| Équations équilibrées la veille |
2(NH3)(g) + 5 O(g) = 2 NO(g) + 3 H2O
Ra(ClO3)2 + K2SO3 = KClO3 + RaSO3 =>
Ra(ClO3)2 + K2SO3 = 2 KClO3 + RaSO3
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
C6H5CH3 + CH4 = CH3CH3 =>
C6H5CH3 + 13 CH4 = 10 CH3CH3
Cr2O2 + Na2CO3 + KNO3 = Na2CrO4 + CO4 + KNO2 =>
Cr2O2 + 2 Na2CO3 + 8 KNO3 = 2 Na2CrO4 + 2 CO4 + 8 KNO2
LiBr + K2SO4 = LiSO4 + K2Br =>
LiBr + K2SO4 = LiSO4 + K2Br
HI + (NH4)2CO3 = H2CO3 + NH4I =>
2 HI + (NH4)2CO3 = H2CO3 + 2 NH4I
Fe2O3 + Cr2O3 = FeCr2O4 + O2 =>
2 Fe2O3 + 4 Cr2O3 = 4 FeCr2O4 + O2
NH4NO3 + K2HgI4 + H2O = (OHg2NH2)I + KI + HI + KNO3 =>
NH4NO3 + 2 K2HgI4 + H2O = (OHg2NH2)I + 3 KI + 4 HI + KNO3
Ba(NO3) + Fe(NO3)3*9H2O + NH2CONH2 = BaFe12O19 + N + H2O + CO2 =>
3 Ba(NO3) + 36 Fe(NO3)3*9H2O + 92 NH2CONH2 = 3 BaFe12O19 + 295 N + 508 H2O + 92 CO2
Zn + AlCl3 = ZnCl2 + Al =>
3 Zn + 2 AlCl3 = 3 ZnCl2 + 2 Al
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
H3(C6H5O7) + NaOH = NaC6H5O7 + H3OH =>
H3(C6H5O7) + NaOH = NaC6H5O7 + H3OH
Al + C = Al1C3 =>
Al + 3 C = Al1C3
MgH2 + NO3 = NO3H + Mg =>
MgH2 + 2 NO3 = 2 NO3H + Mg
Na2S + Zn(NO3)2 = NaNO3 + ZnS =>
Na2S + Zn(NO3)2 = 2 NaNO3 + ZnS
K2S + CoCl2 = KCl(aq) + CoS(s) =>
K2S + CoCl2 = 2 KCl(aq) + CoS(s)
KN3H2O = HN3KOH =>
KN3H2O = HN3KOH
Ag + HNO3 = AgNO3 + H2 =>
2 Ag + 2 HNO3 = 2 AgNO3 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaI + Pb3(NO4)2 = Na3NO4 + I2Pb =>
6 NaI + Pb3(NO4)2 = 2 Na3NO4 + 3 I2Pb
Fe(H2O)6{3+} + NH3 = Fe(H2O)3(OH)3 + NH4{+} =>
Fe(H2O)6{3+} + 3 NH3 = Fe(H2O)3(OH)3 + 3 NH4{+}
KCl + Au = K + AuCl =>
KCl + Au = K + AuCl
Pb(NO3)2(s) = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2(s) = 2 PbO(s) + 4 NO2(g) + O2(g)
CdSO4 + Cr = CrSO4 + Cd =>
CdSO4 + Cr = CrSO4 + Cd
CH3OH + O = H2CO3 + HOH =>
CH3OH + 3 O = H2CO3 + HOH
(NH4)2S(aq) + Pb(NO3)2(aq) = NH4NO3 + PbS =>
(NH4)2S(aq) + Pb(NO3)2(aq) = 2 NH4NO3 + PbS
Li + Sn(SO3)2 = Li2(SO3) + Sn =>
4 Li + Sn(SO3)2 = 2 Li2(SO3) + Sn
SO2 + BrO3{-} + H2O = Br{-} + SO4{2-} + H{+} =>
3 SO2 + BrO3{-} + 3 H2O = Br{-} + 3 SO4{2-} + 6 H{+}
Ni + HCl = NiHCl =>
Ni + HCl = NiHCl
HC2H3O2 + NaBr = NaH3O2 + HC2Br =>
HC2H3O2 + NaBr = NaH3O2 + HC2Br
C6H8O6 + Cu(OH)2 = C6H6O6 + Cu2O + H2O =>
C6H8O6 + 2 Cu(OH)2 = C6H6O6 + Cu2O + 3 H2O
NaOH + HClO = NaClO + H2O =>
NaOH + HClO = NaClO + H2O
Hg2(CH3COO)2 + KCl = Hg2Cl2 + CH3COOK =>
Hg2(CH3COO)2 + 2 KCl = Hg2Cl2 + 2 CH3COOK
*2As + *6NaOH = *2Na3AsO3 + *3H2 =>
*2As + *6NaOH = *2Na3AsO3 + *3H2
CH2O + KMnO4 = HCO2 + KOH + MnO2 =>
CH2O + KMnO4 = HCO2 + KOH + MnO2
Cd(s)HNO3(aq) = CdNO3H =>
Cd(s)HNO3(aq) = CdNO3H
MgO + MgCl2 = MgOMgCl2 =>
MgO + MgCl2 = MgOMgCl2
NO2 + H2O = NO3 + NOH =>
5 NO2 + H2O = 3 NO3 + 2 NOH
Ag(NO3) + Na2(CO3) = Ag2(CO3) + Na(NO3) =>
2 Ag(NO3) + Na2(CO3) = Ag2(CO3) + 2 Na(NO3)
LiBr + P = Li3P + Br2 =>
6 LiBr + 2 P = 2 Li3P + 3 Br2
CrO7{-2} + MnO4{-} + CH3OH = Cr2O3 + MnO4{-2} + CHHO + H2O =>
2 CrO7{-2} + 4 MnO4{-} + 11 CH3OH = Cr2O3 + 4 MnO4{-2} + 11 CHHO + 11 H2O
Ag2CO3 + HCl = AgCl + H2O + CO2 =>
Ag2CO3 + 2 HCl = 2 AgCl + H2O + CO2
C3H5KO2 + HCl = KCl + C3H6O2 =>
C3H5KO2 + HCl = KCl + C3H6O2
MgCl2 + Na2CO3 = MgCO3 + NaCl =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
Cu2SO4 + HI = CuI + H2SO4 =>
Cu2SO4 + 2 HI = 2 CuI + H2SO4
HOCH2COONa + HCl = HOCH2COOH + NaCl =>
HOCH2COONa + HCl = HOCH2COOH + NaCl
MnBr2 + PbO2 + HNO3 = HMnO4 + Pb2(BrO3)2 + Pb(NO3)2 + H2O =>
2 MnBr2 + 15 PbO2 + 22 HNO3 = 2 HMnO4 + 2 Pb2(BrO3)2 + 11 Pb(NO3)2 + 10 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
AgNO3(aq) + CaBr2(aq) = AgBr2(s) + CaNO3(aq) =>
AgNO3(aq) + CaBr2(aq) = AgBr2(s) + CaNO3(aq)
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Équations équilibrées sur02/01/25
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