| Équations équilibrées la veille |
2 Ba3N2 + P4 = 2 N2 + 2 Ba3P2
NH4I(s) + Cl(g) = NH4Cl(s) + I2(s) =>
2 NH4I(s) + 2 Cl(g) = 2 NH4Cl(s) + I2(s)
ZnSO4 + C2H5NS = ZnS + C2H5NSO4 =>
ZnSO4 + C2H5NS = ZnS + C2H5NSO4
Fe + H + O2 = Fe(OH)3 =>
2 Fe + 6 H + 3 O2 = 2 Fe(OH)3
Ca10F2(PO4)6(s) + H2SO4(l) = HF(g) + Ca(H2PO4)2(s) + CaSO4 =>
Ca10F2(PO4)6(s) + 7 H2SO4(l) = 2 HF(g) + 3 Ca(H2PO4)2(s) + 7 CaSO4
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
Ca + NaNO3 + H2SO4 = NaHSO4 + Ca(NO3)2 + H2O + NO2 =>
Ca + 4 NaNO3 + 4 H2SO4 = 4 NaHSO4 + Ca(NO3)2 + 2 H2O + 2 NO2
ZnCl2 + H2O = Zn(OH)2 + Cl2 + H2 =>
ZnCl2 + 2 H2O = Zn(OH)2 + Cl2 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
(NH4)2CO3 + Al(NO3)3 = NH4NO3 + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(NO3)3 = 6 NH4NO3 + Al2(CO3)3
CH3CH2CH2COOH + C8H18O = C12H24O2 + H2O =>
CH3CH2CH2COOH + C8H18O = C12H24O2 + H2O
HNO3 + NaNO3 = NO2 + NH3 + NaO2 =>
3 HNO3 + 5 NaNO3 = 7 NO2 + NH3 + 5 NaO2
HCl + HNO3 + Rh = H3(RhCl6) + H2O + NOCl =>
15 HCl + 3 HNO3 + 2 Rh = 2 H3(RhCl6) + 6 H2O + 3 NOCl
Zn(s) + Fe(NO3)3(aq) = Zn(NO3)3(aq) + Fe(s) =>
Zn(s) + Fe(NO3)3(aq) = Zn(NO3)3(aq) + Fe(s)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
HCOOK + H2SO4 = HCOOH + KHSO4 =>
HCOOK + H2SO4 = HCOOH + KHSO4
BeO + SO2 = BeSO2 + O =>
BeO + SO2 = BeSO2 + O
Ca4C2O = Ca + O + C =>
Ca4C2O = 4 Ca + O + 2 C
AlOOH = Al2O3H2O =>
2 AlOOH = Al2O3H2O
Fe{2+} + Cr2O7{2-} + H{+{ = Fe{3+}+Cr{3+}+H2O =>
6 Fe{2+} + Cr2O7{2-} + 14 H{+{ = 6 Fe{3+}+2Cr{3+}+7H2O
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + Mn(NO3)2*4H2O + C6H8O7 = Bi100Fe65Mn35O300 + CO2 + N2 + H2O =>
200 Bi(NO3)3*5H2O + 130 Fe(NO3)3*9H2O + 70 Mn(NO3)2*4H2O + 310 C6H8O7 = 2 Bi100Fe65Mn35O300 + 1860 CO2 + 565 N2 + 3690 H2O
Mg + H2O = H + MgO2 =>
Mg + 2 H2O = 4 H + MgO2
NH4Fe(SO4)2 + Na2S2O3 = Na[Fe(S2O3)2] + (NH4)2SO4 + Na2SO4 =>
2 NH4Fe(SO4)2 + 4 Na2S2O3 = 2 Na[Fe(S2O3)2] + (NH4)2SO4 + 3 Na2SO4
SO3 + BeO = BeSO3 + O2 =>
2 SO3 + 2 BeO = 2 BeSO3 + O2
S + FeCl2 + HCl = FeCl3 + H2S =>
S + 2 FeCl2 + 2 HCl = 2 FeCl3 + H2S
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Na2Co3 + Ba(OH)2 = Na2(OH)2 + BaCo3 =>
Na2Co3 + Ba(OH)2 = Na2(OH)2 + BaCo3
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
FeCl2 + Na2CO3 = FeCO3 + NaCl =>
FeCl2 + Na2CO3 = FeCO3 + 2 NaCl
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
CuO + HCOOH = CuO(HCOO)2 + H2 =>
CuO + 2 HCOOH = CuO(HCOO)2 + H2
Al2(SO4)3(aq) + KOH(aq) = Al(OH)3(aq) + K2SO4(aq) =>
Al2(SO4)3(aq) + 6 KOH(aq) = 2 Al(OH)3(aq) + 3 K2SO4(aq)
Co + SO3 = CoSO3 =>
Co + SO3 = CoSO3
AgCrO4 + NH3 = Ag(NH3)2 + CrO4 =>
AgCrO4 + 2 NH3 = Ag(NH3)2 + CrO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(CH3CO)2O + C2H5OH = CH3CO2C2H5 + H2O =>
(CH3CO)2O + 2 C2H5OH = 2 CH3CO2C2H5 + H2O
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
CaCl2 + NH4OH = Ca(OH)2 + NH4Cl =>
CaCl2 + 2 NH4OH = Ca(OH)2 + 2 NH4Cl
Ca(NO3)2 + KI = CaI2 + KNO3 =>
Ca(NO3)2 + 2 KI = CaI2 + 2 KNO3
H + NF3 = HF + N =>
3 H + NF3 = 3 HF + N
Na + Mg3N2 = Na3N + Mg =>
6 Na + Mg3N2 = 2 Na3N + 3 Mg
NH4 + NO3 = H2O + N2 =>
6 NH4 + 4 NO3 = 12 H2O + 5 N2
ZnCl2 + K2CO3 = ZnCO3 + KCl =>
ZnCl2 + K2CO3 = ZnCO3 + 2 KCl
Fe(CN)6{3-} + Cr2O7{2-} + H{+} = Fe{3+} + CO2 + NO3{-} + Cr{3+} + H2O =>
Fe(CN)6{3-} + 10 Cr2O7{2-} + 80 H{+} = Fe{3+} + 6 CO2 + 6 NO3{-} + 20 Cr{3+} + 40 H2O
H6Mo7O24 + NaOH = Na6Mo7O24 + H2O =>
H6Mo7O24 + 6 NaOH = Na6Mo7O24 + 6 H2O
Na + HCl = HNa + Cl2 =>
2 Na + 2 HCl = 2 HNa + Cl2
HNO3 + H3AsO3 = NO + H3AsO4 + H2O =>
2 HNO3 + 3 H3AsO3 = 2 NO + 3 H3AsO4 + H2O
NaNO3 + Na2S + H2SO4 = Na2SO4 + H2O + NO =>
8 NaNO3 + 3 Na2S + 4 H2SO4 = 7 Na2SO4 + 4 H2O + 8 NO
C9H6O4 + O2 = CO2 + H2O =>
2 C9H6O4 + 17 O2 = 18 CO2 + 6 H2O
Ma + H2SO4 = MaSO4 + S + H2O =>
3 Ma + 4 H2SO4 = 3 MaSO4 + S + 4 H2O
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