| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
Na2C2O4 + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 + NaSO4 =>
5 Na2C2O4 + 4 KMnO4 + 16 H2SO4 = 10 CO2 + 16 H2O + 4 MnSO4 + 2 K2SO4 + 10 NaSO4
F2 + LiBr = LiF + Br2 =>
F2 + 2 LiBr = 2 LiF + Br2
I2 + K{+} + S2O3{2-} + H2SO4 = HI + S4O6{2-} + K2SO4 =>
I2 + 2 K{+} + 2 S2O3{2-} + H2SO4 = 2 HI + S4O6{2-} + K2SO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K2Cr2O7 + Hg + H2SO4 = Cr2(SO4)3 + K2SO4 + HgSO4 + H2O =>
K2Cr2O7 + 3 Hg + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 HgSO4 + 7 H2O
HBr + Sn(OH)4 = H2O + SnBr4 =>
4 HBr + Sn(OH)4 = 4 H2O + SnBr4
Mg2Si + HCl = MgCl2 + SiH4 =>
Mg2Si + 4 HCl = 2 MgCl2 + SiH4
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Cr(NO3)2 + Br2 + KOH = K2CrO4 + KBr + KNO3 + H2O =>
Cr(NO3)2 + 2 Br2 + 8 KOH = K2CrO4 + 4 KBr + 2 KNO3 + 4 H2O
Co(NO3)2(aq) + KI(aq) = CoI + K(NO3)2 =>
Co(NO3)2(aq) + KI(aq) = CoI + K(NO3)2
PbI2 + Hg(NO3)2 = HgI2 + Pb(NO3)2 =>
PbI2 + Hg(NO3)2 = HgI2 + Pb(NO3)2
Na2O + HBr = Na2Br2 + H2O =>
Na2O + 2 HBr = Na2Br2 + H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
KBrO3 + KI + HNO3 = Br2 + KNO3 + H2O + I2 =>
2 KBrO3 + 10 KI + 12 HNO3 = Br2 + 12 KNO3 + 6 H2O + 5 I2
Ni + S8 = NiS8 =>
Ni + S8 = NiS8
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Ca(s) + HNO3(aq) = Ca(NO3)2(aq) + N2O(g) + H2O(l) =>
4 Ca(s) + 10 HNO3(aq) = 4 Ca(NO3)2(aq) + N2O(g) + 5 H2O(l)
H{+} + Ru(OH)2{+2} + Ru{+2} = Ru{3+} + H2O =>
2 H{+} + Ru(OH)2{+2} + Ru{+2} = 2 Ru{3+} + 2 H2O
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Br2 + Sb2O3 + KOH = K2SbO4 + KBr + H2O =>
3 Br2 + Sb2O3 + 10 KOH = 2 K2SbO4 + 6 KBr + 5 H2O
SIO2 + H2SO4 = SI(SO4)2 + H2O =>
SIO2 + 2 H2SO4 = SI(SO4)2 + 2 H2O
Ca + H2CO4 = CaCO3 + H2O =>
Ca + H2CO4 = CaCO3 + H2O
Mg + Fe(SO4)2 = MgSO4 + Fe =>
2 Mg + Fe(SO4)2 = 2 MgSO4 + Fe
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
BiCl3 + H2O = BiOCl + HCl =>
BiCl3 + H2O = BiOCl + 2 HCl
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Cr2S3 + H2O = H2S + Cr(OH)3 =>
Cr2S3 + 6 H2O = 3 H2S + 2 Cr(OH)3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Na3PO4 + Cr(NO3)3 = CrPO4 + NaNO3 =>
Na3PO4 + Cr(NO3)3 = CrPO4 + 3 NaNO3
CaO + ZnO = CaZnO2 =>
CaO + ZnO = CaZnO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
PbS = Pb + S =>
PbS = Pb + S
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
H5IO6 + Cr + H{+} = IO3{-} + Cr3{+} + H2O =>
H5IO6 + 6 Cr + H{+} = IO3{-} + 2 Cr3{+} + 3 H2O
Cr(NO3)3 + ZnCl2 = CrCl3 + Zn(NO3)2 =>
2 Cr(NO3)3 + 3 ZnCl2 = 2 CrCl3 + 3 Zn(NO3)2
MgOH + (NH4)3PO4 = Mg3PO4 + NH3 + H2O =>
3 MgOH + (NH4)3PO4 = Mg3PO4 + 3 NH3 + 3 H2O
CH3CH2COOCH3 + H2O = CH3CH2COOH + CH3OH =>
CH3CH2COOCH3 + H2O = CH3CH2COOH + CH3OH
B + F + Q = BFQ =>
B + F + Q = BFQ
C2 + H2O = CH4 + CO2 =>
C2 + 2 H2O = CH4 + CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CoSO4 + KOH + Br2 = CoOOH + KBr + K2SO4 + H2O =>
2 CoSO4 + 6 KOH + Br2 = 2 CoOOH + 2 KBr + 2 K2SO4 + 2 H2O
KBrO3 + KI + HNO3 = Br2 + KNO3 + H2O + I2 =>
2 KBrO3 + 10 KI + 12 HNO3 = Br2 + 12 KNO3 + 6 H2O + 5 I2
NaHCO3 + CH2COOH = CO2 + H2O + C2H3NaO2 =>
7 NaHCO3 + 8 CH2COOH = 9 CO2 + 5 H2O + 7 C2H3NaO2
K2Cr2O7 + H2SO4 + Na2S = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
4 K2Cr2O7 + 16 H2SO4 + 3 Na2S = 4 Cr2(SO4)3 + 4 K2SO4 + 3 Na2SO4 + 16 H2O
Sm2O3 + Ba = Sm + BaO =>
Sm2O3 + 3 Ba = 2 Sm + 3 BaO
K2Cr2O7 + HCl + Hg = CrCl3 + KCl + H2O + HgCl =>
K2Cr2O7 + 14 HCl + 6 Hg = 2 CrCl3 + 2 KCl + 7 H2O + 6 HgCl
H2SO4 + HCl = SO2Cl2 + H2O =>
H2SO4 + 2 HCl = SO2Cl2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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