| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(OH)2 + MgCl2 = MgO + CaCl2 + H2O
BaCrO4 + KCl + NaOH = Na2CrO4 + BaCl2 + KOH =>
BaCrO4 + 2 KCl + 2 NaOH = Na2CrO4 + BaCl2 + 2 KOH
(NH4)(NO3) + Na(OH) = Na(NO3) + (NH3) + H2O =>
(NH4)(NO3) + Na(OH) = Na(NO3) + (NH3) + H2O
AuBr3 + Ag = AgBr + Au =>
AuBr3 + 3 Ag = 3 AgBr + Au
CrOHBr2 + Cr(OH)3 = Cr(OH)2Br =>
CrOHBr2 + Cr(OH)3 = 2 Cr(OH)2Br
KHSO3Ca(OH)2 = CaSO3KOHH2O =>
KHSO3Ca(OH)2 = CaSO3KOHH2O
Mn(NO3)2 + KSCN = Mn(SCN)2 + KNO3 =>
Mn(NO3)2 + 2 KSCN = Mn(SCN)2 + 2 KNO3
KF + SrCl2 = SrF2 + KCl =>
2 KF + SrCl2 = SrF2 + 2 KCl
CuCO3 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + K2CO3 =>
2 CuCO3 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 2 K2CO3
HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + H2O(l) =>
2 HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + 2 H2O(l)
Fe(HCO3)2 + H2O = O2 + Fe + HCO3{-} + H3O{+} =>
2 Fe(HCO3)2 + 6 H2O = O2 + 2 Fe + 4 HCO3{-} + 4 H3O{+}
Sc + Br2 = ScBr2 =>
Sc + Br2 = ScBr2
Ba(NO3)2 + Ca3(PO4)2 = Ba3(PO4)2 + Ca(NO3)2 =>
3 Ba(NO3)2 + Ca3(PO4)2 = Ba3(PO4)2 + 3 Ca(NO3)2
H2SO3 + V = V(SO3)3 + H2 =>
3 H2SO3 + V = V(SO3)3 + 3 H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cu + NaCl + H2O = CuCl + NaOH + H2 =>
2 Cu + 2 NaCl + 2 H2O = 2 CuCl + 2 NaOH + H2
SO3 + NaOH = Na2S2O7 + H2O =>
2 SO3 + 2 NaOH = Na2S2O7 + H2O
BaBr2 = Ba2 + Br2 =>
2 BaBr2 = Ba2 + 2 Br2
Co(OH)3 + HCn = Co(Cn)3 + H2O =>
Co(OH)3 + 3 HCn = Co(Cn)3 + 3 H2O
CuSCN + KIO3 + HCl = CuSO4 + HCN + ICl + H2O + KCl =>
4 CuSCN + 7 KIO3 + 14 HCl = 4 CuSO4 + 4 HCN + 7 ICl + 5 H2O + 7 KCl
MgSO4*1H2O = MgSO4 + H2O =>
MgSO4*1H2O = MgSO4 + H2O
CrCl3 + NaOH + I2 = Na2CrO4 + NaClO4 + NaI + H2O =>
2 CrCl3 + 64 NaOH + 27 I2 = 2 Na2CrO4 + 6 NaClO4 + 54 NaI + 32 H2O
H2O2 + Na2S2O3 = Na2S3O6 + Na2SO4 + H2O =>
4 H2O2 + 2 Na2S2O3 = Na2S3O6 + Na2SO4 + 4 H2O
FeSO4 + (NH4)2S2O8 = Fe(SO4)3 + (NH4)2SO4 =>
FeSO4 + 2(NH4)2S2O8 = Fe(SO4)3 + 2(NH4)2SO4
KCO3 + CuSO4 = KSO4 + CO3Cu =>
KCO3 + CuSO4 = KSO4 + CO3Cu
Na + MgSO4 = Na2SO4 + Mg =>
2 Na + MgSO4 = Na2SO4 + Mg
Ni(CH3COO)2*4H2O + Mn(CH3COO)2*4H2O + CH3COONa + O2 = Na10Ni5Mn5O20 + CO2 + H2O =>
10 Ni(CH3COO)2*4H2O + 10 Mn(CH3COO)2*4H2O + 20 CH3COONa + 125 O2 = 2 Na10Ni5Mn5O20 + 120 CO2 + 170 H2O
CH3CHCHCH3 + KMnO4 + H2SO4 = K2SO4 + CH3COOH + MnSO4 + H2O =>
5 CH3CHCHCH3 + 8 KMnO4 + 12 H2SO4 = 4 K2SO4 + 10 CH3COOH + 8 MnSO4 + 12 H2O
Al(OH)3 + NaOH = Al(OH) + (OH)3Na =>
Al(OH)3 + NaOH = Al(OH) + (OH)3Na
C4H12N2O4 + H2SO4 = (NH4)2SO4 + C4H6O4 =>
C4H12N2O4 + H2SO4 = (NH4)2SO4 + C4H6O4
HCl(aq) + H2O(l) = Cl{-}(aq) + H3O{+}(aq) =>
HCl(aq) + H2O(l) = Cl{-}(aq) + H3O{+}(aq)
CdCl2 + KSCN = Cd(SCN)2 + KCl =>
CdCl2 + 2 KSCN = Cd(SCN)2 + 2 KCl
C3Cl3N3O3 + NaNO3 + Al = Al2O3 + N2 + CO2 + NaCl =>
C3Cl3N3O3 + 3 NaNO3 + 4 Al = 2 Al2O3 + 3 N2 + 3 CO2 + 3 NaCl
C9H8O4 + NaOH = Na8C9O4 + H2O =>
C9H8O4 + 8 NaOH = Na8C9O4 + 8 H2O
CH3OH + O = CO + H2O =>
CH3OH + 2 O = CO + 2 H2O
Cr2O3 + Na2CO3 + NaClO3 = NaCrO4 + NaCl + CO2 =>
3 Cr2O3 + 3 Na2CO3 + 4 NaClO3 = 6 NaCrO4 + 4 NaCl + 3 CO2
K4(Fe(CN)6) + Fe{3+} = Fe4(Fe(CN)6)3 + K{+} =>
3 K4(Fe(CN)6) + 4 Fe{3+} = Fe4(Fe(CN)6)3 + 12 K{+}
K(OH)2 + H2SO4 = KSO4 + H2(OH)2 =>
K(OH)2 + H2SO4 = KSO4 + H2(OH)2
Fe(NO3)3 + HNO2 + H2O = Fe(NO3)2 + HNO3 =>
2 Fe(NO3)3 + HNO2 + H2O = 2 Fe(NO3)2 + 3 HNO3
FeSO4{2-} + NaOH = FeOH + NaSO4{2-} =>
FeSO4{2-} + NaOH = FeOH + NaSO4{2-}
H2SO4 + MgO = H2SO4MgO =>
H2SO4 + MgO = H2SO4MgO
Cr(s) + Fe3(NO)3(aq) = Fe3(s) + Cr(NO)(aq) =>
3 Cr(s) + Fe3(NO)3(aq) = Fe3(s) + 3 Cr(NO)(aq)
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + CrSO4 + K2SO4 + H2O =>
K2Cr2O7 + 8 FeSO4 + 7 H2SO4 = 4 Fe2(SO4)3 + 2 CrSO4 + K2SO4 + 7 H2O
Fe2SO4 + KCr2O7 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + Cr2(SO4)3 =>
7 Fe2SO4 + 4 KCr2O7 + 28 H2SO4 = 7 Fe2(SO4)3 + 28 H2O + 2 K2SO4 + 4 Cr2(SO4)3
KBr(a) + H2SO4(l) = KHSO4(aq) + Br2(g) + SO2(g) + H2O(l) =>
2 KBr(a) + 3 H2SO4(l) = 2 KHSO4(aq) + Br2(g) + SO2(g) + 2 H2O(l)
Na2S + Cd(SO4) = Na2(SO4) + CdS =>
Na2S + Cd(SO4) = Na2(SO4) + CdS
KFeO2 + H2O = Fe2O3 + KOH =>
2 KFeO2 + H2O = Fe2O3 + 2 KOH
Fe2(SO4)3 + Ba(CH3COO)2 = Fe(CH3COO)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(CH3COO)2 = 2 Fe(CH3COO)3 + 3 BaSO4
C6H5SO3H + HNO3 = (NO2)3C6H2OH + SO2 + H2O =>
C6H5SO3H + 3 HNO3 = (NO2)3C6H2OH + SO2 + 3 H2O
HgO + O = HgO3 =>
HgO + 2 O = HgO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/30/23
Équations équilibrées sur12/30/22
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