| Équations équilibrées la veille |
2 KOH + CaCO3 = Ca(OH)2 + K2CO3
K + NaOH = KNaO + H2 =>
2 K + 2 NaOH = 2 KNaO + H2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CuO + HCl + Zn = ZnCl2 + H2O + Cu =>
CuO + 2 HCl + Zn = ZnCl2 + H2O + Cu
MnO4{-} + CH3CH2OH + H{+} = Mn + CH3COOH + H2O =>
4 MnO4{-} + 7 CH3CH2OH + 4 H{+} = 4 Mn + 7 CH3COOH + 9 H2O
MnO4{-} + J{-} + H{+} = Mn{+2} + J2{-} + H2O =>
MnO4{-} + 10 J{-} + 8 H{+} = Mn{+2} + 5 J2{-} + 4 H2O
Sodium + Sulfur = Sodiumsulfide =>
2 Na + S = Na2S
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn(BrO3)2 + CsOH = Zn(OH)2 + Cs(BrO3) =>
Zn(BrO3)2 + 2 CsOH = Zn(OH)2 + 2 Cs(BrO3)
NH4(g) + O2(g) = NO(g) + H2O(g) =>
2 NH4(g) + 3 O2(g) = 2 NO(g) + 4 H2O(g)
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Sb + K = SbK =>
Sb + K = SbK
CuCl2 + KNo3 = CuNo3 + Cl2K =>
CuCl2 + KNo3 = CuNo3 + Cl2K
Mg + LiNO3 = Mg(NO3)2 + Li =>
Mg + 2 LiNO3 = Mg(NO3)2 + 2 Li
(COOH)2H2O + NaOH = NaCO2 + H2O =>
(COOH)2H2O + 2 NaOH = 2 NaCO2 + 3 H2O
C6H14 + HCl = C6H13 + H2Cl =>
C6H14 + HCl = C6H13 + H2Cl
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
SO2 + H2S + K2Cr2O7 = H2SO4 + K2S + Cr =>
4 SO2 + 9 H2S + 4 K2Cr2O7 = 9 H2SO4 + 4 K2S + 8 Cr
AgNO3 + CaC2 = AgC + Ca(NO3)2 =>
2 AgNO3 + CaC2 = 2 AgC + Ca(NO3)2
CO(NH2)2 + H2O = CO2 + NH3 =>
CO(NH2)2 + H2O = CO2 + 2 NH3
Al(OH)3 + LiOH = Li3AlO3 + H2O =>
Al(OH)3 + 3 LiOH = Li3AlO3 + 3 H2O
Li2S(aq) + CoI3(aq) = Li2I3(s) + CoS(aq) =>
Li2S(aq) + CoI3(aq) = Li2I3(s) + CoS(aq)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2O2 + CrCl3 + KOH = K2CrO4 + H2O + KCl =>
3 H2O2 + 2 CrCl3 + 10 KOH = 2 K2CrO4 + 8 H2O + 6 KCl
Li2SO3 + HCl = H2 + SO3 + LiCl =>
Li2SO3 + 2 HCl = H2 + SO3 + 2 LiCl
KI + Pb(NO3)2 = KIPb(NO3)2 =>
KI + Pb(NO3)2 = KIPb(NO3)2
Na2SiO3 + K2SO4 = K2SiO3 + Na2SO4 =>
Na2SiO3 + K2SO4 = K2SiO3 + Na2SO4
CH4 + Br2 = C2H5Br + HBr =>
2 CH4 + 2 Br2 = C2H5Br + 3 HBr
Ni(NO3)2 + Na3PO4 = Ni3O8P2 + NaNO3 =>
3 Ni(NO3)2 + 2 Na3PO4 = Ni3O8P2 + 6 NaNO3
C2H6 + Cl2 = C2H5Cl2 + H2 =>
2 C2H6 + 2 Cl2 = 2 C2H5Cl2 + H2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaBr2 + Al = AlBr2 + Ca =>
CaBr2 + Al = AlBr2 + Ca
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
KMnO4 + HI + KOH = K2MnO4 + KIO4 + H2O =>
8 KMnO4 + HI + 9 KOH = 8 K2MnO4 + KIO4 + 5 H2O
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
C9H9 = C + H2 =>
2 C9H9 = 18 C + 9 H2
ZrOCl2 + K4[Fe(CN)6] + H2O = Zr[Fe(CN)6] + KCl + KOH =>
ZrOCl2 + K4[Fe(CN)6] + H2O = Zr[Fe(CN)6] + 2 KCl + 2 KOH
C6H5NO2 + CO2 = C7H5NO4 =>
C6H5NO2 + CO2 = C7H5NO4
Al2(SO4)3 + CaCl2 = AlCl3 + CaSO4 =>
Al2(SO4)3 + 3 CaCl2 = 2 AlCl3 + 3 CaSO4
Fe2(HSO4)3 = Fe2(SO4)3 + H2 =>
2 Fe2(HSO4)3 = 2 Fe2(SO4)3 + 3 H2
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
AlCl3 + Ni(NO3)2 = NiCl2 + Al(NO3)3 =>
2 AlCl3 + 3 Ni(NO3)2 = 3 NiCl2 + 2 Al(NO3)3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg + O = MgO =>
Mg + O = MgO
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CaI2 + (NH4)2CO3 = CaCO3 + NH4I =>
CaI2 + (NH4)2CO3 = CaCO3 + 2 NH4I
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
CaCl2 + H3NO3 = Ca3(NO3)2 + HCl =>
3 CaCl2 + 2 H3NO3 = Ca3(NO3)2 + 6 HCl
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Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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