| Équations équilibrées la veille |
2 Na + H2 + 2(CO3) = 2 NaHCO3
Zn + HNO3 = ZnN + HO3 =>
Zn + HNO3 = ZnN + HO3
Au3Sn + H2 = Au + H2Sn =>
Au3Sn + H2 = 3 Au + H2Sn
CH3COOH + Ca = (CH3COO)2Ca + CO2 + CH7 =>
8 CH3COOH + 3 Ca = 3(CH3COO)2Ca + 2 CO2 + 2 CH7
M + HNO3 = M(NO3)2 + H2O + NO =>
3 M + 8 HNO3 = 3 M(NO3)2 + 4 H2O + 2 NO
CaO + (H3COOH) = H2O + Ca(CH3COO)2 =>
CaO + 4(H3COOH) = 5 H2O + Ca(CH3COO)2
CsCO3 + H2O = Cs(OH)2 + CO2 =>
CsCO3 + H2O = Cs(OH)2 + CO2
Fe(OH)3 + Na3PO4 = FePO4 + Na(OH) =>
Fe(OH)3 + Na3PO4 = FePO4 + 3 Na(OH)
Cl{2+} + KBr = KCl + Br{2+} =>
Cl{2+} + KBr = KCl + Br{2+}
KMnO4 + MnSO4 + H = MnO + K2SO4 + H2O =>
2 KMnO4 + MnSO4 + 10 H = 3 MnO + K2SO4 + 5 H2O
Cu + HNO3 = CuN + NO2O6 + H2O =>
11 Cu + 16 HNO3 = 11 CuN + 5 NO2O6 + 8 H2O
CH34 + H2O = CO + H2 =>
CH34 + H2O = CO + 18 H2
Fe2(SO4)3 + ZnSO4*3Zn(OH)2*4H2O = Fe(OH)3 + ZnSO4 + H2O =>
Fe2(SO4)3 + ZnSO4*3Zn(OH)2*4H2O = 2 Fe(OH)3 + 4 ZnSO4 + 4 H2O
KClO3 + MgO2 = Mg(ClO3)2 + KO =>
2 KClO3 + MgO2 = Mg(ClO3)2 + 2 KO
Mg(NO3)2 + NH3 = Mg(NO3)2NH3 =>
Mg(NO3)2 + NH3 = Mg(NO3)2NH3
SbCl3 + H2O = HCl + SbOCl =>
SbCl3 + H2O = 2 HCl + SbOCl
Se(s) + O2(g) = SeO2 =>
Se(s) + O2(g) = SeO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
MgO + KOH + H2O = K2[Mg(OH)4] =>
MgO + 2 KOH + H2O = K2[Mg(OH)4]
Na(s) + H2O = H + NaOH(s) =>
Na(s) + H2O = H + NaOH(s)
GaF3 + H2O = GaH2O + F3 =>
GaF3 + H2O = GaH2O + F3
FeCl2 + H2C2O4 = FeC2O4 + HCl =>
FeCl2 + H2C2O4 = FeC2O4 + 2 HCl
H4NO3 + NaOH = NaNO3 + NH3 + H2O =>
8 H4NO3 + 5 NaOH = 5 NaNO3 + 3 NH3 + 14 H2O
SO3 + H3PO4 = H3PO4SO3 =>
SO3 + H3PO4 = H3PO4SO3
CsClO3 + H2O = CsO + H2ClO3 =>
CsClO3 + H2O = CsO + H2ClO3
C7H7NO2 + KMnO4 = C7H5NO4 + KOH + MnO2 =>
C7H7NO2 + 2 KMnO4 = C7H5NO4 + 2 KOH + 2 MnO2
C3H7COONa + H2O = C3H6COONa{-} + H3O{+} =>
C3H7COONa + H2O = C3H6COONa{-} + H3O{+}
K2Cr2O7 + K2S3O6 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 K2S3O6 + 10 H2SO4 = 7 K2SO4 + 4 Cr2(SO4)3 + 10 H2O
Y(CH3CO2)3 + Al(NO3)3 + C2H6O2 = Y3Al5O12 + H2O + CO2 + N2 =>
30.000000000001Y(CH3CO2)3 + 50.000000000001Al(NO3)3 + 3 C2H6O2 = 10 Y3Al5O12 + 144 H2O + 186 CO2 + 75.000000000002N2
C7H14O + H3PO4 = C7H12 + H5PO5 =>
C7H14O + H3PO4 = C7H12 + H5PO5
Al + KOH + H2C2O4*2H2O = K3[Al(C2O4)3]H2O + H2O + H2 =>
2 Al + 6 KOH + 6 H2C2O4*2H2O = 2 K3[Al(C2O4)3]H2O + 16 H2O + 3 H2
CuSO4 + NaHS = CuS + NaHSO4 =>
CuSO4 + NaHS = CuS + NaHSO4
C2H2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2C2O4 + H2O =>
3 C2H2 + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 3 H2C2O4 + 16 H2O
NaI + Na2S2O8 + NaOH = Na3H2IO6 + Na2SO4 + H2O =>
NaI + 4 Na2S2O8 + 10 NaOH = Na3H2IO6 + 8 Na2SO4 + 4 H2O
Pb(C2H3O2) + HS = PbS + HC2H3O2 =>
Pb(C2H3O2) + HS = PbS + HC2H3O2
NaSO3 + MgNO3 = SO3Mg + NaNO3 =>
NaSO3 + MgNO3 = SO3Mg + NaNO3
SO2 + Mg(OH)2 = MgS + H2O + O2 =>
2 SO2 + 2 Mg(OH)2 = 2 MgS + 2 H2O + 3 O2
CrBr3 + Cl = ClBr3 + Cr(vi) =>
CrBr3 + Cl = ClBr3 + Cr(vi)
Ag{+} + Co = Co{3+} + Ag =>
3 Ag{+} + Co = Co{3+} + 3 Ag
H1{+} + Cr2O7{2-} + C2H6O = Cr{3+} + CO2 + H2O =>
16 H1{+} + 2 Cr2O7{2-} + C2H6O = 4 Cr{3+} + 2 CO2 + 11 H2O
C2H4O2 + C8H18O = H2O + C10H20O2 =>
C2H4O2 + C8H18O = H2O + C10H20O2
Fe + H{3}O = Fe{3}O{4} + H{2} =>
Fe + 3 H{3}O = Fe{3}O{4} + 3 H{2}
AlCl3 + Na2CO3 = Al(CO3) + Cl3(Na2) =>
AlCl3 + Na2CO3 = Al(CO3) + Cl3(Na2)
Rb + HOH = Rb2O + H2 =>
2 Rb + HOH = Rb2O + H2
V2O5 + HNO3 = VO(NO3)3 + H2O =>
V2O5 + 6 HNO3 = 2 VO(NO3)3 + 3 H2O
CH4 + ClBr = HClBr + CH2ClBr =>
CH4 + 3 ClBr = 2 HClBr + CH2ClBr
CrCl2 + H2O + HClO4 + K4Fe(CN)6 = K2Cr2O7 + NH3 + CO2 + FeCl3 + HCl =>
32 CrCl2 + 92 H2O + 29 HClO4 + 8 K4Fe(CN)6 = 16 K2Cr2O7 + 48 NH3 + 48 CO2 + 8 FeCl3 + 69 HCl
NaCl + AlPO4 = AlCl3 + Na3PO4 =>
3 NaCl + AlPO4 = AlCl3 + Na3PO4
Co + H2SO4 = S + H2O + CoSO4 =>
3 Co + 4 H2SO4 = S + 4 H2O + 3 CoSO4
Na2S + CuBr = NaBr + Cu2S =>
Na2S + 2 CuBr = 2 NaBr + Cu2S
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