO4 =>
SO3 + K2O = K2SO4
H2SO4 + NaClO = Na2SO4 + HCl + O2 =>
H2SO4 + 2 NaClO = Na2SO4 + 2 HCl + O2
K2(OH)2 + HBr = KBr + H2O =>
K2(OH)2 + 2 HBr = 2 KBr + 2 H2O
KCl + AgNO3 = AgCl + KNO3 =>
KCl + AgNO3 = AgCl + KNO3
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
H2S + BaCl3 = Ba2S3 + HCl =>
3 H2S + 2 BaCl3 = Ba2S3 + 6 HCl
NiO + CH4 = Ni + CO2 + H2O =>
4 NiO + CH4 = 4 Ni + CO2 + 2 H2O
Zn + (HCl)20 = ZnCl2 + H2 =>
10 Zn + (HCl)20 = 10 ZnCl2 + 10 H2
Silicon + sulfur = SiS2 =>
Si + 2 S = SiS2
Na2O + HI = H2O + NaI =>
Na2O + 2 HI = H2O + 2 NaI
(c)CH4(g) + O2(g) = CO2(g) + H2O(g) =>
(c)CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
K2CO3CO2 = K2C2O5 =>
K2CO3CO2 = K2C2O5
H2 + Au2O3 = H2O + Au =>
3 H2 + Au2O3 = 3 H2O + 2 Au
Ca(HCO3) + HCl = H2O + CO2 + CaCl =>
Ca(HCO3) + HCl = H2O + CO2 + CaCl
Mg + Al(OH)3 = Al + Mg(OH)3 =>
Mg + Al(OH)3 = Al + Mg(OH)3
Bi2 + Na2S = Bi(Na2S)2 =>
Bi2 + 4 Na2S = 2 Bi(Na2S)2
KCN + KMnO4 + KOH = KOCN + K2MnO4 + H2O =>
KCN + 2 KMnO4 + 2 KOH = KOCN + 2 K2MnO4 + H2O
S + O = SO2 =>
S + 2 O = SO2
Zn + KIO3 + HCl = ZnCl2 + I2 + KCl + H2O =>
5 Zn + 2 KIO3 + 12 HCl = 5 ZnCl2 + I2 + 2 KCl + 6 H2O
Ba + H2O = BaOH + H =>
Ba + H2O = BaOH + H
H2NO3 + KOH = HKNO3 + H2O =>
H2NO3 + KOH = HKNO3 + H2O
Hg2Cl2 + NH3 + H2O = Hg2O + NH4Cl =>
Hg2Cl2 + 2 NH3 + H2O = Hg2O + 2 NH4Cl
Fe3O4 + H2O2 + HCl = FeCl3 + H2O =>
2 Fe3O4 + H2O2 + 18 HCl = 6 FeCl3 + 10 H2O
C6(OH)3 + HNO3 = C6(NO3)3 + H2O =>
C6(OH)3 + 3 HNO3 = C6(NO3)3 + 3 H2O
O2(g) + CH3CHO(l) = CO2(g) + H2O(g) =>
5 O2(g) + 2 CH3CHO(l) = 4 CO2(g) + 4 H2O(g)
KOH + H2Co3 = K2Co3 + HOH =>
2 KOH + H2Co3 = K2Co3 + 2 HOH
C10H8 + H2O = C10HO + H8H2 =>
10 C10H8 + 10 H2O = 10 C10HO + 9 H8H2
CuSO4 + AgNO3 = Ag2(SO4) + Cu(NO3)2 =>
CuSO4 + 2 AgNO3 = Ag2(SO4) + Cu(NO3)2
Ag + H2SO4 = Ag2SO4 + H =>
2 Ag + H2SO4 = Ag2SO4 + 2 H
NH4NO3 + NH4Cl = N2 + Cl2 + H2O =>
4 NH4NO3 + 2 NH4Cl = 5 N2 + Cl2 + 12 H2O
CU(OH)2 + NH4OH = CU(NH3)4 + OH + H2O =>
CU(OH)2 + 4 NH4OH = CU(NH3)4 + 2 OH + 4 H2O
[Cd(NH3)4]Cl2 + NaOH = Cd(OH)2 + NaCl + NH3 =>
[Cd(NH3)4]Cl2 + 2 NaOH = Cd(OH)2 + 2 NaCl + 4 NH3
FeS + HCl = H2S + FeCl2 = HCLFECL2 =>
FeS + 2 HCl = H2S + FeCl2
CH3CH2Cl = HCl + CH2 = CH2 =>
CH3CH2Cl = HCl + 2 CH2
Al + H2 = AlH =>
2 Al + H2 = 2 AlH
LiOH + Cl2O7 = LiClO4 + H2O =>
2 LiOH + Cl2O7 = 2 LiClO4 + H2O
Mg(OH)2 + NH4NO3 = NH3 + Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 NH4NO3 = 2 NH3 + Mg(NO3)2 + 2 H2O
I = I2 =>
2 I = I2
Zn + H2SO4 = ZnSO4 + SH2 + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + SH2 + 4 H2O
Pb(s) + Ag(NO3)(aq) = Pb(NO3)2(aq) + Ag(s) =>
Pb(s) + 2 Ag(NO3)(aq) = Pb(NO3)2(aq) + 2 Ag(s)
Cr(OH)2 + Cl2 + NaOH = Na2CrO6 + NaCl + H2O =>
Cr(OH)2 + 4 Cl2 + 10 NaOH = Na2CrO6 + 8 NaCl + 6 H2O
C22H12O2O2 = C22H12O4 =>
C22H12O2O2 = C22H12O4
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Équations équilibrées sur11/11/24
Équations équilibrées sur12/11/23
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