| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Co(HCO3)3 = Co2O3 + 6 CO2 + 3 H2O
H2S + KMnO4 = K2SO4 + MnO2 + H2 =>
H2S + 2 KMnO4 = K2SO4 + 2 MnO2 + H2
H2(g) + V2O5(s) = V2O3(s) + H2O =>
2 H2(g) + V2O5(s) = V2O3(s) + 2 H2O
Fe2(SO4)3 + Na3(PO4) = Fe(PO4) + Na2(SO4) =>
Fe2(SO4)3 + 2 Na3(PO4) = 2 Fe(PO4) + 3 Na2(SO4)
Ga + NaOH + H2O = Na[Ga(OH)4] + H2 =>
2 Ga + 2 NaOH + 6 H2O = 2 Na[Ga(OH)4] + 3 H2
Pb + H2O = PbO + H2 =>
Pb + H2O = PbO + H2
Pb(NO3)2 + H2O = Pb(OH)2 + HNO3 =>
Pb(NO3)2 + 2 H2O = Pb(OH)2 + 2 HNO3
SO2 + AgNO3 = Ag2SO4 + NO2 =>
SO2 + 2 AgNO3 = Ag2SO4 + 2 NO2
K2SiO3 + CH3COOH = H2SiO3 + CH3COOK =>
K2SiO3 + 2 CH3COOH = H2SiO3 + 2 CH3COOK
Al + NiSO4 = AlSO4 + Ni =>
Al + NiSO4 = AlSO4 + Ni
FeCl3 + LiCH3 = FeCl2 + Li[FeCl4] + CH3CH3 =>
4 FeCl3 + 2 LiCH3 = 2 FeCl2 + 2 Li[FeCl4] + CH3CH3
C6H8O7 + NaClO2 = NaCl + H2O + CO2 =>
2 C6H8O7 + 9 NaClO2 = 9 NaCl + 8 H2O + 12 CO2
HCl + H2WO4 + Zn = W5O14 + ZnCl2 + H2O =>
2 HCl + 5 H2WO4 + Zn = W5O14 + ZnCl2 + 6 H2O
S3 = S =>
S3 = 3 S
Ba(OH)2(s)(aq) + NH4SCN(s) = Ba(SCN)2(aq) + NH3(g) + H2O(l) =>
Ba(OH)2(s)(aq) + 2 NH4SCN(s) = Ba(SCN)2(aq) + 2 NH3(g) + 2 H2O(l)
CaCO3 + CuSO4 + H2O = CaSO4 + Cu(OH)2 + CO2 =>
CaCO3 + CuSO4 + H2O = CaSO4 + Cu(OH)2 + CO2
KHCO3(s) = K2CO3(s) + H2O(g) + CO2(g) =>
2 KHCO3(s) = K2CO3(s) + H2O(g) + CO2(g)
K2Cr2O7 + AgNO3 + H2O = Ag2CrO4 + KNO3 + HNO3 =>
K2Cr2O7 + 4 AgNO3 + H2O = 2 Ag2CrO4 + 2 KNO3 + 2 HNO3
SO3 + HOH = H2SO4 =>
SO3 + HOH = H2SO4
HClO4 + CH3NH2 = CH3NH3ClO4 =>
HClO4 + CH3NH2 = CH3NH3ClO4
BaCl2 + Na2(CO3) = Ba(CO3) + Na2Cl2 =>
BaCl2 + Na2(CO3) = Ba(CO3) + Na2Cl2
Au + HNO3 = AuNO3 + NO + H2O =>
3 Au + 4 HNO3 = 3 AuNO3 + NO + 2 H2O
CrCl3 + NH3 = CrN + NH4Cl =>
CrCl3 + 4 NH3 = CrN + 3 NH4Cl
CH3(COOH)2 + O2 = CO2 + H2O =>
4 CH3(COOH)2 + 9 O2 = 12 CO2 + 10 H2O
C6H8O7 + Na2CO3 = Na3C6H5O7 + CO2 + H2O =>
2 C6H8O7 + 3 Na2CO3 = 2 Na3C6H5O7 + 3 CO2 + 3 H2O
HCl(aq) = H2(g) + Cl2(g) =>
2 HCl(aq) = H2(g) + Cl2(g)
Bi(NO3)3 + KOH = H3BiO3 + KNO3 =>
Bi(NO3)3 + 3 KOH = H3BiO3 + 3 KNO3
FeSO4 + NH4OH = Fe(OH)2 + (NH4)2SO4 =>
FeSO4 + 2 NH4OH = Fe(OH)2 + (NH4)2SO4
AlCl3 + CH3COONa + H2O = Al(OH)3 + CH3COOH + NaCl =>
AlCl3 + 3 CH3COONa + 3 H2O = Al(OH)3 + 3 CH3COOH + 3 NaCl
Cu(s) + AgNO3(ag) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(ag) = Cu(NO3)2(aq) + 2 Ag(s)
KMnO4 + C2H2O2 + H2SO4 = MnSO4 + K2SO4 + H2O + C2H2O4 =>
4 KMnO4 + 5 C2H2O2 + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 6 H2O + 5 C2H2O4
BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2
HCl(aq) + NaOH(aq) = H2O(aq) + NaCl(aq) =>
HCl(aq) + NaOH(aq) = H2O(aq) + NaCl(aq)
NH4VO3 + H2SO4 + Zn = VOSO4 + (NH4)2SO4 + H2O + ZnSO4 =>
2 NH4VO3 + 4 H2SO4 + Zn = 2 VOSO4 + (NH4)2SO4 + 4 H2O + ZnSO4
CH3Cl + Na + C3H7Cl = C4H10 + NaCl =>
CH3Cl + 2 Na + C3H7Cl = C4H10 + 2 NaCl
KI + CaCl2 = KCl + CaI2 =>
2 KI + CaCl2 = 2 KCl + CaI2
C7H12(l) + O2(g) = CO2(g) + H2O(g) =>
C7H12(l) + 10 O2(g) = 7 CO2(g) + 6 H2O(g)
Mn + H2S = MnS2 + H2 =>
Mn + 2 H2S = MnS2 + 2 H2
C2H5OH + CuO = C2H4O + Cu + H2O =>
C2H5OH + CuO = C2H4O + Cu + H2O
SO3 + CO2 = CS2 + O2 =>
2 SO3 + CO2 = CS2 + 4 O2
CaSO3 + HF = H2SO3 + CaF2 =>
CaSO3 + 2 HF = H2SO3 + CaF2
KMnO4 + NaOH + Na2S2O3 = Na2MnO4 + K2SO4 + H2O + KOH =>
8 KMnO4 + 14 NaOH + Na2S2O3 = 8 Na2MnO4 + 2 K2SO4 + 5 H2O + 4 KOH
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
H2SO4 + CuSO4 = H2Cu + SO4 =>
H2SO4 + CuSO4 = H2Cu + 2 SO4
Al2S3 + HNO3 = Al(NO3)3 + H2O + NO2 + H2SO4 =>
Al2S3 + 30 HNO3 = 2 Al(NO3)3 + 12 H2O + 24 NO2 + 3 H2SO4
Li2SO4(aq) + BaCl2(aq) = BaSO4(s) + LiCl(aq) =>
Li2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 LiCl(aq)
FeSO4 + NaOH = Fe(OH)4 + SO4 + Na =>
FeSO4 + 4 NaOH = Fe(OH)4 + SO4 + 4 Na
CH2O + H2O = CH3OH + O2 =>
2 CH2O + 2 H2O = 2 CH3OH + O2
MnO2 + HNO3 = HMnO4 + NO2 + H2O =>
MnO2 + 3 HNO3 = HMnO4 + 3 NO2 + H2O
Mg + C2H4O2 = Mg(C2H3O2)2 + H =>
Mg + 2 C2H4O2 = Mg(C2H3O2)2 + 2 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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