| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + 2 HCl = MgCl2 + H2
Fe + Sn(No3)3 = Fe(No3)3 + Sn =>
Fe + Sn(No3)3 = Fe(No3)3 + Sn
NaCl + CaCl2 = CaNa + Cl2 =>
2 NaCl + 2 CaCl2 = 2 CaNa + 3 Cl2
Br2 + S2 = Br2S =>
2 Br2 + S2 = 2 Br2S
FeCl2 + H2O2 = FeCl3 + Fe(OH)3 =>
6 FeCl2 + 3 H2O2 = 4 FeCl3 + 2 Fe(OH)3
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
As2S5 + (NH4)2S = (NH4)3AsS4 =>
As2S5 + 3(NH4)2S = 2(NH4)3AsS4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
K2Na[Co(NO2)6] + KMnO4 + H2SO4 = K2SO4 + NaSO4 + CoSO4 + HNO3 + H2O + MnSO4 =>
5 K2Na[Co(NO2)6] + 12 KMnO4 + 33 H2SO4 = 11 K2SO4 + 5 NaSO4 + 5 CoSO4 + 30 HNO3 + 18 H2O + 12 MnSO4
Fe(s) + CuCl2(aq) = Cu + FeCl =>
2 Fe(s) + CuCl2(aq) = Cu + 2 FeCl
NH4C2H3O2 + FeCl2 = NH4Cl + Fe(C2H3O2)2 =>
2 NH4C2H3O2 + FeCl2 = 2 NH4Cl + Fe(C2H3O2)2
Fe(OH)3 = (Fe)2(O)3 + (H)2(O) =>
2 Fe(OH)3 = (Fe)2(O)3 + 3(H)2(O)
CuNo3 + Na2S = CuS + Na2No3 =>
CuNo3 + Na2S = CuS + Na2No3
CuSO4 + Cu + HCl = CuCl + H2SO4 =>
CuSO4 + Cu + 2 HCl = 2 CuCl + H2SO4
Hg(PO4)2 + Al = Hg + AlPO4 =>
Hg(PO4)2 + 2 Al = Hg + 2 AlPO4
BF3 + CH3OH = B(CH3O)3 + HF =>
BF3 + 3 CH3OH = B(CH3O)3 + 3 HF
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
CH3CH2OH + PCl3 = CH3CH2Cl + P(OH)3 =>
3 CH3CH2OH + PCl3 = 3 CH3CH2Cl + P(OH)3
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
Pb + Br2 = PbBr4 =>
Pb + 2 Br2 = PbBr4
Ca(HCo3)2 + Ca(OH)2 = CaCo3 + H2O =>
Ca(HCo3)2 + Ca(OH)2 = 2 CaCo3 + 2 H2O
Fe + HBr = H2 + FeBr2 =>
Fe + 2 HBr = H2 + FeBr2
Li2 + H2 = LiH =>
Li2 + H2 = 2 LiH
FeS2 + HNO3 = Fe(NO3) + NO2 + H2O + H2SO4 =>
FeS2 + 14 HNO3 = Fe(NO3) + 13 NO2 + 5 H2O + 2 H2SO4
SiO2 + H2F2 = SiF4 + H2O =>
SiO2 + 2 H2F2 = SiF4 + 2 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
HNO3 + NaHCO3 = (NO3{-}) + NaH2CO3{+} =>
HNO3 + NaHCO3 = (NO3{-}) + NaH2CO3{+}
NaBr + Na2SO3 = NaSO3 + Na2Br =>
NaBr + Na2SO3 = NaSO3 + Na2Br
KCH3COO(aq) + HBr(aq) = KBr(aq) + CH3COOH(aq) =>
KCH3COO(aq) + HBr(aq) = KBr(aq) + CH3COOH(aq)
Fe2O3 + C2 = Fe2 + CO2 =>
4 Fe2O3 + 3 C2 = 4 Fe2 + 6 CO2
HCOOH + Zn + HCl = CH3OH + ZnCl2 + H2O =>
HCOOH + 2 Zn + 4 HCl = CH3OH + 2 ZnCl2 + H2O
Fe(OH)3 = (Fe)2(O)3 + (H)2(O) =>
2 Fe(OH)3 = (Fe)2(O)3 + 3(H)2(O)
Zn + NO3{-} + OH{-} = ZnO2{2-} + NH3{+} + H2O =>
7 Zn + 2 NO3{-} + 10 OH{-} = 7 ZnO2{2-} + 2 NH3{+} + 2 H2O
K2SO4 + MgCl2 = KCl + MgSO4 =>
K2SO4 + MgCl2 = 2 KCl + MgSO4
CaF2 + Ba = BaF2 + Ca =>
CaF2 + Ba = BaF2 + Ca
Mg + CH3COOH = Mg(CH3COO)2 + H2 =>
Mg + 2 CH3COOH = Mg(CH3COO)2 + H2
H{+} + N2H4 + CrO4{2-} = NH2{+} + Cr{3+} + H2O =>
16 H{+} + 3 N2H4 + 2 CrO4{2-} = 6 NH2{+} + 2 Cr{3+} + 8 H2O
CuNo3 + Na2S = CuS + Na2No3 =>
CuNo3 + Na2S = CuS + Na2No3
Mn + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn + 7 PbO2 + 14 HNO3 = 2 HMnO4 + 7 Pb(NO3)2 + 6 H2O
C22H46(l) + O2(g) = CO(g) + H2O(g) =>
2 C22H46(l) + 45 O2(g) = 44 CO(g) + 46 H2O(g)
NH4PO4 + H2O = NH4O + H2PO4 =>
NH4PO4 + H2O = NH4O + H2PO4
CH3(CH2)3COOH + NaOH = CH3(CH2)3COONa + H2O =>
CH3(CH2)3COOH + NaOH = CH3(CH2)3COONa + H2O
K4[Fe(CN)6] + KMnO4 + H2O = K3[Fe(CN)6] + MnO2 + KOH =>
3 K4[Fe(CN)6] + KMnO4 + 2 H2O = 3 K3[Fe(CN)6] + MnO2 + 4 KOH
CaCN2 + H2O = Ca(OH)2 + CH4N2O =>
CaCN2 + 3 H2O = Ca(OH)2 + CH4N2O
CaCO3(s) + H2SO4(aq) = CaSO4(aq) + CO2(g) + H2O(l) =>
CaCO3(s) + H2SO4(aq) = CaSO4(aq) + CO2(g) + H2O(l)
CrO4{-2} + CN{-} + H2O = CNO{-} + Cr(OH)3{-} + OH{-} =>
CrO4{-2} + 2 CN{-} + 2 H2O = 2 CNO{-} + Cr(OH)3{-} + OH{-}
Al + KClO4 + H2SO4 = KCl + Al2(SO4)3 + H2O =>
8 Al + 3 KClO4 + 12 H2SO4 = 3 KCl + 4 Al2(SO4)3 + 12 H2O
NaAs03 + I2 + NaOH = Na3AsO4 + NaI + H2O =>
NaAs03 + 8 I2 + 24 NaOH = 3 Na3AsO4 + 16 NaI + 12 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
NO2 + Na2SiO3 = NaNO3 + SiO2 + NaNO2 =>
2 NO2 + Na2SiO3 = NaNO3 + SiO2 + NaNO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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