| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaCl2(aq) + 2 KBr(aq) = 2 KCl(aq) + BaBr2(s)
CH3OH + K2Cr2O7 + H2SO4 = CH2O + H2O + Cr2(SO4)3 + K2SO4 =>
3 CH3OH + K2Cr2O7 + 4 H2SO4 = 3 CH2O + 7 H2O + Cr2(SO4)3 + K2SO4
BaS2O3 = BaS2 + O3 =>
BaS2O3 = BaS2 + O3
H2B2O2 + H2O = HBO2 + H =>
H2B2O2 + 2 H2O = 2 HBO2 + 4 H
Pb(ClO4)2 + NaOH = Pb(OH)2 + NaClO4 =>
Pb(ClO4)2 + 2 NaOH = Pb(OH)2 + 2 NaClO4
KBrO3 + KI = Br + I2 + K2O =>
2 KBrO3 + 10 KI = 2 Br + 5 I2 + 6 K2O
Be + NaNO3 = Be(NO3)2 + Na =>
Be + 2 NaNO3 = Be(NO3)2 + 2 Na
H2SO4 + CaCO3(S) = CaSO4(S) + H2O + CO2 =>
H2SO4 + CaCO3(S) = CaSO4(S) + H2O + CO2
CuS(s) + O2(g) = Cu2O(s) + SO2(g) =>
4 CuS(s) + 5 O2(g) = 2 Cu2O(s) + 4 SO2(g)
CuCl2(s) = Cu(s) + Cl2(g) =>
CuCl2(s) = Cu(s) + Cl2(g)
CaS + O = CaO + SO2 =>
CaS + 3 O = CaO + SO2
Fe(s) + O2(g) = FeO(s) =>
2 Fe(s) + O2(g) = 2 FeO(s)
FeCl3(aq) + MgS(aq) = FeS(s) + MgCl3(aq) =>
FeCl3(aq) + MgS(aq) = FeS(s) + MgCl3(aq)
Mg(OH)2 + CO2 + H2O = MgCO3*Mg(OH)2*5H2O =>
2 Mg(OH)2 + CO2 + 4 H2O = MgCO3*Mg(OH)2*5H2O
NO2 + H = N2 + H2O =>
2 NO2 + 8 H = N2 + 4 H2O
HBr(aq) + KOH(s) = HOH(s) + KBr =>
HBr(aq) + KOH(s) = HOH(s) + KBr
AgCl(s) + NH3(aq) = [Ag(NH3)2](aq) + Cl(aq) =>
AgCl(s) + 2 NH3(aq) = [Ag(NH3)2](aq) + Cl(aq)
C6H5(CH2)2NH2 + O2 = CO2 + H2O + NO2 =>
4 C6H5(CH2)2NH2 + 47 O2 = 32 CO2 + 22 H2O + 4 NO2
C22H36N7O17P3S = C22H34N7O16P3S + H2O =>
C22H36N7O17P3S = C22H34N7O16P3S + H2O
CuCl2*2H2O + CH3COONa + C5H8O2 = Cu(C5H7O2)2 + H2O + NaCl + CH3COOH =>
CuCl2*2H2O + 2 CH3COONa + 2 C5H8O2 = Cu(C5H7O2)2 + 2 H2O + 2 NaCl + 2 CH3COOH
Co(ico) + O2 = CoO =>
2 Co(ico) + O2 = 2 CoO
HCl + MnCl2 + LiBiO3 = LiMnO4 + BiCl3 + LiCl + H2O =>
14 HCl + 2 MnCl2 + 5 LiBiO3 = 2 LiMnO4 + 5 BiCl3 + 3 LiCl + 7 H2O
Zn + As2O3 + H{+} = AsH3 + Zn2{+2} + H2O =>
12 Zn + As2O3 + 12 H{+} = 2 AsH3 + 6 Zn2{+2} + 3 H2O
NaNO2 + H2 = HNO2 + Na =>
2 NaNO2 + H2 = 2 HNO2 + 2 Na
KClO3(s) = O2(g) + KCl(s) =>
2 KClO3(s) = 3 O2(g) + 2 KCl(s)
C7OOH5NO2 + Fe + HCl = C7OOH7NCl + FeCl2 + H2O =>
2 C7OOH5NO2 + 5 Fe + 12 HCl = 2 C7OOH7NCl + 5 FeCl2 + 4 H2O
Ag(NH3)2OH + C2H4OH = Ag + C6H5COONH4 + NH3 + H2O =>
17 Ag(NH3)2OH + 7 C2H4OH = 17 Ag + 2 C6H5COONH4 + 32 NH3 + 20 H2O
Zn(HCO3)2 + H3PO4 = Zn3(PO4)2 + H2O(l) + CO2(g) =>
3 Zn(HCO3)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O(l) + 6 CO2(g)
Cr(OH)3 = CrO4 + H2O + Cr =>
8 Cr(OH)3 = 3 CrO4 + 12 H2O + 5 Cr
Na2SO4 + ZnSO4*7H2O = Na2Zn(SO4)2*4H2O + H2O =>
Na2SO4 + ZnSO4*7H2O = Na2Zn(SO4)2*4H2O + 3 H2O
C2H5HOH + O2 = CO2 + H2O =>
4 C2H5HOH + 13 O2 = 8 CO2 + 14 H2O
CrBr3 + Cl2 + KOH = KBrO3 + KCl + K2CrO4 + H2O =>
2 CrBr3 + 21 Cl2 + 52 KOH = 6 KBrO3 + 42 KCl + 2 K2CrO4 + 26 H2O
HOOCCH2CH2COOH + H2NCH2CH2NH2 = NHCH2CH2NHCOCH2CH2CO + H2O =>
HOOCCH2CH2COOH + H2NCH2CH2NH2 = NHCH2CH2NHCOCH2CH2CO + 2 H2O
Ce(NO3)3 + NaBiO3 + HNO3 = Ce(NO3)4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Ce(NO3)3 + NaBiO3 + 6 HNO3 = 2 Ce(NO3)4 + Bi(NO3)3 + NaNO3 + 3 H2O
C + K2O = K + CO =>
C + K2O = 2 K + CO
Ni + Ti = NiTi =>
Ni + Ti = NiTi
CH3CH2COOH + NaHCO3 = CH3COONa + H2O + CO2 =>
4 CH3CH2COOH + 7 NaHCO3 = 7 CH3COONa + 5 H2O + 5 CO2
Ag{+} + (PO)4{3-} = (Ag)3(PO)4 =>
3 Ag{+} + (PO)4{3-} = (Ag)3(PO)4
C6H5O + H2O = C6H5OH + OH =>
C6H5O + H2O = C6H5OH + OH
Na2SO4 + I2 + H2O = HIO3 + Na2SO3 =>
5 Na2SO4 + I2 + H2O = 2 HIO3 + 5 Na2SO3
LiCl + KHF2 + AlCl3*6H2O = LiK2AlF6 + HCl + KCl + H2O =>
LiCl + 3 KHF2 + AlCl3*6H2O = LiK2AlF6 + 3 HCl + KCl + 6 H2O
Ca(HCOO)2 + H2O = HCOOH + Ca(OH)2 =>
Ca(HCOO)2 + 2 H2O = 2 HCOOH + Ca(OH)2
MgSO4 + Bi = Bi(SO4)5 + Mg =>
5 MgSO4 + Bi = Bi(SO4)5 + 5 Mg
H2SiO3 + SO2 = SiO2 + H2SO3 =>
H2SiO3 + SO2 = SiO2 + H2SO3
CO2 + H2O = C2H2OH + O2 =>
8 CO2 + 6 H2O = 4 C2H2OH + 9 O2
BaCO3 + Na2CO3 + H3BO3 = NaBa4B3O9 + CO2 + H2O =>
8 BaCO3 + Na2CO3 + 6 H3BO3 = 2 NaBa4B3O9 + 9 CO2 + 9 H2O
CO2 + H2O = C2H6O2O + O2 =>
2 CO2 + 3 H2O = C2H6O2O + 2 O2
KSO3 + ZnNO3 = ZnSO3 + KNO3 =>
KSO3 + ZnNO3 = ZnSO3 + KNO3
Ag + Fe2(SO4)3 = Ag2SO4 + FeSO4 =>
2 Ag + Fe2(SO4)3 = Ag2SO4 + 2 FeSO4
HC + HCSrCH = CSrC + HCH =>
2 HC + HCSrCH = CSrC + 2 HCH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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