| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MnO2 + K2SO4 + 2 H2SO4 = 2 KMnO4 + 3 SO2 + 2 H2O
C8H10 + Br2 = C8H9 + HBr =>
2 C8H10 + Br2 = 2 C8H9 + 2 HBr
CoCl2*6H2O + H2O2 + NaOH = Co(OH)3 + NaCl + H2O =>
2 CoCl2*6H2O + H2O2 + 4 NaOH = 2 Co(OH)3 + 4 NaCl + 12 H2O
H4Fe(CN)6 + Al(OH)3 = Al4[Fe(CN)6]3 + H2O =>
3 H4Fe(CN)6 + 4 Al(OH)3 = Al4[Fe(CN)6]3 + 12 H2O
H2SeO3 + SnCl2 + HCl = SnCl4 + Se + H2O =>
H2SeO3 + 2 SnCl2 + 4 HCl = 2 SnCl4 + Se + 3 H2O
K2CO3(ac) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g) =>
K2CO3(ac) + 2 HCl(aq) = 2 KCl(aq) + H2O(l) + CO2(g)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H3AsO4 + SrS = H2S + Sr3(AsO4)2 =>
2 H3AsO4 + 3 SrS = 3 H2S + Sr3(AsO4)2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
CrCl3 + KOH + I2 = K2CrO4 + KClO4 + KI + H2O =>
2 CrCl3 + 64 KOH + 27 I2 = 2 K2CrO4 + 6 KClO4 + 54 KI + 32 H2O
Na2SeO3 + NaI + HBr = I2 + Se2 + NaBr + H2O =>
2 Na2SeO3 + 8 NaI + 12 HBr = 4 I2 + Se2 + 12 NaBr + 6 H2O
AlCl3 + Al(OH)3 = Al(OH)2Cl =>
AlCl3 + 2 Al(OH)3 = 3 Al(OH)2Cl
Mg(NO3)2 + HCl = MgCl2 + HNO2 + O2 =>
Mg(NO3)2 + 2 HCl = MgCl2 + 2 HNO2 + O2
KMnO4 + HNO3 = KNO3 + Mn(NO3)2 + H2O + O2 =>
4 KMnO4 + 12 HNO3 = 4 KNO3 + 4 Mn(NO3)2 + 6 H2O + 5 O2
Rb3As = Rb + As =>
Rb3As = 3 Rb + As
C6H5CHCl2 + H2O = C6H5COH + HCl =>
C6H5CHCl2 + H2O = C6H5COH + 2 HCl
Ba3(PO4)2 + H2SO4 = H3PO4 + BaSO4 =>
Ba3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 BaSO4
Pb(OH)2 + NaOH = PbOH + Na(OH)2 =>
Pb(OH)2 + NaOH = PbOH + Na(OH)2
H2 + IBr = HBr + I2 =>
H2 + 2 IBr = 2 HBr + I2
P + Br2 = PBr5 =>
2 P + 5 Br2 = 2 PBr5
CH2O + Ag(NH3)2NO3 + NaOH = CH2O2 + Ag + Na2OHNO3 + NH3 =>
6 CH2O + 4 Ag(NH3)2NO3 + 6 NaOH = 6 CH2O2 + 4 Ag + 3 Na2OHNO3 + 9 NH3
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4(H2O) + H2O + Br =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4(H2O) + H2O + 2 Br
C2NH7 + O2 = N2 + CO2 + H2O =>
4 C2NH7 + 15 O2 = 2 N2 + 8 CO2 + 14 H2O
NaNO2 + HCl = NaCl + HNO2 =>
NaNO2 + HCl = NaCl + HNO2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
CrBr + Cl = Cr + ClBr =>
CrBr + Cl = Cr + ClBr
Ba(NO3)2 + Na2S = BaS + NaNO3 =>
Ba(NO3)2 + Na2S = BaS + 2 NaNO3
N2H4(s) + O2(g) = N2(g) + H2O(g) =>
N2H4(s) + O2(g) = N2(g) + 2 H2O(g)
(NH4)2SO4 + KI = K(NH4)2 + ISO4 =>
(NH4)2SO4 + KI = K(NH4)2 + ISO4
KOH + Cu(OH)2 = K2CuO2 + H2O =>
2 KOH + Cu(OH)2 = K2CuO2 + 2 H2O
Na2SO3 + KCrO7 + H2O = Cr(OH)3 + KOH + Na2SO4 =>
5 Na2SO3 + KCrO7 + 2 H2O = Cr(OH)3 + KOH + 5 Na2SO4
MnS + NaBiO3 + HNO3 = HMnO4 + H2SO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 MnS + 13 NaBiO3 + 52 HNO3 = 2 HMnO4 + 2 H2SO4 + 13 Bi(NO3)3 + 13 NaNO3 + 23 H2O
FeCl3*6H2O + CH3COCH2COCH3 = Fe(CH3COCHCOCH3)3 + HCl + H2O =>
FeCl3*6H2O + 3 CH3COCH2COCH3 = Fe(CH3COCHCOCH3)3 + 3 HCl + 6 H2O
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
FeSO4 + H2SO4 + K2Cr2O7 = Fe2(SO4)3 + Cr2(SO4)3 + H2O + K2SO4 =>
6 FeSO4 + 7 H2SO4 + K2Cr2O7 = 3 Fe2(SO4)3 + Cr2(SO4)3 + 7 H2O + K2SO4
FeCl3 + HI = FeCl2 + I2 + HCl =>
2 FeCl3 + 2 HI = 2 FeCl2 + I2 + 2 HCl
Cr(NO3)2 + K2CO3 = CrCO3 + KNO3 =>
Cr(NO3)2 + K2CO3 = CrCO3 + 2 KNO3
ClF3 + Ca(OH)2 = CaF2 + CaCl2 + H2O + O2 =>
2 ClF3 + 4 Ca(OH)2 = 3 CaF2 + CaCl2 + 4 H2O + 2 O2
CH3COOH + Al(OH)3 = Al(CH3COO)3 + HOH =>
3 CH3COOH + Al(OH)3 = Al(CH3COO)3 + 3 HOH
HCl + H2O = Cl{-} + H3O{+} =>
HCl + H2O = Cl{-} + H3O{+}
K + O2 = K2O =>
4 K + O2 = 2 K2O
Co(NO3)2*6H2O + Cr(NO3)3*9H2O = CoCr2O4 + HNO3 + H2O =>
Co(NO3)2*6H2O + 2 Cr(NO3)3*9H2O = CoCr2O4 + 8 HNO3 + 20 H2O
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
Fe{3} + I{-} = Fe{2} + I2 =>
2 Fe{3} + 2 I{-} = 2 Fe{2} + I2
H2SO4 + KI = K2SO4 + H2S + I2 + H2O =>
5 H2SO4 + 8 KI = 4 K2SO4 + H2S + 4 I2 + 4 H2O
FeCl3 + HI = FeCl2 + I2 + HCl =>
2 FeCl3 + 2 HI = 2 FeCl2 + I2 + 2 HCl
Ir2(CO3)3 + Ca = Ir + Ca2(CO3)3 =>
Ir2(CO3)3 + 2 Ca = 2 Ir + Ca2(CO3)3
Ta + H2SO4 = Ta2(SO4)3 + H2 =>
2 Ta + 3 H2SO4 = Ta2(SO4)3 + 3 H2
Na2CrO4 + HgCl2 = NaCl + HgCrO4 =>
Na2CrO4 + HgCl2 = 2 NaCl + HgCrO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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