| Équations équilibrées la veille |
10 Al + 2 Al(NO3)3 = 6 Al2O3 + 3 N2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
CsCl + I2 = CsI + Cl2 =>
2 CsCl + I2 = 2 CsI + Cl2
Ca(OH)2 + Fe(NO3)2 = Ca(NO3)2 + Fe(OH)2 =>
Ca(OH)2 + Fe(NO3)2 = Ca(NO3)2 + Fe(OH)2
Na2CrO4 + H2SO4 = Na2Cr2O7 + Na2SO4 + H2O =>
2 Na2CrO4 + H2SO4 = Na2Cr2O7 + Na2SO4 + H2O
Co(OH)2 + NH3 = [Co(NH3)6]{2+} + OH{-} =>
Co(OH)2 + 6 NH3 = [Co(NH3)6]{2+} + 2 OH{-}
C24H38O4 + H2O = CO2 + H =>
C24H38O4 + 44 H2O = 24 CO2 + 126 H
K2S2O3 + Cl2 + H2O = KHSO4 + HCl =>
K2S2O3 + 4 Cl2 + 5 H2O = 2 KHSO4 + 8 HCl
Mg3(PO4)2 = Mg + PO4 =>
Mg3(PO4)2 = 3 Mg + 2 PO4
C6H12(l) + O2(g) = CO2(g) + H2O(l) =>
C6H12(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(l)
C13H28(l) + O2(g) = CO2 + H2O =>
C13H28(l) + 20 O2(g) = 13 CO2 + 14 H2O
C2H5OH(g) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(g) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
Au(s) + H2SeO4(aq) = Au2(SeO4)3(aq) + H2SeO3(aq) + H2O =>
2 Au(s) + 6 H2SeO4(aq) = Au2(SeO4)3(aq) + 3 H2SeO3(aq) + 3 H2O
Si3N4 + H2SO4 + H2O = (NH4)2SO4 + H2SiO3 =>
Si3N4 + 2 H2SO4 + 9 H2O = 2(NH4)2SO4 + 3 H2SiO3
K2SO4 + ZnCl2 = K2Cl2 + ZnSO4 =>
K2SO4 + ZnCl2 = K2Cl2 + ZnSO4
C3H6 + H2O = C3H8O =>
C3H6 + H2O = C3H8O
Cl + NH4OH = ClOH + NH4 =>
Cl + NH4OH = ClOH + NH4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NCl3 + KOH = KClO + NH3 =>
NCl3 + 3 KOH = 3 KClO + NH3
Y(NO3)3*6H2O = Y2O3 + NO2 + O2 + H2O =>
4 Y(NO3)3*6H2O = 2 Y2O3 + 12 NO2 + 3 O2 + 24 H2O
CH3OH + CO2 = OC(OCH3)2 + H2O =>
2 CH3OH + CO2 = OC(OCH3)2 + H2O
Ba(OH)2 + NO2 = Ba(NO3)2 + NO + H2O =>
Ba(OH)2 + 3 NO2 = Ba(NO3)2 + NO + H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
OH{-} + Ag2O + CH2O = Ag + CHO2{-} + H2O =>
OH{-} + Ag2O + CH2O = 2 Ag + CHO2{-} + H2O
Br + AlI = BrI + Al =>
Br + AlI = BrI + Al
KI + NaClO3 + H2SO4 = I2 + K2SO4 + NaCl + H2O =>
6 KI + NaClO3 + 3 H2SO4 = 3 I2 + 3 K2SO4 + NaCl + 3 H2O
Ca + Ag(NO3)2 = Ca(NO3)2 + Ag =>
Ca + Ag(NO3)2 = Ca(NO3)2 + Ag
Fe + NaClO3 = Fe(ClO3)2 + Na =>
Fe + 2 NaClO3 = Fe(ClO3)2 + 2 Na
C2O4 + H2O = C(OH)4 =>
C2O4 + 4 H2O = 2 C(OH)4
Na{+} + CI{-} = NaCI =>
Na{+} + CI{-} = NaCI
CH2O2 + H2O = HCOO + H3O =>
CH2O2 + H2O = HCOO + H3O
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
FeCl2(s) + O2(g) = FeCl3(s) + Fe2O3(s) =>
12 FeCl2(s) + 3 O2(g) = 8 FeCl3(s) + 2 Fe2O3(s)
Na2[Be(OH)4] + HNO3 = NaNO3 + Be(NO3)2 + H2O =>
Na2[Be(OH)4] + 4 HNO3 = 2 NaNO3 + Be(NO3)2 + 4 H2O
CrCl2 + K(OH) + KClO3 = Cr2O3 + KCl + H2O =>
6 CrCl2 + 12 K(OH) + KClO3 = 3 Cr2O3 + 13 KCl + 6 H2O
CaSiO3 + HCl = CaCl2 + SiO2 + H2O =>
CaSiO3 + 2 HCl = CaCl2 + SiO2 + H2O
Nb + HNO3 + HF = H2[NbF7] + NO2 + H2O =>
Nb + 5 HNO3 + 7 HF = H2[NbF7] + 5 NO2 + 5 H2O
*NH4Cl + *Ca(OH)2 = NH3 + CaCl2 + H2O =>
2*NH4Cl + *Ca(OH)2 = 2 NH3 + CaCl2 + 2 H2O
C16H24O5N4 + O2 = CO2 + H2O + NO3 =>
2 C16H24O5N4 + 51 O2 = 32 CO2 + 24 H2O + 8 NO3
SN(s) + O2(g) = SNO(s) =>
2 SN(s) + O2(g) = 2 SNO(s)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Mg + FeCl3 + H2O = MgCl2 + Fe(OH)2 + H2 =>
3 Mg + 2 FeCl3 + 4 H2O = 3 MgCl2 + 2 Fe(OH)2 + 2 H2
NaClO3 + Al = NaCl + Al2O3 =>
NaClO3 + 2 Al = NaCl + Al2O3
Pt(s) + MnBr2(aq) = PtBr2 + Mn =>
Pt(s) + MnBr2(aq) = PtBr2 + Mn
Sn + F = SnF2 =>
Sn + 2 F = SnF2
KMnO4 + NaOH + NaHSO3 = K2SO4 + Na2MnO4 + H2O =>
2 KMnO4 + 3 NaOH + NaHSO3 = K2SO4 + 2 Na2MnO4 + 2 H2O
MnSO4 + Cl2 + KOH = KMnO4 + MnCl2 + K2SO4 + H2O =>
7 MnSO4 + 5 Cl2 + 16 KOH = 2 KMnO4 + 5 MnCl2 + 7 K2SO4 + 8 H2O
HgI2 + KI = K2(HgI4) =>
HgI2 + 2 KI = K2(HgI4)
P4O6 = P + O2 =>
P4O6 = 4 P + 3 O2
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
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