| Équations équilibrées la veille |
NaOH + KMnO4 = NaMnO4 + KOH
H2S + K2CrO7 + HCl = S + KCl + CrCl3 + H2O =>
9 H2S + 2 K2CrO7 + 10 HCl = 9 S + 4 KCl + 2 CrCl3 + 14 H2O
NaSO3 + Br = NaBr + BrSO3 =>
NaSO3 + 2 Br = NaBr + BrSO3
PbCl2(s) + H2O(l) = PbCl(OH) + HCl =>
PbCl2(s) + H2O(l) = PbCl(OH) + HCl
NaSO3 + Br = NaBr + BrSO3 =>
NaSO3 + 2 Br = NaBr + BrSO3
CH3COH + Zn + H2SO4 = CH3CH3 + ZnSO4 + H2O =>
CH3COH + 2 Zn + 2 H2SO4 = CH3CH3 + 2 ZnSO4 + H2O
H{+} + Cr2O7{-2} + C2H5OH = Cr{3+} + C2H4O + H2O =>
8 H{+} + Cr2O7{-2} + 3 C2H5OH = 2 Cr{3+} + 3 C2H4O + 7 H2O
CuO(s) + H3O(aq) = Cu(aq) + H2O(l) =>
CuO(s) + 2 H3O(aq) = Cu(aq) + 3 H2O(l)
Mg(s) + SiCl4(s) = Si(s) + MgCl2(s) =>
2 Mg(s) + SiCl4(s) = Si(s) + 2 MgCl2(s)
Mn(OH)7 + HBr = MnBr7 + H2O =>
Mn(OH)7 + 7 HBr = MnBr7 + 7 H2O
Na2CO3 + CC + N2 = NaCN + CO =>
Na2CO3 + 2 CC + N2 = 2 NaCN + 3 CO
NaSO3 + Br = NaBr + BrSO3 =>
NaSO3 + 2 Br = NaBr + BrSO3
Cu + AgN3 = Cu(N3)2 + Ag =>
Cu + 2 AgN3 = Cu(N3)2 + 2 Ag
K2CrO4 + BaCl2 = KCl + BaCrO4 =>
K2CrO4 + BaCl2 = 2 KCl + BaCrO4
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
KHCO3 + H3BO3 = KOH + B(HCO3)3 =>
3 KHCO3 + H3BO3 = 3 KOH + B(HCO3)3
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
Co + Po = Co3(Po3)2 =>
3 Co + 6 Po = Co3(Po3)2
I2 + H2O + MnI2 + NaI = NaMnO4 + HI =>
5 I2 + 8 H2O + 2 MnI2 + 2 NaI = 2 NaMnO4 + 16 HI
MgI2(aq) + Cl2(g) = I2 + MgCl2 =>
MgI2(aq) + Cl2(g) = I2 + MgCl2
Pb(C2H3O2)2 + Na2S + CaCl2 = PbCl2 + NaC2H3O2 + CaS =>
Pb(C2H3O2)2 + Na2S + CaCl2 = PbCl2 + 2 NaC2H3O2 + CaS
NH3O + H2O = OH + NH4O =>
NH3O + H2O = OH + NH4O
FeS + Cl2 = FeCl3 + S =>
2 FeS + 3 Cl2 = 2 FeCl3 + 2 S
CH3CH(OH)CH2CH2CH2CH3 + O2 = CO2 + H2O =>
CH3CH(OH)CH2CH2CH2CH3 + 9 O2 = 6 CO2 + 7 H2O
NaSO3 + Br = NaBr + BrSO3 =>
NaSO3 + 2 Br = NaBr + BrSO3
Al2(SO4)3 + C(OH)2 = Al(OH)3 + C2(SO4)2 =>
2 Al2(SO4)3 + 6 C(OH)2 = 4 Al(OH)3 + 3 C2(SO4)2
HCe + Na2SiO3 = H2SiO3 + NaCe =>
2 HCe + Na2SiO3 = H2SiO3 + 2 NaCe
Fe2(SO4)3 + KCH3COO + H2O = Fe(OH)2CH3COO + CH3COOH + K2SO4 =>
Fe2(SO4)3 + 6 KCH3COO + 4 H2O = 2 Fe(OH)2CH3COO + 4 CH3COOH + 3 K2SO4
CaO + HNO3 = CaOHNO3 =>
CaO + HNO3 = CaOHNO3
Ni(OH)2 + NaClO + H2O = Ni(OH)3 + NaOH + HCl =>
2 Ni(OH)2 + NaClO + 2 H2O = 2 Ni(OH)3 + NaOH + HCl
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Mn{2+} + (NH4)2S = Mn3S2 + (NH4)2{3+} =>
3 Mn{2+} + 2(NH4)2S = Mn3S2 + 2(NH4)2{3+}
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Au + O2 = AuO =>
2 Au + O2 = 2 AuO
MnO4{-} + H{+} + SO4{2-} = Mn{2+} + SO4 + H2O =>
2 MnO4{-} + 16 H{+} + 5 SO4{2-} = 2 Mn{2+} + 5 SO4 + 8 H2O
Na2S2O4 + NaOH = NaSO3 + Na2S + H2O =>
7 Na2S2O4 + 4 NaOH = 10 NaSO3 + 4 Na2S + 2 H2O
CuS + O = Cu2S + SO2 =>
2 CuS + 2 O = Cu2S + SO2
NO + HCl = N2 + Cl2 + H2O =>
2 NO + 4 HCl = N2 + 2 Cl2 + 2 H2O
CaCO3 + H3Po4 = Ca3(Po4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3Po4 = Ca3(Po4)2 + 3 CO2 + 3 H2O
C7H14(g) + O2(g) = CO2(g) + H2O(aq) =>
2 C7H14(g) + 21 O2(g) = 14 CO2(g) + 14 H2O(aq)
C6H20O3 + O2 = CO2 + H2O =>
2 C6H20O3 + 19 O2 = 12 CO2 + 20 H2O
KMnO4 + NaOH + NaNO2 = KOH + MnO4 + Na2NO2 =>
KMnO4 + NaOH + NaNO2 = KOH + MnO4 + Na2NO2
Ba + (H3PO4)2 = Ba3(PO4)2 + H2 =>
3 Ba + (H3PO4)2 = Ba3(PO4)2 + 3 H2
Cl + I{-} = I + Cl{-}{} =>
Cl + I{-} = I + Cl{-}{}
KCl + Zn(C2H3O2)2 = KC2H3O2 + ZnCl2 =>
2 KCl + Zn(C2H3O2)2 = 2 KC2H3O2 + ZnCl2
Al(OH)3 = Al3 + OH =>
3 Al(OH)3 = Al3 + 9 OH
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
CH3CH2OH + CuO = CH3CCOH + H2O + Cu =>
3 CH3CH2OH + 4 CuO = 2 CH3CCOH + 5 H2O + 4 Cu
K2Cr2O7 + H2S + H2SO4 = Cr4(SO4)3 + H2O + K2SO4 =>
8 K2Cr2O7 + 9 H2S + 11 H2SO4 = 4 Cr4(SO4)3 + 20 H2O + 8 K2SO4
C12H25OH + H2SO4 + NaOH = C12H25OSO3Na + H2O =>
C12H25OH + H2SO4 + NaOH = C12H25OSO3Na + 2 H2O
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| Équations équilibrées la veille |
Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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