| Équations équilibrées la veille |
Fe2(CO3)3 + 3 H2O = Fe2O3 + 3 H2CO3
Zn + Cu + S = ZnSCu =>
Zn + Cu + S = ZnSCu
Fe(OH)2 = Fe + OH =>
Fe(OH)2 = Fe + 2 OH
Al + NaNO3 + H2O + NaOH = Na3Al(OH)6 + NH3 =>
8 Al + 3 NaNO3 + 18 H2O + 21 NaOH = 8 Na3Al(OH)6 + 3 NH3
HN2 + H2SO4 = H2O + HN2SO3 =>
HN2 + H2SO4 = H2O + HN2SO3
Ca(OCl)2 + CH3COCH3 = CHCl3 + CaCO3 + Ca(OH)2 =>
3 Ca(OCl)2 + CH3COCH3 = 2 CHCl3 + CaCO3 + 2 Ca(OH)2
P4(s) + O2(g) = P4O6(s) =>
P4(s) + 3 O2(g) = P4O6(s)
AgClO3(s) = AgCl(s) + O2 =>
2 AgClO3(s) = 2 AgCl(s) + 3 O2
P(g) + O2(g) = P2O5(s) =>
4 P(g) + 5 O2(g) = 2 P2O5(s)
PB(OH)2 = PBO + H2O =>
PB(OH)2 = PBO + H2O
HNO2 + H2SO4 + KMnO4 = MnSO4 + HNO3 + K2SO4 + H2O =>
5 HNO2 + 3 H2SO4 + 2 KMnO4 = 2 MnSO4 + 5 HNO3 + K2SO4 + 3 H2O
P2(s) + S2(s) = P2S4(s) =>
P2(s) + 2 S2(s) = P2S4(s)
Ca(PO)2 + SiO2 + C = CaSiO3 + P + CO =>
Ca(PO)2 + SiO2 + C = CaSiO3 + 2 P + CO
Ag2S(s) + HCl(aq) = AgCl(s) + H2S(g) =>
Ag2S(s) + 2 HCl(aq) = 2 AgCl(s) + H2S(g)
Na(ClO3) = NaCl + O =>
Na(ClO3) = NaCl + 3 O
Cr(No3)3 + NH4OH = Cr(OH)3 + NH4No3 =>
Cr(No3)3 + 3 NH4OH = Cr(OH)3 + 3 NH4No3
Al2O + HSO = AlSO + H2O =>
Al2O + 2 HSO = 2 AlSO + H2O
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
K2CrO4 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 2 K3(Cr(OH)6) + 3 KNO3
Na3N + BeBr2 = NaBr + Be3N2 =>
2 Na3N + 3 BeBr2 = 6 NaBr + Be3N2
Ba + N2 = Ba(N2)3 =>
Ba + 3 N2 = Ba(N2)3
KCr2O7 + KY + H2SO4 = K2SO4 + Cr2(SO4)3 + Y2 + H2O =>
2 KCr2O7 + 14 KY + 14 H2SO4 = 8 K2SO4 + 2 Cr2(SO4)3 + 7 Y2 + 14 H2O
Ni(OH)2 = Ni + OH =>
Ni(OH)2 = Ni + 2 OH
Fe + SCN = Fe(SCN)3 =>
Fe + 3 SCN = Fe(SCN)3
K4(Fe(CN)6) + Na2S = K2S + Na4(Fe(CN)6) =>
K4(Fe(CN)6) + 2 Na2S = 2 K2S + Na4(Fe(CN)6)
KCl + Ag(NO3) = KNO3 + AgCl =>
KCl + Ag(NO3) = KNO3 + AgCl
SF6 + SO3 = O2SF2 =>
SF6 + 2 SO3 = 3 O2SF2
CH3(CH2)7CH3 + O = CO2 + H2O =>
CH3(CH2)7CH3 + 28 O = 9 CO2 + 10 H2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
MnSO4NaClONaOH = MnO2Na2SO4HCl =>
MnSO4NaClONaOH = MnO2Na2SO4HCl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaHSO3 + Ca(OH)2 + CO2 = Na2CO3 + CaSO3 + H2O =>
2 NaHSO3 + 2 Ca(OH)2 + CO2 = Na2CO3 + 2 CaSO3 + 3 H2O
Li + HOH = Li2O + H2 =>
2 Li + HOH = Li2O + H2
HgO = (triangle)Hg + O2 =>
2 HgO = 2(triangle)Hg + O2
FeS2 + Na2CO3 + O2 + H2O = Fe(OH)3 + NaSO4 + CO2 =>
4 FeS2 + 4 Na2CO3 + 17 O2 + 6 H2O = 4 Fe(OH)3 + 8 NaSO4 + 4 CO2
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Ba + H2O = BaH + O2 =>
4 Ba + 2 H2O = 4 BaH + O2
I2 + H2O + ClO3{-} = IO3{-} + H{+} + Cl{-} =>
3 I2 + 3 H2O + 5 ClO3{-} = 6 IO3{-} + 6 H{+} + 5 Cl{-}
Fe3O4 + HI = FeI + I + H2O =>
Fe3O4 + 8 HI = 3 FeI + 5 I + 4 H2O
NaHCO3 + CH3COOH = C2H3NaO2 + CO2 + H2O =>
NaHCO3 + CH3COOH = C2H3NaO2 + CO2 + H2O
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4(NO2) =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4(NO2)
K2Cr2O7 + H2C2O4H2O = Cr(C2O4)3 + H2O + K2C2O4 =>
K2Cr2O7 + 7 H2C2O4H2O = 2 Cr(C2O4)3 + 14 H2O + K2C2O4
C2H4O + AgO = CH3COOH + Ag =>
C2H4O + AgO = CH3COOH + Ag
FeO + CuBr = FeBr2Cu2O =>
FeO + 2 CuBr = FeBr2Cu2O
H3O{+} + OH{-} = H2O =>
H3O{+} + OH{-} = 2 H2O
As4O6 + I2 + H2O = As2O5 + HI =>
As4O6 + 4 I2 + 4 H2O = 2 As2O5 + 8 HI
Ca(OH)2 + HCCH = CaC2 + H2O =>
Ca(OH)2 + HCCH = CaC2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu2O + K2Cr2O7 + H2SO4 = CuO + Cr2(SO4)3 + H2O + K2SO4 =>
3 Cu2O + K2Cr2O7 + 4 H2SO4 = 6 CuO + Cr2(SO4)3 + 4 H2O + K2SO4
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
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Équations équilibrées sur01/09/25
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