| Équations équilibrées la veille | Équations équilibrées le lendemain |
O2 + KI = K + O2I
Cr(OH)3 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 Cr(OH)3 + 3 Br2 + 10 KOH = 2 K2CrO4 + 6 KBr + 8 H2O
C6H6O2 + O2 = CO2 + H2O =>
2 C6H6O2 + 13 O2 = 12 CO2 + 6 H2O
KMnO4 + NaHSO3 + H2SO3 = MnSO4 + K2SO4 + NaHSO4 + H2OMnO2 =>
4 KMnO4 + 4 NaHSO3 + 3 H2SO3 = MnSO4 + 2 K2SO4 + 4 NaHSO4 + 3 H2OMnO2
KNO2 + HCl + SnCl2 = SnCl4 + N2O + H2O + KCl =>
2 KNO2 + 6 HCl + 2 SnCl2 = 2 SnCl4 + N2O + 3 H2O + 2 KCl
K2CO3 + AgNO3 = Ag2CO3 + KNO3 =>
K2CO3 + 2 AgNO3 = Ag2CO3 + 2 KNO3
C6H12O6 + O2 = HOH + CO2 =>
C6H12O6 + 6 O2 = 6 HOH + 6 CO2
KHCO3(s) = CO2 + OH + K =>
KHCO3(s) = CO2 + OH + K
H2 + S + Ca(OH)2 = CaS + H2O =>
H2 + S + Ca(OH)2 = CaS + 2 H2O
CuS2 + Na2CO3 = Na2S + Cu(CO3)2 =>
CuS2 + 2 Na2CO3 = 2 Na2S + Cu(CO3)2
Zn + Ni2S3 = ZnS + Ni =>
3 Zn + Ni2S3 = 3 ZnS + 2 Ni
Ag(NH3)2OH + C6H12O6 = Ag + C6H12O7 + NH3 + H2O =>
2 Ag(NH3)2OH + C6H12O6 = 2 Ag + C6H12O7 + 4 NH3 + H2O
CuSO4 + HCl = CuCl2 + SO2 + O2 + H2O =>
2 CuSO4 + 4 HCl = 2 CuCl2 + 2 SO2 + O2 + 2 H2O
Be2C + H2O = CH4 + Be(OH)2 =>
Be2C + 4 H2O = CH4 + 2 Be(OH)2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
CaI2 + K3PO4 = Ca3(PO4)2 + KI =>
3 CaI2 + 2 K3PO4 = Ca3(PO4)2 + 6 KI
HBrO3 + Li(OH) = Li(BrO3) + H2O =>
HBrO3 + Li(OH) = Li(BrO3) + H2O
KNO2 + NH4Br = KBr + N2 + H2O =>
KNO2 + NH4Br = KBr + N2 + 2 H2O
Li + Cu(OH)2 = Li(OH) + Cu =>
2 Li + Cu(OH)2 = 2 Li(OH) + Cu
MgCl2(aq) + K3Po4 = Mg3(Po4)2 + KCl =>
3 MgCl2(aq) + 2 K3Po4 = Mg3(Po4)2 + 6 KCl
Fe(OH)2 + SO3 = Fe2SO4(OH)2 + H2O =>
2 Fe(OH)2 + SO3 = Fe2SO4(OH)2 + H2O
H2SO4 + Br{-} = SO2 + H2O + SO4{2-} + Br2 =>
2 H2SO4 + 2 Br{-} = SO2 + 2 H2O + SO4{2-} + Br2
SrCl2 + KMnO4 + H3PO4 = Cl2 + Mn3(PO4)2 + Sr3(PO4)2 + K3PO4 + H2O =>
15 SrCl2 + 6 KMnO4 + 16 H3PO4 = 15 Cl2 + 2 Mn3(PO4)2 + 5 Sr3(PO4)2 + 2 K3PO4 + 24 H2O
AgCl + HNO3 = AgNO3 + HCl =>
AgCl + HNO3 = AgNO3 + HCl
CoCl2 + KNO2 + CH3COOH = K3Co(NO2)6 + NO + H2O + CH3COOKKCl =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3Co(NO2)6 + NO + H2O + 2 CH3COOKKCl
H3PO4 + NaOH = H4 + NaPO5 =>
H3PO4 + NaOH = H4 + NaPO5
CH3CH2CH2COH + Cu(OH)2 = CH3CH2CH2COOH + Cu2O + H2O =>
CH3CH2CH2COH + 2 Cu(OH)2 = CH3CH2CH2COOH + Cu2O + 2 H2O
Al(OH)3 + HNO3 = AlNO3 + H4O3 =>
Al(OH)3 + HNO3 = AlNO3 + H4O3
Bi + HClO4 = Bi(ClO4)3 + H2 =>
2 Bi + 6 HClO4 = 2 Bi(ClO4)3 + 3 H2
Fe2Cl + Mg = MgCl2 + Fe =>
2 Fe2Cl + Mg = MgCl2 + 4 Fe
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Cr2(SO4)3 + Al = Cr + Al2(SO4)3 =>
Cr2(SO4)3 + 2 Al = 2 Cr + Al2(SO4)3
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
SO4 + BaCl2 = Ba(SO4) + Cl =>
SO4 + BaCl2 = Ba(SO4) + 2 Cl
H3BrO2 + Ca(OH)2 = H2O + Ca3(BrO2)2 =>
2 H3BrO2 + 3 Ca(OH)2 = 6 H2O + Ca3(BrO2)2
Mn + Cu(No3)2 = Mn(No3)2 + Cu =>
Mn + Cu(No3)2 = Mn(No3)2 + Cu
KIO4 + KI + HCl = I2 + KCl + H2O =>
KIO4 + 7 KI + 8 HCl = 4 I2 + 8 KCl + 4 H2O
CH3CH2OH + KBr + H2SO4 = CH3Br + H2O + KHSO4 =>
CH3CH2OH + 2 KBr + 2 H2SO4 = 2 CH3Br + H2O + 2 KHSO4
KMnO4 + KOH + H2O2 = K3H(Mn(O2)3O) + H2O =>
2 KMnO4 + 4 KOH + 3 H2O2 = 2 K3H(Mn(O2)3O) + 4 H2O
CuO = Cu + O4 =>
4 CuO = 4 Cu + O4
K2CO3 + C6H8O6 = K2C12H14O12 + H2O + CO2 =>
K2CO3 + 2 C6H8O6 = K2C12H14O12 + H2O + CO2
Na(s) + HCl(l) = H2(g) + NaCl(s) =>
2 Na(s) + 2 HCl(l) = H2(g) + 2 NaCl(s)
NaHCO3 + CH3CH2COOH = NaCH3COO + H2O + CO2 =>
7 NaHCO3 + 4 CH3CH2COOH = 7 NaCH3COO + 5 H2O + 5 CO2
CaO + BeO = CaO2 + Be =>
CaO + BeO = CaO2 + Be
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
H2SO4 + Br{-} = SO2 + H2O + SO4{2-} + Br2 =>
2 H2SO4 + 2 Br{-} = SO2 + 2 H2O + SO4{2-} + Br2
Al3 + (SO4)2 = AlSO4 =>
2 Al3 + 3(SO4)2 = 6 AlSO4
H3O + H2AsO4 = AsH3 + H2O =>
9 H3O + H2AsO4 = AsH3 + 13 H2O
Ni(s) + HCl(aq) = NiCl2(aq) + H2(g) =>
Ni(s) + 2 HCl(aq) = NiCl2(aq) + H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/14/24
Équations équilibrées sur09/13/23
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