| Équations équilibrées la veille |
2 K2Cr3O7 + 28 HCl = 3 Cl2 + 6 CrCl3 + 4 KCl + 14 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
U + ClF3 = UF6 + ClF =>
U + 3 ClF3 = UF6 + 3 ClF
NaBr + AgNO3 + HNO3 = Na(NO3)2 + AgBr + H2 =>
2 NaBr + 2 AgNO3 + 2 HNO3 = 2 Na(NO3)2 + 2 AgBr + H2
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
BaCl2 + (NH4)2CO3 = BaCO3 + NH4Cl =>
BaCl2 + (NH4)2CO3 = BaCO3 + 2 NH4Cl
KHS + H2SO4 = H2S + K2SO4 =>
2 KHS + H2SO4 = 2 H2S + K2SO4
CuSO4 + NaOH = CuS(OH) + NaO4 =>
CuSO4 + NaOH = CuS(OH) + NaO4
Na3PO4 + Mg(OH)2 = NaOH + Mg3(PO4)2 =>
2 Na3PO4 + 3 Mg(OH)2 = 6 NaOH + Mg3(PO4)2
KHS + H2SO4 + Cu(HCO3)2 = CO2 + CuS + H2O + K2SO4 =>
2 KHS + H2SO4 + 2 Cu(HCO3)2 = 4 CO2 + 2 CuS + 4 H2O + K2SO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cr + H3PO4 = CrPO4 + H2 =>
2 Cr + 2 H3PO4 = 2 CrPO4 + 3 H2
NO2 + CH4 = CO2 + N2 + H2O =>
2 NO2 + CH4 = CO2 + N2 + 2 H2O
NaHCO3(s) = Na(s) + H2O(g) + O2(g) + CO2(s) =>
4 NaHCO3(s) = 4 Na(s) + 2 H2O(g) + O2(g) + 4 CO2(s)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH4Br + AgNO3 = NH4NO3 + AgBr =>
NH4Br + AgNO3 = NH4NO3 + AgBr
K2CO3 + Sr(NO3)2 = KNO3 + Sr(CO3) =>
K2CO3 + Sr(NO3)2 = 2 KNO3 + Sr(CO3)
(NH4)2MoOS3 + (NH4)2S = (NH4)2MoS4 + H2O + NH3 =>
(NH4)2MoOS3 + (NH4)2S = (NH4)2MoS4 + H2O + 2 NH3
Cl65 = Cl4 =>
4 Cl65 = 65 Cl4
silverchloride + calciumsulfate = silversulfate + calciumchloride =>
2 AgCl + CaSO4 = Ag2SO4 + CaCl2
Hg(NO3)2 + Co(AsO4)2 = Co(NO3)2 + Hg(AsO4)2 =>
Hg(NO3)2 + Co(AsO4)2 = Co(NO3)2 + Hg(AsO4)2
ZnO + HJ = ZnJ2 + H2O =>
ZnO + 2 HJ = ZnJ2 + H2O
C8H18 + O2 = CO2 + H25 =>
25 C8H18 + 200 O2 = 200 CO2 + 18 H25
Fe2 + S = SFe =>
Fe2 + 2 S = 2 SFe
Rn + O2 = RnO =>
2 Rn + O2 = 2 RnO
FeO3 + H2 = Fe2O3 + H2O =>
2 FeO3 + 3 H2 = Fe2O3 + 3 H2O
LiH + O2 = LiO2 + H2O =>
4 LiH + 5 O2 = 4 LiO2 + 2 H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Mg + NiCl2 = MgCl2 + Ni =>
Mg + NiCl2 = MgCl2 + Ni
HCl + Mo(OH)6 = MoCl6 + H2O =>
6 HCl + Mo(OH)6 = MoCl6 + 6 H2O
Cs + O2 = CsO3 =>
2 Cs + 3 O2 = 2 CsO3
Cu(s) + HCl(aq) = CuCl3(aq) + H2(g) =>
2 Cu(s) + 6 HCl(aq) = 2 CuCl3(aq) + 3 H2(g)
Fl(OH)2 = FlO + H2O =>
Fl(OH)2 = FlO + H2O
Bi + Hg(NO3)2 = Bi(NO3)2 + Hg =>
Bi + Hg(NO3)2 = Bi(NO3)2 + Hg
SO3 + Cu(OH)2 = CuSO4 + H2O =>
SO3 + Cu(OH)2 = CuSO4 + H2O
NaFeO2 + HCl = FeCl3 + NaOH + H2O =>
NaFeO2 + 3 HCl = FeCl3 + NaOH + H2O
ZnCl2 + Na3PO4 = NaCl + Zn3(PO4)2 =>
3 ZnCl2 + 2 Na3PO4 = 6 NaCl + Zn3(PO4)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KMnO4 + Fe(NO3)3 = Fe(MnO4)3 + KNO3 =>
3 KMnO4 + Fe(NO3)3 = Fe(MnO4)3 + 3 KNO3
I2 + S2O3{2-} + H2O = S2O4{2-} + I{-} + H{+} =>
I2 + S2O3{2-} + H2O = S2O4{2-} + 2 I{-} + 2 H{+}
FeSO4(NH4)2S = FeS + (NH4)2SO4 =>
FeSO4(NH4)2S = FeS + (NH4)2SO4
CrCl3 + KOH = KCl + KCr(OH)4 =>
CrCl3 + 4 KOH = 3 KCl + KCr(OH)4
Ai + KCl = AiCl3 + K =>
Ai + 3 KCl = AiCl3 + 3 K
K2SO3 + Br2 + NaOH = K2SO4 + NaBr + H2O =>
K2SO3 + Br2 + 2 NaOH = K2SO4 + 2 NaBr + H2O
Pb + Ag2S = PbS + Ag =>
Pb + Ag2S = PbS + 2 Ag
Ru + KClO3 + KOH = K2RuO4 + KCl + H2O =>
Ru + KClO3 + 2 KOH = K2RuO4 + KCl + H2O
CaO + HN(O3) = Ca(N(O3))2 + (H2)O =>
CaO + 2 HN(O3) = Ca(N(O3))2 + (H2)O
K(NO3)2 + AgI + H2 + NH3 = AgNO3 + KH + NH4I =>
2 K(NO3)2 + 4 AgI + 3 H2 + 4 NH3 = 4 AgNO3 + 2 KH + 4 NH4I
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Équations équilibrées sur10/15/24
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