| Équations équilibrées la veille | Équations équilibrées le lendemain |
(NH4)2CO3 + Ba(C2H3O2)2 = (NH4)2(C2H3O2)2 + BaCO3
Li2CO3 + Na2CO3 + Nb2O5 = Li65Na35Nb100O300 + CO2 =>
65 Li2CO3 + 35 Na2CO3 + 100 Nb2O5 = 2 Li65Na35Nb100O300 + 100 CO2
NH3 + O1 = NO + H2O =>
2 NH3 + 5 O1 = 2 NO + 3 H2O
Al + CuSO4 = Al2(CuSO4)3 =>
2 Al + 3 CuSO4 = Al2(CuSO4)3
As2S3 + NO3{-} + H2O = AsO4{3-} + S + NO + H3O{+} =>
3 As2S3 + 10 NO3{-} + 12 H2O = 6 AsO4{3-} + 9 S + 10 NO + 8 H3O{+}
NaBiO3 + NaBr + H2SO4 = Br2 + Na2SO4 + Bi2(SO4)3 + H2O =>
2 NaBiO3 + 4 NaBr + 6 H2SO4 = 2 Br2 + 3 Na2SO4 + Bi2(SO4)3 + 6 H2O
CuSn + HCl = CuCl2 + SnCl2 + H2 =>
CuSn + 4 HCl = CuCl2 + SnCl2 + 2 H2
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
K2Cr2O7 + Al = Cr + KAlO2 + Al2O3 =>
K2Cr2O7 + 4 Al = 2 Cr + 2 KAlO2 + Al2O3
H2O + S2O8{2-} + Br2 = H{+} + SO4{2-} + BrO3{-} =>
6 H2O + 5 S2O8{2-} + Br2 = 12 H{+} + 10 SO4{2-} + 2 BrO3{-}
PbI2 + KI = K2PbI4 =>
PbI2 + 2 KI = K2PbI4
COOCH3 + NH2CH3 = CONCH3 + CH3OH =>
6 COOCH3 + 5 NH2CH3 = 5 CONCH3 + 7 CH3OH
KI + Cu(NO3)2 = Cu2I2 + I2 + KNO3 =>
4 KI + 2 Cu(NO3)2 = Cu2I2 + I2 + 4 KNO3
C2H7NO3S + KNO3 = K2CO3 + K2SO3 + N2 + H2O + CO2 =>
10 C2H7NO3S + 26 KNO3 = 3 K2CO3 + 10 K2SO3 + 18 N2 + 35 H2O + 17 CO2
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
*5Ca(NO3)2*NH4NO3*10H2O + KCl = KNO3 + NH4Cl + CaCl2 + H2O =>
*5Ca(NO3)2*NH4NO3*10H2O + 11 KCl = 11 KNO3 + NH4Cl + 5 CaCl2 + 10 H2O
NiSO4 + Li = NiLi + SO4 =>
NiSO4 + Li = NiLi + SO4
HCO2CH3 + NaOH = NaC2H3O2 + H2O =>
HCO2CH3 + NaOH = NaC2H3O2 + H2O
CsOH + Pb(NO3)2 = Cs(NO3)2 + PbOH =>
CsOH + Pb(NO3)2 = Cs(NO3)2 + PbOH
C4H6O3C8H18O = C10H20O2C2H4O2 =>
C4H6O3C8H18O = C10H20O2C2H4O2
C3H7COOH + Ca(OH)2 = C3H7COO + H2O + CaH2 =>
4 C3H7COOH + Ca(OH)2 = 4 C3H7COO + 2 H2O + CaH2
(VO)SO4 + H2SO4 + Zn = VSO4 + H2O + ZnSO4 =>
(VO)SO4 + H2SO4 + Zn = VSO4 + H2O + ZnSO4
CH3HO + [Ag(NH3)2]OH = H3COONH4 + Ag + NH3 + H2O =>
CH3HO + 2[Ag(NH3)2]OH = H3COONH4 + 2 Ag + 3 NH3 + H2O
Ag{+} + HOBr = AgOBr + H{+} =>
Ag{+} + HOBr = AgOBr + H{+}
H2S + KMnO4 = MnO2 + K2SO4 + H2O + KOH =>
3 H2S + 8 KMnO4 = 8 MnO2 + 3 K2SO4 + 2 H2O + 2 KOH
Hg(OH)2 + H3PO4 = Hg + PO4 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = 3 Hg + 2 PO4 + 6 H2O
H2S + KMnO4 = MnO2 + K2SO4 + H2O + KOH =>
3 H2S + 8 KMnO4 = 8 MnO2 + 3 K2SO4 + 2 H2O + 2 KOH
I2 + NaOH = NaIO3 + NaI + H2O =>
3 I2 + 6 NaOH = NaIO3 + 5 NaI + 3 H2O
P2O3 + HNO3 + H2O = NO + H3PO4 =>
3 P2O3 + 4 HNO3 + 7 H2O = 4 NO + 6 H3PO4
Be(OH)2 + P2O5 = Be3(PO4)2 + H2O =>
3 Be(OH)2 + P2O5 = Be3(PO4)2 + 3 H2O
Cr2O7{-2} + H{+} + Al = Cr{+3} + Al{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 2 Al = 2 Cr{+3} + 2 Al{+3} + 7 H2O
KI + H2SO4 + K2CrO7 = I2 + H2O + Cr2(SO4)3 + K2SO4 =>
18 KI + 14 H2SO4 + 2 K2CrO7 = 9 I2 + 14 H2O + Cr2(SO4)3 + 11 K2SO4
N2OH + H2SO4 = H2O + N2 + SO4 =>
2 N2OH + H2SO4 = 2 H2O + 2 N2 + SO4
H{+2} + Cl{-2} = HCl =>
H{+2} + Cl{-2} = HCl
C1000000H2200000 = C800000H1800000 + C200000H200000 =>
5 C1000000H2200000 = 6 C800000H1800000 + C200000H200000
Cr2(SO4)3 + KOH = K2CrO4 + K + K2SO4 + H2O =>
Cr2(SO4)3 + 16 KOH = 2 K2CrO4 + 6 K + 3 K2SO4 + 8 H2O
H3PO2 + AgNO3 + H2O = H3PO4 + Ag + HNO3 =>
H3PO2 + 4 AgNO3 + 2 H2O = H3PO4 + 4 Ag + 4 HNO3
NaMnO4 + HCl = H2O + MnCl2 + NaCl + Cl =>
NaMnO4 + 8 HCl = 4 H2O + MnCl2 + NaCl + 5 Cl
(NH4)SO4 + KOH = NH3 + KSO4 + H2O =>
(NH4)SO4 + KOH = NH3 + KSO4 + H2O
Li2O + Dy2O3 + RuO2 = LiDyRu3O8 =>
Li2O + Dy2O3 + 6 RuO2 = 2 LiDyRu3O8
Se + O2 = SeO2 =>
Se + O2 = SeO2
C3H8O(l) + O2 = CO2(g) + H2O =>
2 C3H8O(l) + 9 O2 = 6 CO2(g) + 8 H2O
NaMnO4 + HCl = H2O + MnCl + NaCl + Cl =>
NaMnO4 + 8 HCl = 4 H2O + MnCl + NaCl + 6 Cl
NaBiO3 + NaBr + H2SO4 = Br2 + Na2SO4 + Bi2(SO4)3 + H2O =>
2 NaBiO3 + 4 NaBr + 6 H2SO4 = 2 Br2 + 3 Na2SO4 + Bi2(SO4)3 + 6 H2O
P4O10 + H2O = P4 + H2O11 =>
P4O10 + H2O = P4 + H2O11
VO2 + KOH = K2V4O9 + H2O =>
4 VO2 + 2 KOH = K2V4O9 + H2O
Na2O + HBr = NaBr + H2O =>
Na2O + 2 HBr = 2 NaBr + H2O
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
AgNO3 + ZnI = ZnNO3 + AgI =>
AgNO3 + ZnI = ZnNO3 + AgI
Ni(NO3)2 + H2(aq) = HNO3(aq) + Ni(s) =>
Ni(NO3)2 + H2(aq) = 2 HNO3(aq) + Ni(s)
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Équations équilibrées sur04/22/25
Équations équilibrées sur05/22/24
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