| Équations équilibrées la veille |
NISO4 + H2O = NISO4(H2O)
BeCO3 + NaOH = Be(OH)2 + Na2CO3 =>
BeCO3 + 2 NaOH = Be(OH)2 + Na2CO3
MnO2 + H2 = MnO + H2O =>
MnO2 + H2 = MnO + H2O
C2H5Br + NaI = C2H5I + NaBr =>
C2H5Br + NaI = C2H5I + NaBr
C3H7Br + KCN = C4H7N + KBr =>
C3H7Br + KCN = C4H7N + KBr
SiO2{-} + C = Si{-}C{+2} + CO =>
SiO2{-} + 2 C = Si{-}C{+2} + 2 CO
CuF2 + KOH = Cu(OH)2 + KF =>
CuF2 + 2 KOH = Cu(OH)2 + 2 KF
AgNO3(aq) + (NH4)2CO3(aq) = Ag2CO3(s) + NH4NO3(aq) =>
2 AgNO3(aq) + (NH4)2CO3(aq) = Ag2CO3(s) + 2 NH4NO3(aq)
NaNO2 + HCl = NaNO3 + NaCl + NO + H2O =>
3 NaNO2 + 2 HCl = NaNO3 + 2 NaCl + 2 NO + H2O
HTc = H2 + Tc =>
2 HTc = H2 + 2 Tc
C6H5NH3 + H2O = C6H5NH4 + OH =>
C6H5NH3 + H2O = C6H5NH4 + OH
K2O + HNO3 = H2O + KNO3 =>
K2O + 2 HNO3 = H2O + 2 KNO3
CHF3 + Cl2 = CFC + F2 + HCl =>
4 CHF3 + 2 Cl2 = 2 CFC + 5 F2 + 4 HCl
Ca + HCl = CaCl2 + H2(g) =>
Ca + 2 HCl = CaCl2 + H2(g)
KI2 + Pb(NO3)2 = K(NO3)2 + PbI2 =>
KI2 + Pb(NO3)2 = K(NO3)2 + PbI2
K2Cr2O7 + Ca(OH)2 = K(OH) + CaCr2O7 =>
K2Cr2O7 + Ca(OH)2 = 2 K(OH) + CaCr2O7
Na2SO3 + HCl + KI = I2 + Na2S + KCl + H2O =>
Na2SO3 + 6 HCl + 6 KI = 3 I2 + Na2S + 6 KCl + 3 H2O
CoO + Br2 = CoBr2 + O2 =>
2 CoO + 2 Br2 = 2 CoBr2 + O2
KMnO4(aq) + HCl(aq) = KCl(aq) + MnCl2(aq) + Cl2 + H2O(l) =>
2 KMnO4(aq) + 16 HCl(aq) = 2 KCl(aq) + 2 MnCl2(aq) + 5 Cl2 + 8 H2O(l)
HC2H3O + K2CO3 = H2O + CO2 + KC2H3O2 =>
8 HC2H3O + 5 K2CO3 = H2O + CO2 + 10 KC2H3O2
MgO + P = Mg + PO =>
MgO + P = Mg + PO
SO2 + Fe(OH)2 = FeSO3 + H2O =>
SO2 + Fe(OH)2 = FeSO3 + H2O
Fe0 + O2 = Fe2O3 =>
4 Fe0 + 3 O2 = 2 Fe2O3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CH4(g) + Cl2(g) = HCl(g) + CCl4(g) =>
CH4(g) + 4 Cl2(g) = 4 HCl(g) + CCl4(g)
H3PO4 + CuO = Cu3(PO4)2 + H2O =>
2 H3PO4 + 3 CuO = Cu3(PO4)2 + 3 H2O
NH4I(aq) + KOH(aq) = NH4OH + KI =>
NH4I(aq) + KOH(aq) = NH4OH + KI
Fe2 + O2 + H2O = Fe(OH)3 =>
2 Fe2 + 3 O2 + 6 H2O = 4 Fe(OH)3
Be + KOH + H2O = K2Be(OH)4 + H2 =>
Be + 2 KOH + 2 H2O = K2Be(OH)4 + H2
HClO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + FeCl3 + H2O =>
6 HClO3 + 36 FeSO4 + 15 H2SO4 = 17 Fe2(SO4)3 + 2 FeCl3 + 18 H2O
C3H5N3O9(l) = CO2(g) + H2O(g) + N2(g) + O2 =>
4 C3H5N3O9(l) = 12 CO2(g) + 10 H2O(g) + 6 N2(g) + O2
Zn + Cu(NO3)2 = Cu3 + Zn(NO3)2 =>
3 Zn + 3 Cu(NO3)2 = Cu3 + 3 Zn(NO3)2
Zn + Au(NO2)2 = ZnNO2 + Au =>
2 Zn + Au(NO2)2 = 2 ZnNO2 + Au
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ca2(PO4)3 + C + SiO2 = CO2 + CaSiO3 + P4 =>
4 Ca2(PO4)3 + 20 C + 8 SiO2 = 20 CO2 + 8 CaSiO3 + 3 P4
KNO3 + CH2O + CHCl = KCl + N2 + H2O + CO2 =>
4 KNO3 + CH2O + 4 CHCl = 4 KCl + 2 N2 + 3 H2O + 5 CO2
CoCl2(aq) + Na2CrO4(aq) = CoCrO4(s) + NaCl(aq) =>
CoCl2(aq) + Na2CrO4(aq) = CoCrO4(s) + 2 NaCl(aq)
KMnO4 + HCl = Cl2 + KCl + MnCl2 + H2O =>
2 KMnO4 + 16 HCl = 5 Cl2 + 2 KCl + 2 MnCl2 + 8 H2O
P + Br2 = P(Br2)3 =>
P + 3 Br2 = P(Br2)3
Fe + Si + H2O = SiH4 + Fe(OH)3 =>
4 Fe + 3 Si + 12 H2O = 3 SiH4 + 4 Fe(OH)3
ZnSo4(aq) + Fe(s) = Fe(So4)(aq) + Zn(s) =>
ZnSo4(aq) + Fe(s) = Fe(So4)(aq) + Zn(s)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CrSO4 + H2O2 = CrO4 + SO4 + H2O =>
CrSO4 + 4 H2O2 = CrO4 + SO4 + 4 H2O
O2 + PbS2 = SO2 + PbO =>
5 O2 + 2 PbS2 = 4 SO2 + 2 PbO
H2O + CO2 = C12H278O11 + O2 =>
139 H2O + 12 CO2 = C12H278O11 + 76 O2
C4H6O4 + C2H5OH = C8H14O4 + H2O =>
C4H6O4 + 2 C2H5OH = C8H14O4 + 2 H2O
CH3CHO = CH3CHCHCH3 + O2 =>
2 CH3CHO = CH3CHCHCH3 + O2
Cu2Co3 + PbCl4 = CuCl + Pb(Co3)2 =>
2 Cu2Co3 + PbCl4 = 4 CuCl + Pb(Co3)2
NaI + NaNO2 + H2SO4 = NO + I2 + Na2SO4 + H2O =>
2 NaI + 2 NaNO2 + 2 H2SO4 = 2 NO + I2 + 2 Na2SO4 + 2 H2O
Zn + (CO)3 = Zn(CO)3 =>
Zn + (CO)3 = Zn(CO)3
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Équations équilibrées sur12/11/24
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