| Équations équilibrées la veille |
5 Fe2SO4 + 4 KMnO4 + 16 H2SO4 = 5 Fe2(SO4)3 + 2 K2SO4 + 4 MnSO4 + 16 H2O
Zn + H2S2O7 = ZnSO4 + H2S + H2O =>
8 Zn + 5 H2S2O7 = 8 ZnSO4 + 2 H2S + 3 H2O
H(C6H6SO3N) + Na2CO3 = NaC6H6SO3N + CO2 + H2O =>
2 H(C6H6SO3N) + Na2CO3 = 2 NaC6H6SO3N + CO2 + H2O
MgCl2 + H2SO4 = Cl2H2SO4 + Mg =>
MgCl2 + H2SO4 = Cl2H2SO4 + Mg
XeFe2 + Fe2 = XeFe4 =>
XeFe2 + Fe2 = XeFe4
K2S + O2 = K2SO4 =>
K2S + 2 O2 = K2SO4
Fe + CO = Fe2O3 + C =>
2 Fe + 3 CO = Fe2O3 + 3 C
BaCrO4 + HCl = BaCl2 + H2CrO4 =>
BaCrO4 + 2 HCl = BaCl2 + H2CrO4
C2H2 = C2 + H2 =>
C2H2 = C2 + H2
AgNO3 + KOH = AgOH + KNO3 =>
AgNO3 + KOH = AgOH + KNO3
FeH + Cl = FeCl2 + H2 =>
2 FeH + 4 Cl = 2 FeCl2 + H2
Pb2O4 + C = Pb + CO2 =>
Pb2O4 + 2 C = 2 Pb + 2 CO2
CoCl2 + O2 = CoO + Cl2 =>
2 CoCl2 + O2 = 2 CoO + 2 Cl2
Al(OH)3 + NaOH + H2O = Na[Al(OH)6] + H2 =>
Al(OH)3 + NaOH + 2 H2O = Na[Al(OH)6] + H2
C7H12O(g) + O2(g) = CO2(g) + H2O(g) =>
2 C7H12O(g) + 19 O2(g) = 14 CO2(g) + 12 H2O(g)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Fe(OH)3 + AgNO3 = Fe(NO3)3 + Ag(OH) =>
Fe(OH)3 + 3 AgNO3 = Fe(NO3)3 + 3 Ag(OH)
Zn + CH3CO(OH) = H2 + ZnC2O2H =>
2 Zn + 2 CH3CO(OH) = 3 H2 + 2 ZnC2O2H
Fe + CO = Fe(CO)6 =>
Fe + 6 CO = Fe(CO)6
K2S + O2 = K2SO3 =>
2 K2S + 3 O2 = 2 K2SO3
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
CH3CH2OH + CuO = CH3COH + H2O + Cu =>
CH3CH2OH + CuO = CH3COH + H2O + Cu
BaCrO4 + HCl = BaCr2O7 + BaCl2 + H2O =>
2 BaCrO4 + 2 HCl = BaCr2O7 + BaCl2 + H2O
NH3 + Mg2 = Mg3N2 + H =>
4 NH3 + 3 Mg2 = 2 Mg3N2 + 12 H
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
LiOH(aq) + AgNO3(aq) = LiNO3(aq) + AgOH(aq) =>
LiOH(aq) + AgNO3(aq) = LiNO3(aq) + AgOH(aq)
C8H5 + O2 = CO2 + H2O =>
4 C8H5 + 37 O2 = 32 CO2 + 10 H2O
TiO + HCl = TiCl2 + H2O =>
TiO + 2 HCl = TiCl2 + H2O
C6H5C4H9 + NaOH + Na2S2O8 = Na2SO4 + CO2 + H2O =>
C6H5C4H9 + 54 NaOH + 27 Na2S2O8 = 54 Na2SO4 + 10 CO2 + 34 H2O
C3H4OH + O2 = CO2 + H2O =>
4 C3H4OH + 15 O2 = 12 CO2 + 10 H2O
Fe + CO = Fe(CO)5 =>
Fe + 5 CO = Fe(CO)5
K2S + O2 = K2O + S =>
2 K2S + O2 = 2 K2O + 2 S
Ca(NO3)2 + KOH = Ca(OH)2 + KNO3 =>
Ca(NO3)2 + 2 KOH = Ca(OH)2 + 2 KNO3
Ag2SO3 = Ag + SO3 =>
Ag2SO3 = 2 Ag + SO3
H2C2O4 + Ca(OH)2 = CaC2O4 + H2O =>
H2C2O4 + Ca(OH)2 = CaC2O4 + 2 H2O
HCl + BaCrO4 = BaCl2 + CrCl3 + Cl2 + H2O =>
16 HCl + 2 BaCrO4 = 2 BaCl2 + 2 CrCl3 + 3 Cl2 + 8 H2O
Mg(OH)2 + K = Mg + KOH =>
Mg(OH)2 + 2 K = Mg + 2 KOH
H3Po4 + NaOH + H2O = Na3Po4*12H2O =>
H3Po4 + 3 NaOH + 9 H2O = Na3Po4*12H2O
CSi = SiC =>
CSi = SiC
K2S + O2 = K2SO3 =>
2 K2S + 3 O2 = 2 K2SO3
SnS + NaOH = Na2SnO2 + H2S =>
SnS + 2 NaOH = Na2SnO2 + H2S
Co3 + S2 = Co3S2 =>
Co3 + S2 = Co3S2
NO2{-} + HCl = NO2 + HCl{-} =>
NO2{-} + HCl = NO2 + HCl{-}
HCl + BaCrO4 = BaCl2 + CrCl3 + Cl2 + H2O =>
16 HCl + 2 BaCrO4 = 2 BaCl2 + 2 CrCl3 + 3 Cl2 + 8 H2O
Pb3(PO4)4 + Ba(NO3)2 = Ba3(PO4)2 + Pb(NO3)4 =>
Pb3(PO4)4 + 6 Ba(NO3)2 = 2 Ba3(PO4)2 + 3 Pb(NO3)4
CH3OOH + K2CO3 = CH3COOK + CO2 + H2O =>
4 CH3OOH + K2CO3 = 2 CH3COOK + CO2 + 5 H2O
{-9} + + {-}*9{+6385} =>
{-9} = 9{-}*9{+6385}
NaF + HNO3 = NaH + FNO3 =>
NaF + HNO3 = NaH + FNO3
K2S + O2 = K2SO4 =>
K2S + 2 O2 = K2SO4
K2Cr2O7 + HCl + C4H9OH = Cr(Cl)3 + KCl + CH3COOH + H2O =>
4 K2Cr2O7 + 32 HCl + 3 C4H9OH = 8 Cr(Cl)3 + 8 KCl + 6 CH3COOH + 19 H2O
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