| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeI2 + K2S = FeS + 2 KI
CaCl2 + Al2(SO4)3 = Ca(SO4)3 + AlCl =>
CaCl2 + Al2(SO4)3 = Ca(SO4)3 + 2 AlCl
V2(SO4)3 + KMnO4 + H2O = MnO2 + VOSO4 + K2SO4 + H2SO4 =>
3 V2(SO4)3 + 2 KMnO4 + 2 H2O = 2 MnO2 + 6 VOSO4 + K2SO4 + 2 H2SO4
Mn + Br2 = Mn2Br3 =>
4 Mn + 3 Br2 = 2 Mn2Br3
O2 + Mn(OH)2 = MnO(OH)2 =>
O2 + 2 Mn(OH)2 = 2 MnO(OH)2
N2H4 + AgNO3 = Ag + N2 + HNO3 =>
N2H4 + 4 AgNO3 = 4 Ag + N2 + 4 HNO3
C6H8O2N2S + O2 = CO2 + H2O + NO2 + SO2 =>
C6H8O2N2S + 10 O2 = 6 CO2 + 4 H2O + 2 NO2 + SO2
Be + HF = HBe + F =>
Be + HF = HBe + F
LiNO3 + H3PO4 = Li3PO4 + HNO3 =>
3 LiNO3 + H3PO4 = Li3PO4 + 3 HNO3
Me + HCl = MeCl + H2 =>
2 Me + 2 HCl = 2 MeCl + H2
Co2O3 = Co + O =>
Co2O3 = 2 Co + 3 O
Li2SO4 + Ba(NO3)2 = LiNO3 + BaSO4 =>
Li2SO4 + Ba(NO3)2 = 2 LiNO3 + BaSO4
H3CCH2CH2OH + K2Cr2O7 + H2SO4 = H3CCH2COOH + Cr2(SO4)3 + H2O + K2SO4 =>
3 H3CCH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 H3CCH2COOH + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
CuCl2 + HCl + H2O2 = CuCl3 + H2O =>
2 CuCl2 + 2 HCl + H2O2 = 2 CuCl3 + 2 H2O
HCl + Li(OH) = LiCl + H(HO) =>
HCl + Li(OH) = LiCl + H(HO)
PCl5 + H2O(l) = HCl(aq) + P2O5 =>
2 PCl5 + 5 H2O(l) = 10 HCl(aq) + P2O5
KClO3 + CaH2 = KCl + CaO + H2O =>
2 KClO3 + 3 CaH2 = 2 KCl + 3 CaO + 3 H2O
K3N + O2 = K2O + N2O5 =>
2 K3N + 4 O2 = 3 K2O + N2O5
P2O5 + CuO = Cu3P2 + O2 =>
P2O5 + 3 CuO = Cu3P2 + 4 O2
Fe3Cl + Na(OH) = Fe3(OH) + NaCl =>
Fe3Cl + Na(OH) = Fe3(OH) + NaCl
N2(s) + O2(g) = N2O3(g) =>
2 N2(s) + 3 O2(g) = 2 N2O3(g)
CrO7{2-} + I + H2O = IO3{-} + CrO4{2-} + H{+} =>
5 CrO7{2-} + 6 I + 3 H2O = 6 IO3{-} + 5 CrO4{2-} + 6 H{+}
Cr2O7{2-} + I{-} + H{+} = Cr{3+} + I2 + H2O =>
Cr2O7{2-} + 6 I{-} + 14 H{+} = 2 Cr{3+} + 3 I2 + 7 H2O
Zn + V2O5 = ZnO + V =>
5 Zn + V2O5 = 5 ZnO + 2 V
As2O3 + MnO4{-} + H{+} + H2O = H3AsO4 + Mn{2} =>
5 As2O3 + 4 MnO4{-} + 12 H{+} + 9 H2O = 10 H3AsO4 + 4 Mn{2}
K2O + Mg = KMg + O2 =>
2 K2O + 4 Mg = 4 KMg + O2
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
C55H93O6 + O2 = CO2 + H2O =>
4 C55H93O6 + 301 O2 = 220 CO2 + 186 H2O
NH3 + O2 = NO + H2O = =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KOH + HCH3COO = KCH3COO + HOH =>
KOH + HCH3COO = KCH3COO + HOH
Ca + Sn(NO3)2 = Ca(NO3) + Sn2 =>
4 Ca + 2 Sn(NO3)2 = 4 Ca(NO3) + Sn2
Pb(NO3)2 + Na(CrO4) = Pb(CrO4)2 + Na(NO3) =>
Pb(NO3)2 + 2 Na(CrO4) = Pb(CrO4)2 + 2 Na(NO3)
CoCl2*6H20 + H2O2 + HCl = CoCl3 + H2O =>
2 CoCl2*6H20 + 121 H2O2 + 2 HCl = 2 CoCl3 + 242 H2O
Be{2+} + CO3{2-} = BeCO3 =>
Be{2+} + CO3{2-} = BeCO3
PbCl2 + K2CO3 = KCl + PbCO3 =>
PbCl2 + K2CO3 = 2 KCl + PbCO3
C + H2O = COH + H2 =>
2 C + 2 H2O = 2 COH + H2
SbCl5 = SbCl3 + Cl2 =>
SbCl5 = SbCl3 + Cl2
(NH4)2SO4(aq) + Ca(NO3)2(aq) = CaSO4(s) + NH4NO3(g) =>
(NH4)2SO4(aq) + Ca(NO3)2(aq) = CaSO4(s) + 2 NH4NO3(g)
Mg(s) + HCl(ag) = MgCl2 + H2 =>
Mg(s) + 2 HCl(ag) = MgCl2 + H2
Ag(NH3)2{+} + Cl{-} = AgCl + NH3 =>
Ag(NH3)2{+} + Cl{-} = AgCl + 2 NH3
ZnSO3 + Na2SO3 = Na2(Zn(SO3)2) =>
ZnSO3 + Na2SO3 = Na2(Zn(SO3)2)
SbCl5 = Sb + Cl2 =>
2 SbCl5 = 2 Sb + 5 Cl2
CuBr + KClO3 = KCl + Br2 + CuO =>
6 CuBr + 2 KClO3 = 2 KCl + 3 Br2 + 6 CuO
C6H5COOH + CuO = Cu + CO2 + H2O =>
C6H5COOH + 15 CuO = 15 Cu + 7 CO2 + 3 H2O
C6H5COOH + NaHCO3 = C5H6COONa + CO2 + H2O =>
9 C6H5COOH + 10 NaHCO3 = 10 C5H6COONa + 13 CO2 + 2 H2O
Mg + H3N = Mg(NH2)2 + H2 =>
Mg + 2 H3N = Mg(NH2)2 + H2
Mo + Cl2 = MoCl =>
2 Mo + Cl2 = 2 MoCl
CuSO4*5H2O + (NH4)2HPO4 = Cu2(PO4)(OH) + NH4HSO4 + H2O =>
2 CuSO4*5H2O + (NH4)2HPO4 = Cu2(PO4)(OH) + 2 NH4HSO4 + 9 H2O
NaSO3C6H4NH2 + NaNO2 + H2SO4 = [NaSO3C6H4NN]HSO4 + Na2SO4 + H2O =>
2 NaSO3C6H4NH2 + 2 NaNO2 + 3 H2SO4 = 2[NaSO3C6H4NN]HSO4 + Na2SO4 + 4 H2O
Sr(NO2)2 + HCl = SrCl2 + HNO2 =>
Sr(NO2)2 + 2 HCl = SrCl2 + 2 HNO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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