| Équations équilibrées la veille |
2 H2S + 3 O2 = 2 SO2 + 2 H2O
MgCl2 + Na2SO4 = MgSO4 + NaCl =>
MgCl2 + Na2SO4 = MgSO4 + 2 NaCl
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
(NH4)6Mo7O24 = MoO3 + NH3 + H2O =>
(NH4)6Mo7O24 = 7 MoO3 + 6 NH3 + 3 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
V2O4 + I2 + H2O = V2O5 + HI =>
V2O4 + I2 + H2O = V2O5 + 2 HI
KI + NaS2O8 + H2O = KIO3 + Na2SO4 + H2SO4 =>
KI + 2 NaS2O8 + 3 H2O = KIO3 + Na2SO4 + 3 H2SO4
Mg + CS2 = MgS + C =>
2 Mg + CS2 = 2 MgS + C
LiP3 + Mg2S2 = LiS2 + Mg2P3 =>
LiP3 + Mg2S2 = LiS2 + Mg2P3
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Ba(NO3)2 + Na2HPO4 = BaHPO4 + NaNO3 =>
Ba(NO3)2 + Na2HPO4 = BaHPO4 + 2 NaNO3
Na2CrO4 + Al2(SO4)3 = Cr(SO4)3 + Al2Na2O4 =>
Na2CrO4 + Al2(SO4)3 = Cr(SO4)3 + Al2Na2O4
KMnO4(s) + HCl(aq) = H2O(l) + KCl(aq) + MnCl2(aq) + Cl2(g) =>
2 KMnO4(s) + 16 HCl(aq) = 8 H2O(l) + 2 KCl(aq) + 2 MnCl2(aq) + 5 Cl2(g)
NaHCO3 + HC2H3O2 = H2O + CO2 + CH3COONa =>
NaHCO3 + HC2H3O2 = H2O + CO2 + CH3COONa
AuBr3 + Ag = AgBr + Au =>
AuBr3 + 3 Ag = 3 AgBr + Au
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cl2 + H2O + KI = KCl + HCl + IO =>
3 Cl2 + 2 H2O + 2 KI = 2 KCl + 4 HCl + 2 IO
(NH4)2CrO4 + Pb(NO3)3 = (NH4)NO3 + Pb2(CrO4)3 =>
3(NH4)2CrO4 + 2 Pb(NO3)3 = 6(NH4)NO3 + Pb2(CrO4)3
NaHCO3 + CH3COOH = CO2 + H2O + CH3CONa =>
4 NaHCO3 + 5 CH3COOH = 6 CO2 + 6 H2O + 4 CH3CONa
H3C6H5O7 + NaHCO3 = Na3C6H6O7 + H2O + CO2 =>
19 H3C6H5O7 + 54 NaHCO3 = 18 Na3C6H6O7 + 49 H2O + 60 CO2
Ba(C2H3O2) + Al = Al(C2H3O2)3 + Ba =>
3 Ba(C2H3O2) + Al = Al(C2H3O2)3 + 3 Ba
Li2SO4 + Ga(OH)3 = Li(OH) + Ga2(SO4)3 =>
3 Li2SO4 + 2 Ga(OH)3 = 6 Li(OH) + Ga2(SO4)3
H2SO4 = H{+} + HSO4{-} =>
H2SO4 = H{+} + HSO4{-}
NaCl + HCl(aq) = NaH + Cl2 =>
NaCl + HCl(aq) = NaH + Cl2
Co{+2} + Na2S = CoS + Na{+} =>
Co{+2} + Na2S = CoS + 2 Na{+}
[Cu(H2O)6]{2{+}+Zn = Cu+[Zn(H2O)6]{2+} =>
[Cu(H2O)6]{2{+}+Zn = Cu+[Zn(H2O)6]{2+}
NH3 + H2ONaHSO4 = (NH4)2SO4 + NaOH =>
2 NH3 + H2ONaHSO4 = (NH4)2SO4 + NaOH
Al2O3(s) + H(aq) = Al(s) + H2O(g) =>
Al2O3(s) + 6 H(aq) = 2 Al(s) + 3 H2O(g)
NO + Cr2O7 = Cr + NO3 =>
7 NO + 2 Cr2O7 = 4 Cr + 7 NO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
TeO2 + OH{-} = TeO3{-2} + H2O =>
TeO2 + 2 OH{-} = TeO3{-2} + H2O
CuSO4 + CuS = Cu2S2O4 =>
CuSO4 + CuS = Cu2S2O4
KBr + O2 = KO2 + Br =>
KBr + O2 = KO2 + Br
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CuBr + F2 = CuF + Br2 =>
2 CuBr + F2 = 2 CuF + Br2
Bi2O3 + H2O = BiO4 + H =>
Bi2O3 + 5 H2O = 2 BiO4 + 10 H
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Li(OH) + H(SO4) = Li(SO4) + H2O =>
Li(OH) + H(SO4) = Li(SO4) + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
CH3 + O2 = CO2 + H2O =>
4 CH3 + 7 O2 = 4 CO2 + 6 H2O
I2 + MgBr2 = Br + MgI2 =>
I2 + MgBr2 = 2 Br + MgI2
K2Cr2O7 + HCl + H2SO4 = Cr2O3 + K2SO4 + H2O + Cl2 =>
K2Cr2O7 + 6 HCl + H2SO4 = Cr2O3 + K2SO4 + 4 H2O + 3 Cl2
NaMnO4 + NH3 = MnO2 + NaNO3 + NaOH + H2O =>
8 NaMnO4 + 3 NH3 = 8 MnO2 + 3 NaNO3 + 5 NaOH + 2 H2O
Ag2S + FeCl3 = Fe2S3 + AgCl =>
3 Ag2S + 2 FeCl3 = Fe2S3 + 6 AgCl
Cd(OH)2(s) + HCl(aq) = CdCl2(aq) + H2O(l) =>
Cd(OH)2(s) + 2 HCl(aq) = CdCl2(aq) + 2 H2O(l)
Cu + KCN + H2O = K3[Cu(CN)4] + KOH + H2 =>
2 Cu + 8 KCN + 2 H2O = 2 K3[Cu(CN)4] + 2 KOH + H2
SrCO3 + Fe2O3 = SrFe2O4 + CO2(g) =>
SrCO3 + Fe2O3 = SrFe2O4 + CO2(g)
KClO3 + Al + NaOH + H2O = KCl + Na3[Al(OH)6] =>
KClO3 + 2 Al + 6 NaOH + 3 H2O = KCl + 2 Na3[Al(OH)6]
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Équations équilibrées sur01/25/25
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