| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbCO3 + 2 KI = PbI2 + K2CO3
Na2S2O3 + Cr2O7 + H2SO4 = Na2SO4 + Cr2S3O12 + H2O =>
Na2S2O3 + Cr2O7 + 2 H2SO4 = Na2SO4 + Cr2S3O12 + 2 H2O
C2H5OOH + NaOH = C2H5OONa + HOH =>
C2H5OOH + NaOH = C2H5OONa + HOH
Na2SO3 + H2(SO4) = Na2SO4 + H2O + SO2 =>
Na2SO3 + H2(SO4) = Na2SO4 + H2O + SO2
KBr + H2O = KOH + HBr =>
KBr + H2O = KOH + HBr
N5H9 + O2 = N2O5 + H2O =>
2 N5H9 + 17 O2 = 5 N2O5 + 9 H2O
H3AsO4 + H2S = HAsO2 + S + H2O =>
H3AsO4 + H2S = HAsO2 + S + 2 H2O
PbCO3 + KI = PbI2 + K2CO3 =>
PbCO3 + 2 KI = PbI2 + K2CO3
PtCl4 = Pt + Cl2PtCl4 = Pt + Cl2 =>
3 PtCl4 = Pt + 2 Cl2PtCl4
Fe(aq) + OH(aq) = Fe(OH)2(s) =>
Fe(aq) + 2 OH(aq) = Fe(OH)2(s)
P2O5 + NaCl = NaClO + P =>
P2O5 + 5 NaCl = 5 NaClO + 2 P
(CH3CO)2O + C2H5OH = CH3COOC2H5 + CH3COOH =>
(CH3CO)2O + C2H5OH = CH3COOC2H5 + CH3COOH
Mo + Fe2O3 + MoO3 = Fe2Mo3O8 =>
4 Mo + 3 Fe2O3 + 5 MoO3 = 3 Fe2Mo3O8
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
CH3CH2OH + NH3 = C2H7N + H2O =>
CH3CH2OH + NH3 = C2H7N + H2O
H2SO4 + B2(CO3)3 = B2(SO4)3 + H2O + CO2 =>
3 H2SO4 + B2(CO3)3 = B2(SO4)3 + 3 H2O + 3 CO2
C3OH7 + Cr2O7{2-} + H{+} = CO2 + H2O + Cr{3+} =>
6 C3OH7 + 17 Cr2O7{2-} + 136 H{+} = 18 CO2 + 89 H2O + 34 Cr{3+}
FeSO4 = Fe + O + S =>
FeSO4 = Fe + 4 O + S
HAsO3 = As2O5 + H2O =>
2 HAsO3 = As2O5 + H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CuF3 + NaNO3 = Cu(NO3)3 + NaF =>
CuF3 + 3 NaNO3 = Cu(NO3)3 + 3 NaF
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
C6H12 + KMnO4 + H2SO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
5 C6H12 + 8 KMnO4 + 12 H2SO4 = 10 C2H5COOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
Sr + Cl + O = SrClO3 =>
Sr + Cl + 3 O = SrClO3
CuF3 + NaNO3 = Cu(NO3)3 + NaF =>
CuF3 + 3 NaNO3 = Cu(NO3)3 + 3 NaF
O2 + KOH = K2O2 + H2O =>
O2 + 4 KOH = 2 K2O2 + 2 H2O
Ca(OH)2 + H2SeO4 = Ca(SeO4) + H2O =>
Ca(OH)2 + H2SeO4 = Ca(SeO4) + 2 H2O
BaSO4 + NH4Cl = BaCl2 + (NH4)2SO4 =>
BaSO4 + 2 NH4Cl = BaCl2 + (NH4)2SO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NaC1 = Na + C2 =>
2 NaC1 = 2 Na + C2
CoS2 + O2 = Co2O3 + SO2 =>
4 CoS2 + 11 O2 = 2 Co2O3 + 8 SO2
Pb(NO3)2 + Na2I = PbI + Na(NO3) =>
Pb(NO3)2 + Na2I = PbI + 2 Na(NO3)
Na2H2EDTA*2H2O + FeCl3*6H2O + NaOH = Na[Fe(EDTA)]*3H2O + NaCl + H2O =>
Na2H2EDTA*2H2O + FeCl3*6H2O + 2 NaOH = Na[Fe(EDTA)]*3H2O + 3 NaCl + 7 H2O
Ba(OH)2 + Ni(NO3)3 = Ba(NO3)2 + Ni(OH)3 =>
3 Ba(OH)2 + 2 Ni(NO3)3 = 3 Ba(NO3)2 + 2 Ni(OH)3
MgCO3(s) + HClO4(aq) = Mg(ClO4)2(aq) + H2CO3(g) =>
MgCO3(s) + 2 HClO4(aq) = Mg(ClO4)2(aq) + H2CO3(g)
KOH + Cr(OH) + H2O2 = K2CrO4 + H2O =>
4 KOH + 2 Cr(OH) + 5 H2O2 = 2 K2CrO4 + 8 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H6S2 + O2 = CO2 + H2O + SO3 =>
2 C6H6S2 + 21 O2 = 12 CO2 + 6 H2O + 4 SO3
K + Ca2Br = KBr + Ca =>
K + Ca2Br = KBr + 2 Ca
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
K2CO3(aq) + SnCl4(aq) = K2Cl4(aq) + SnCO3(s) =>
K2CO3(aq) + SnCl4(aq) = K2Cl4(aq) + SnCO3(s)
O2 + KOH = K2O2 + H2O =>
O2 + 4 KOH = 2 K2O2 + 2 H2O
CuF3 + NaNO3 = Cu(NO3)3 + NaF =>
CuF3 + 3 NaNO3 = Cu(NO3)3 + 3 NaF
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
PtCl4 = Pt + Cl2PtCl4 = Pt + Cl2 =>
3 PtCl4 = Pt + 2 Cl2PtCl4
FeCl2 + H2O + O2 = Fe(OH)2 + Cl2 =>
2 FeCl2 + 2 H2O + O2 = 2 Fe(OH)2 + 2 Cl2
CO2 + H2O = CH12O + O2 =>
2 CO2 + 12 H2O = 2 CH12O + 7 O2
H3PO4 + Co = Co3PO4 + H2 =>
2 H3PO4 + 6 Co = 2 Co3PO4 + 3 H2
MnO2 + AlMn = Al2O3 + Mn =>
3 MnO2 + 4 AlMn = 2 Al2O3 + 7 Mn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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