| Équations équilibrées la veille |
4 Ag3IO5 + 6 Cl2 + 10 H2O = 4 H5IO6 + 12 AgCl + 3 O2
HCl + FeCl3 = Fe + HCl2 =>
3 HCl + FeCl3 = Fe + 3 HCl2
CoCl3 = Cl2 + Co =>
2 CoCl3 = 3 Cl2 + 2 Co
NaN3 + Cl2 = NaCl + N2 =>
2 NaN3 + Cl2 = 2 NaCl + 3 N2
Na2S + Ni(SO4)2 = NiS + NaSO4 =>
Na2S + Ni(SO4)2 = NiS + 2 NaSO4
KCNS + Hg(NO3)2 = Hg(CNS)2 + KNO3 =>
2 KCNS + Hg(NO3)2 = Hg(CNS)2 + 2 KNO3
MgCl2 + NH3 = MgH2 + NCl3 =>
3 MgCl2 + 2 NH3 = 3 MgH2 + 2 NCl3
H3O{+} + HFeO4{-} + Pa = Fe2O3 + Pa4{+} + H2O =>
8 H3O{+} + 2 HFeO4{-} + 24 Pa = Fe2O3 + 6 Pa4{+} + 13 H2O
P + Li = Li3P =>
P + 3 Li = Li3P
CO2 + HCl = COCl2 + H2O =>
CO2 + 2 HCl = COCl2 + H2O
KMnO4 + SO2 + KOH = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 SO2 + 4 KOH = 2 MnSO4 + 3 K2SO4 + 2 H2O
Zn(H2O)4{2+} + NaCN = Zn(CN)4{2-} + Na{+} + H2O =>
Zn(H2O)4{2+} + 4 NaCN = Zn(CN)4{2-} + 4 Na{+} + 4 H2O
K2SO4 + Al(NO3)3 = Al2(SO4)3 + KNO3 =>
3 K2SO4 + 2 Al(NO3)3 = Al2(SO4)3 + 6 KNO3
H3NO3 + H2S = S + NO + H2O =>
2 H3NO3 + H2S = S + 2 NO + 4 H2O
NiSO4 + C4H8O2N2 + NH4OH = Ni(C4H7O2N2)2 + (NH4)2SO4 + H2O =>
NiSO4 + 2 C4H8O2N2 + 2 NH4OH = Ni(C4H7O2N2)2 + (NH4)2SO4 + 2 H2O
P + S = P2S5 =>
2 P + 5 S = P2S5
Pb(NO3)2 + K2CrO = K2Pb + CrO(NO3)2 =>
Pb(NO3)2 + K2CrO = K2Pb + CrO(NO3)2
CrI3 + KOH + Cl2 = K2CrO4 + KIO7 + KCl + H2O =>
2 CrI3 + 100 KOH + 45 Cl2 = 2 K2CrO4 + 6 KIO7 + 90 KCl + 50 H2O
Ni(s) + HCl = NiCl2(aq) + H2(g) =>
Ni(s) + 2 HCl = NiCl2(aq) + H2(g)
ZnSO4*7H2O + CaCl2*2H2O = CaSO4 + ZnCl2 + H2O =>
ZnSO4*7H2O + CaCl2*2H2O = CaSO4 + ZnCl2 + 9 H2O
Zn + NO3{-} + H3O{+} = Zn{2+} + NH4{+} + H2O =>
4 Zn + NO3{-} + 10 H3O{+} = 4 Zn{2+} + NH4{+} + 13 H2O
NaBr + Cl{+2) = NaCl+Br{+2} =>
NaBr + Cl{+2) = NaCl+Br{+2}
Ag2SO4(aq) + NaCl(aq) = Na2SO4 + AgCl =>
Ag2SO4(aq) + 2 NaCl(aq) = Na2SO4 + 2 AgCl
P2S5 + NaOH + Na2S2O8 = Na3PO4 + Na2SO4 + H2O =>
P2S5 + 56 NaOH + 20 Na2S2O8 = 2 Na3PO4 + 45 Na2SO4 + 28 H2O
C8H17OH(l) + O2(g) = CO2(g) + H2O(l) =>
C8H17OH(l) + 12 O2(g) = 8 CO2(g) + 9 H2O(l)
TeO2 + NaOH = Na2TeO3 + H2O =>
TeO2 + 2 NaOH = Na2TeO3 + H2O
C8H18O4(l) + O2(g) = CO2(g) + H2O(l) =>
2 C8H18O4(l) + 21 O2(g) = 16 CO2(g) + 18 H2O(l)
Cl2 + NH3 = N2 + HCl =>
3 Cl2 + 2 NH3 = N2 + 6 HCl
As3S3 + O2 = As2O3 + SO2 =>
4 As3S3 + 21 O2 = 6 As2O3 + 12 SO2
CuCl2 + NH3 + H2O = Cu(OH)2 + NH4Cl =>
CuCl2 + 2 NH3 + 2 H2O = Cu(OH)2 + 2 NH4Cl
Zr + O = ZrO =>
Zr + O = ZrO
O4 = O9 =>
9 O4 = 4 O9
Fe + Fe{3+} = Fe{2+} =>
Fe + 2 Fe{3+} = 3 Fe{2+}
N + I = NI =>
N + I = NI
Fe(NO3)3 + Na3PO4 = Fe3(PO4)3 + NaNO3 =>
3 Fe(NO3)3 + 3 Na3PO4 = Fe3(PO4)3 + 9 NaNO3
Ca(OH)2 + (NH4)2HPO4 = H2O + Ca10(PO4)6(OH)2 + NH3 =>
10 Ca(OH)2 + 6(NH4)2HPO4 = 18 H2O + Ca10(PO4)6(OH)2 + 12 NH3
KI + MnO2 + H2SO4 = I2(g) + KHSO4 + MnSO4 + H2O =>
2 KI + MnO2 + 3 H2SO4 = I2(g) + 2 KHSO4 + MnSO4 + 2 H2O
Na2SiO4 + HCl = NaCl + H2SiO4 =>
Na2SiO4 + 2 HCl = 2 NaCl + H2SiO4
Ca3PO4 + Na = Na3PO4 + Ca =>
Ca3PO4 + 3 Na = Na3PO4 + 3 Ca
Cu + Ag{+} = Cu2{+} + Ag =>
2 Cu + Ag{+} = Cu2{+} + Ag
C2H12 + O2 = C2O4 + H2O =>
C2H12 + 5 O2 = C2O4 + 6 H2O
[Co(H2O)6] + NH3 = [Co(NH3)6] + H2O =>
[Co(H2O)6] + 6 NH3 = [Co(NH3)6] + 6 H2O
HNO3 + Zn = Zn(NO3)2 + NO2(gas) + H2O =>
4 HNO3 + Zn = Zn(NO3)2 + 2 NO2(gas) + 2 H2O
K2S2O8 + NaOH + Ni(NO3)2 = NiO2 + H2O + Na2SO4 + KNO3 =>
K2S2O8 + 4 NaOH + Ni(NO3)2 = NiO2 + 2 H2O + 2 Na2SO4 + 2 KNO3
KAl(OH)4 + HCl = Al(OH)3 + KCl + H2O =>
KAl(OH)4 + HCl = Al(OH)3 + KCl + H2O
Rb + FeCl2 = RbCl + Fe =>
2 Rb + FeCl2 = 2 RbCl + Fe
K + H2CO3 = H2 + K2CO3 =>
2 K + H2CO3 = H2 + K2CO3
Na2Co3 + P = CoP + Na3P =>
3 Na2Co3 + 11 P = 9 CoP + 2 Na3P
S2O8 + C12H9ClO + H2O = CO2 + HSO4 + HCl =>
27 S2O8 + C12H9ClO + 23 H2O = 12 CO2 + 54 HSO4 + HCl
MnO4{-} + SO3{2-} + H3O{+} = Mn{2} + H2O + SO4{2-} =>
2 MnO4{-} + 5 SO3{2-} + 6 H3O{+} = 2 Mn{2} + 9 H2O + 5 SO4{2-}
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