| Équations équilibrées la veille |
Cu + CuO2 + 2 H2SO4 = 2 CuSO4 + 2 H2O
BrCl5 + H2O = HCl + HBrO3 =>
BrCl5 + 3 H2O = 5 HCl + HBrO3
Cr2O7 + H = Cr + H2O =>
Cr2O7 + 14 H = 2 Cr + 7 H2O
TiCl4 + (H2O) = TiO2 + HCl =>
TiCl4 + 2(H2O) = TiO2 + 4 HCl
PH3 + Te2(SO4)3 + H2O = H3PO4 + Te2SO4 + H2SO4 =>
PH3 + 2 Te2(SO4)3 + 4 H2O = H3PO4 + 2 Te2SO4 + 4 H2SO4
(C14H28COO)3C3H5 + NaOH = C14H28COONa + C3H5(OH)3 =>
(C14H28COO)3C3H5 + 3 NaOH = 3 C14H28COONa + C3H5(OH)3
SnO + H2SO4 = Sn(HSO4)3 + SO2 + H2O =>
2 SnO + 7 H2SO4 = 2 Sn(HSO4)3 + SO2 + 4 H2O
K2Cr2O7 + FeSO4 + H2SO4 = K{+} + SO4{2-} + H2O + Fe{3+} + Cr{3+} =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = 2 K{+} + 13 SO4{2-} + 7 H2O + 6 Fe{3+} + 2 Cr{3+}
RbCl + Bi(OH)3 = RbOH + BiCl3 =>
3 RbCl + Bi(OH)3 = 3 RbOH + BiCl3
HCl = H2Cl2 =>
2 HCl = H2Cl2
AlCl3 + KOH = K3Al + ClOH =>
AlCl3 + 3 KOH = K3Al + 3 ClOH
C2 + Ca2 = CCa3 =>
C2 + 3 Ca2 = 2 CCa3
FeCl + H2O2 + HCl = FeCl3 + H2O =>
FeCl + H2O2 + 2 HCl = FeCl3 + 2 H2O
F + CaBr2 = Br2 + CaF2 =>
2 F + CaBr2 = Br2 + CaF2
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
CaCl2 + ZnO + H2O = Ca(OH)2 + ZnCl2 =>
CaCl2 + ZnO + H2O = Ca(OH)2 + ZnCl2
KHCO3(s) + HBr(aq) = KBr(s) + CO2(g) + H2O(l) =>
KHCO3(s) + HBr(aq) = KBr(s) + CO2(g) + H2O(l)
(NH4)2SO3 + H2SO4 = (NH4)2SO4 + SO2 + H2O =>
(NH4)2SO3 + H2SO4 = (NH4)2SO4 + SO2 + H2O
HNO3 + C2H2O4 = C22H25NO6 + H2O + CO2 =>
HNO3 + 53 C2H2O4 = C22H25NO6 + 41 H2O + 84 CO2
CaSO4 + Fe = FeSO4 + Ca =>
CaSO4 + Fe = FeSO4 + Ca
NH4Cl + Pb(C2H3O2)2 = NH4C2H3O2 + PbCl2 =>
2 NH4Cl + Pb(C2H3O2)2 = 2 NH4C2H3O2 + PbCl2
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
NH4 + NO3 = N2 + H2O =>
6 NH4 + 4 NO3 = 5 N2 + 12 H2O
BaO + Al = BaAl4 + Al2O3 =>
3 BaO + 14 Al = 3 BaAl4 + Al2O3
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
C3H6 + O = CO2 + H2O =>
C3H6 + 9 O = 3 CO2 + 3 H2O
Rb + Al = Rb3Al =>
3 Rb + Al = Rb3Al
Cs + H2SO4 = Cs2(SO4)3 + H2 =>
2 Cs + 3 H2SO4 = Cs2(SO4)3 + 3 H2
NH4(NO3) = N2 + O2 + H2O =>
2 NH4(NO3) = 2 N2 + O2 + 4 H2O
Zn + HgCl2 = Hg + ZnCl2 =>
Zn + HgCl2 = Hg + ZnCl2
K2CrO7 + KBr + HCl = Br2 + CrCl3 + H2O + KCl =>
2 K2CrO7 + 18 KBr + 28 HCl = 9 Br2 + 2 CrCl3 + 14 H2O + 22 KCl
Na + HCI = H2 + NaCI =>
2 Na + 2 HCI = H2 + 2 NaCI
CeCl3 + Ca(OH)2 + NaOCl = CeO2 + CaCl2 + H2O + NaCl =>
2 CeCl3 + 3 Ca(OH)2 + NaOCl = 2 CeO2 + 3 CaCl2 + 3 H2O + NaCl
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
K + Na3[Co(NO2)6] = K3[Co(NO2)6] + Na =>
3 K + Na3[Co(NO2)6] = K3[Co(NO2)6] + 3 Na
CaCl2 + K(OH) = Ca(OH) + KCl2 =>
CaCl2 + K(OH) = Ca(OH) + KCl2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Ag + H2S = Ag2S + H2 =>
2 Ag + H2S = Ag2S + H2
HC3H5O3 + NaOH = NaC3H5O3 + H2O =>
HC3H5O3 + NaOH = NaC3H5O3 + H2O
HNO3 + As2O3 + H2O = H3AsO4 + N2 =>
4 HNO3 + 5 As2O3 + 13 H2O = 10 H3AsO4 + 2 N2
NaOH(aq) + SrCl2(aq) = Sr(OH)2(s) + NaCl(aq) =>
2 NaOH(aq) + SrCl2(aq) = Sr(OH)2(s) + 2 NaCl(aq)
Na2SO3 + H2SO4 + KMnO4 = MnSO4 + H2O + Na2SO4 + K2SO3 =>
6 Na2SO3 + 3 H2SO4 + 2 KMnO4 = 2 MnSO4 + 3 H2O + 6 Na2SO4 + K2SO3
Na2Cr2O4 + CuCl2 = CuCr2O4 + Na2Cl2 =>
Na2Cr2O4 + CuCl2 = CuCr2O4 + Na2Cl2
Sr(NO3)2 + NH3 = SrOH2 + N2 + H2O =>
Sr(NO3)2 + 4 NH3 = SrOH2 + 3 N2 + 5 H2O
MgCo3 = MgCo + Co2 =>
MgCo3 = MgCo + Co2
KCl + AlCl3 = K[AlCl4] =>
KCl + AlCl3 = K[AlCl4]
MnSO4 + Cu(OH)2 = Mn(OH)2 + CuSO4 =>
MnSO4 + Cu(OH)2 = Mn(OH)2 + CuSO4
KClO4 + P9 = KClO4P9 =>
KClO4 + P9 = KClO4P9
Li2O = Li + O =>
Li2O = 2 Li + O
C6H6CH3 + KMnO4 + H2SO4 = C6H6COOH + MnSO4 + K2SO4 + H2O =>
5 C6H6CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H6COOH + 6 MnSO4 + 3 K2SO4 + 14 H2O
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