| Équations équilibrées la veille |
(NH4)2SO4 + Pb(NO3)2 = 2 NH4NO3 + (PbSO4)
H3Po4 + Mg(OH)2 = (MgOH)3Po4 + H2O =>
H3Po4 + 3 Mg(OH)2 = (MgOH)3Po4 + 3 H2O
ZrO2 + NaOH = Zr(OH)4 + Na2O =>
ZrO2 + 4 NaOH = Zr(OH)4 + 2 Na2O
PCl5 + NaOH = NaH2PO4 + NaCl + H2O =>
PCl5 + 6 NaOH = NaH2PO4 + 5 NaCl + 2 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
CuZn + HNO3 = Cu(NO3)2 + NO2 + H2O + Zn =>
CuZn + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O + Zn
C2H6O + K2CrO7 + H2SO4 = CH3COOH + K2SO4 + H2O + Cr2(SO4)4 =>
4 C2H6O + 2 K2CrO7 + 6 H2SO4 = 4 CH3COOH + 2 K2SO4 + 10 H2O + Cr2(SO4)4
C16H24O5N4 + O2 = CO2 + H2O + NH3 =>
2 C16H24O5N4 + 33 O2 = 32 CO2 + 12 H2O + 8 NH3
Pb(OAc)2 + BaCl2 = PbCl2 + Ba(OAc)2 =>
Pb(OAc)2 + BaCl2 = PbCl2 + Ba(OAc)2
NCl3 + H2 = NH3 + Cl2 =>
2 NCl3 + 3 H2 = 2 NH3 + 3 Cl2
ZnSO4 + H2O = (ZnOH)2SO4 + H2SO4 =>
2 ZnSO4 + 2 H2O = (ZnOH)2SO4 + H2SO4
C2H5OH = CH3CHO + H2 =>
C2H5OH = CH3CHO + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
KCl + NH3 + H2O = KOH + NH4Cl =>
KCl + NH3 + H2O = KOH + NH4Cl
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
MnO2(s) = O2(s)Mn(s) =>
MnO2(s) = O2(s)Mn(s)
C2H6 + H2O = CO + H =>
C2H6 + 2 H2O = 2 CO + 10 H
As2S3 + H2SO4 = H3AsO4 + SO2 + H2O =>
As2S3 + 11 H2SO4 = 2 H3AsO4 + 14 SO2 + 8 H2O
ZnS + H2O = ZnO + H2S =>
ZnS + H2O = ZnO + H2S
C12H20O4 + NaOH = H2O + Na2H18C12O4 =>
C12H20O4 + 2 NaOH = 2 H2O + Na2H18C12O4
Ga + H2SO4 = Ga2(SO4)3 + H2 =>
2 Ga + 3 H2SO4 = Ga2(SO4)3 + 3 H2
C6H6 + O2 = H6O2 + C6 =>
C6H6 + O2 = H6O2 + C6
KMnO4 + NaOH + NaNO2 = H2O + KNaMnO4 + NaNO3 =>
2 KMnO4 + 2 NaOH + NaNO2 = H2O + 2 KNaMnO4 + NaNO3
CaCl2 + Na2CO3 = Na2Cl2 + CaCO3 =>
CaCl2 + Na2CO3 = Na2Cl2 + CaCO3
P2S5 + O2 = P2O5 + SO2 =>
2 P2S5 + 15 O2 = 2 P2O5 + 10 SO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Cl2 + S2O3{-2} + H2O = SO4{2-} + Cl{-} + H{5} =>
24 Cl2 + S2O3{-2} + 5 H2O = 2 SO4{2-} + 48 Cl{-} + 10 H{5}
C3H6O3 + NaOH = H2O + NaCHO =>
C3H6O3 + 3 NaOH = 3 H2O + 3 NaCHO
Mg(HCO3)2 + CaCO3 = MgCO3 + Ca(HCO3)2 =>
Mg(HCO3)2 + CaCO3 = MgCO3 + Ca(HCO3)2
KNO2 + HBr = HNO2 + KBr =>
KNO2 + HBr = HNO2 + KBr
HgCl2 + Na2SO3 = HgSO3 + NaCl =>
HgCl2 + Na2SO3 = HgSO3 + 2 NaCl
Bi(NO3)3 + H2S = S3Bi2 + HNO3 =>
2 Bi(NO3)3 + 3 H2S = S3Bi2 + 6 HNO3
Si + O2 = Si4O2 =>
4 Si + O2 = Si4O2
MnO4{-2} + S2O4{-2} + H2O = SO4{-} + OH{-} + Mn2O =>
8 MnO4{-2} + 5 S2O4{-2} + 8 H2O = 10 SO4{-} + 16 OH{-} + 4 Mn2O
CH3COCH3 + H2O2 = C6H12O4 + H2O =>
2 CH3COCH3 + 2 H2O2 = C6H12O4 + 2 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
NaOH + N2O5 = NaNO3 + H2O =>
2 NaOH + N2O5 = 2 NaNO3 + H2O
Al2Cl6 + H2O = Al(OH)3 + HCl =>
Al2Cl6 + 6 H2O = 2 Al(OH)3 + 6 HCl
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
CaCN2 + H2O = CaCO3 + NH3 =>
CaCN2 + 3 H2O = CaCO3 + 2 NH3
Cr2O7{2-} + H2O = CrO4{2-} + H{+} =>
Cr2O7{2-} + H2O = 2 CrO4{2-} + 2 H{+}
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Pb(NO3)2 + FeCl3 = PbCl2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 FeCl3 = 3 PbCl2 + 2 Fe(NO3)3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
N2O3(s) = NO(g)NO2(g) =>
N2O3(s) = NO(g)NO2(g)
C6H7O2 + O2 = CO2 + H2O =>
4 C6H7O2 + 27 O2 = 24 CO2 + 14 H2O
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