| Équations équilibrées la veille |
MgF2(ac) + H2SO4(ac) = 2 HF(ac) + MgSO4(s)
BiO + HAs(OH)6 = BiAs2O7 + H + H2O =>
BiO + 2 HAs(OH)6 = BiAs2O7 + 2 H + 6 H2O
FeSO4(aq) + NaOH(aq) = FeOH(s) + NaSO4(aq) =>
FeSO4(aq) + NaOH(aq) = FeOH(s) + NaSO4(aq)
ICH2COO + H = ICH2COOH =>
ICH2COO + H = ICH2COOH
Zn + Pb(ClO3)2 = Zn(ClO3)2 + Pb2 =>
2 Zn + 2 Pb(ClO3)2 = 2 Zn(ClO3)2 + Pb2
NH3 + H2O + CO2 = C6H12O6 + HNO3 =>
3 NH3 + 3 H2O + 6 CO2 = C6H12O6 + 3 HNO3
HClO2 + TiCO3 = H2O + CO2 + Ti(ClO2)2 =>
2 HClO2 + TiCO3 = H2O + CO2 + Ti(ClO2)2
A1 + C2 = A1C3 =>
2 A1 + 3 C2 = 2 A1C3
C2 + S2 = C2S2 =>
C2 + S2 = C2S2
Ca + NO3 = N + CaO3 =>
Ca + NO3 = N + CaO3
KF + (O2)[PtF6] = KPtF6 + OF2 + O2 =>
4 KF + 4(O2)[PtF6] = 4 KPtF6 + 2 OF2 + 3 O2
C8H10O2 + C3H6 = C3H6O + C8H8O =>
12 C8H10O2 + 7 C3H6 = 15 C3H6O + 9 C8H8O
Cu2O + H2SO4 + KMnO4 = CuSO4 + MnSO4 + K2O + H2O =>
5 Cu2O + 12 H2SO4 + 2 KMnO4 = 10 CuSO4 + 2 MnSO4 + K2O + 12 H2O
H2Ca + H2O = CaOH + H2 =>
2 H2Ca + 2 H2O = 2 CaOH + 3 H2
K2CrO4 + Ba(NO3)2 = Ba2 + K2CrO4(NO3) =>
4 K2CrO4 + 2 Ba(NO3)2 = Ba2 + 4 K2CrO4(NO3)
Fe3 + Na2CO3 = Fe2(CO3)3 + Na =>
2 Fe3 + 9 Na2CO3 = 3 Fe2(CO3)3 + 18 Na
MnSO4 + O2 = MnO2 + SO4 =>
MnSO4 + O2 = MnO2 + SO4
XeF4 + SF4 = Xe + SF6 =>
XeF4 + 2 SF4 = Xe + 2 SF6
H2SO4 + Cr(OH)2 = CrSO4 + H2O =>
H2SO4 + Cr(OH)2 = CrSO4 + 2 H2O
Mg(s) + H2O = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O = Mg(OH)2(aq) + H2(g)
NaCl + CHCl3 = CCl4 + NaH =>
NaCl + CHCl3 = CCl4 + NaH
NaHSO4 + KOH = H2O + KNaSO4 =>
NaHSO4 + KOH = H2O + KNaSO4
KF + NiBr2 = KBr + NiF2 =>
2 KF + NiBr2 = 2 KBr + NiF2
Zn + HSO4 = Zn2(SO4)3 + H =>
2 Zn + 3 HSO4 = Zn2(SO4)3 + 3 H
CH3CHO + NaCN + (NH4)2CO3 = CH3C3H3O2N2 + NaOH + NH3 =>
14 CH3CHO + 20 NaCN + 12(NH4)2CO3 = 15 CH3C3H3O2N2 + 20 NaOH + 14 NH3
Mg + P4 = MgP2 =>
2 Mg + P4 = 2 MgP2
Si2S4 = Si + S =>
Si2S4 = 2 Si + 4 S
NH3I + Cl2 = NH3Cl + I2 =>
2 NH3I + Cl2 = 2 NH3Cl + I2
Cu(NO3)2 + H2O = Cu2O + HNO3 + O2 =>
4 Cu(NO3)2 + 4 H2O = 2 Cu2O + 8 HNO3 + O2
KNO3 + C6H14O6 + S = K2S + CO2 + N2 + H2O =>
26 KNO3 + 6 C6H14O6 + 13 S = 13 K2S + 36 CO2 + 13 N2 + 42 H2O
SnCl4 + CrCl2 = SnCl2 + CrCl3 =>
SnCl4 + 2 CrCl2 = SnCl2 + 2 CrCl3
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
CH3CO2H + NH3 = CH3CO2{-} + NH4{+} =>
CH3CO2H + NH3 = CH3CO2{-} + NH4{+}
Ba + Cl2 = BaCl2 =>
Ba + Cl2 = BaCl2
H2 + H2O = H3O =>
H2 + 2 H2O = 2 H3O
MnO2 + HNO3 + PbO2 = H2O + HMnO4 + Pb(NO3)2 =>
2 MnO2 + 6 HNO3 + 3 PbO2 = 2 H2O + 2 HMnO4 + 3 Pb(NO3)2
H4P2O7 + Al(NO3)3 = Al4(P2O7)3 + HNO3 =>
3 H4P2O7 + 4 Al(NO3)3 = Al4(P2O7)3 + 12 HNO3
Cu(s) + Ag2NO3(aq) = Cu(NO3)2 + Ag(s) =>
Cu(s) + 2 Ag2NO3(aq) = Cu(NO3)2 + 4 Ag(s)
H2O2 + KMnO4 = K2O + HMnO4 + O2 =>
2 H2O2 + 4 KMnO4 = 2 K2O + 4 HMnO4 + O2
Mg + Ni2 = MgNi =>
2 Mg + Ni2 = 2 MgNi
FeClCa(OH) = FeOHCaCl =>
FeClCa(OH) = FeOHCaCl
SiO2 + C + Cl2 = SiCl4 + CO2 =>
SiO2 + C + 2 Cl2 = SiCl4 + CO2
HSe + Fe(OH) = FeSe + H2O =>
HSe + Fe(OH) = FeSe + H2O
GaCl3 + F2 = GaCl + FCl =>
GaCl3 + F2 = GaCl + 2 FCl
C12H22O11 + H2O = C2H50H + CO2 =>
59 C12H22O11 + 575 H2O = 48 C2H50H + 612 CO2
Li + O{2) = LiO{2} =>
Li + O{2) = LiO{2}
NaHCO3 + Al = AlHCO3 + Na =>
NaHCO3 + Al = AlHCO3 + Na
CH3CH2Cl + KMnO4 + KOH = MnO2 + CH3CHO + H2O + KCl =>
3 CH3CH2Cl + 2 KMnO4 + KOH = 2 MnO2 + 3 CH3CHO + 2 H2O + 3 KCl
CaPO4 + AlSO4 = calciumsulfate + AlPO4 =>
CaPO4 + AlSO4 = CaSO4 + AlPO4
FeCl2 + NaNO3 + HCl = FeCl3 + NaCl + H2O + NO =>
3 FeCl2 + NaNO3 + 4 HCl = 3 FeCl3 + NaCl + 2 H2O + NO
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