Équations équilibrées la veille |
HgO + Mg = Hg + MgO
Al2O3 + Na2CO3 = NaAlO2 + CO2 =>
Al2O3 + Na2CO3 = 2 NaAlO2 + CO2
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + H2O + KHSO4 =>
6 FeSO4 + K2Cr2O7 + 8 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + 7 H2O + 2 KHSO4
KMnO4 + C2H6O2 = MnO2 + KOH + CO2 + H2O =>
10 KMnO4 + 3 C2H6O2 = 10 MnO2 + 10 KOH + 6 CO2 + 4 H2O
HClNaOH = H2ONaCl =>
HClNaOH = H2ONaCl
Na3P + KH = K3P + NaH =>
Na3P + 3 KH = K3P + 3 NaH
NH3 + HNO3 = N2 + H2O =>
5 NH3 + 3 HNO3 = 4 N2 + 9 H2O
(PbCO3)2 = PbOCO2 =>
(PbCO3)2 = 2 PbOCO2
Li3N = Li + N2 =>
2 Li3N = 6 Li + N2
KNO3 + K = K2O + N2 =>
2 KNO3 + 10 K = 6 K2O + N2
CoS2 + O2 = Co2O3 + SO2 =>
4 CoS2 + 11 O2 = 2 Co2O3 + 8 SO2
C7H8 + Cl2 = C7H8Cl2 =>
C7H8 + Cl2 = C7H8Cl2
Na2S2O3 + NaOH = Na2S + Na2SO3 + H2O =>
3 Na2S2O3 + 6 NaOH = 2 Na2S + 4 Na2SO3 + 3 H2O
C2H4N2O6 + O2 = CO2 + NO2 + H2O =>
C2H4N2O6 + 2 O2 = 2 CO2 + 2 NO2 + 2 H2O
K3PO4 + HCl = K3Cl + HPO4 =>
K3PO4 + HCl = K3Cl + HPO4
(KMn)3O10 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2(KMn)3O10 + 40 HCl = 6 KCl + 6 MnCl2 + 11 Cl2 + 20 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
BaCl2 + NaOH + Na2HPO4 = Ba3(PO4)2 + NaCl + H2O =>
3 BaCl2 + 2 NaOH + 2 Na2HPO4 = Ba3(PO4)2 + 6 NaCl + 2 H2O
Mg + Ni2O3 = MgO + Ni =>
3 Mg + Ni2O3 = 3 MgO + 2 Ni
AlCl3 + KOH = AlOH + KCl3 =>
AlCl3 + KOH = AlOH + KCl3
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Pb(CH3COO)2 + Na2S = PbS + NaCH3COO =>
Pb(CH3COO)2 + Na2S = PbS + 2 NaCH3COO
CaCO3(heat) = CaOCO2 =>
CaCO3(heat) = CaOCO2
Pb(CH3COO)2 + Na2S = PbS + NaCH3COO =>
Pb(CH3COO)2 + Na2S = PbS + 2 NaCH3COO
KBrHNO3 = KNO3HBr =>
KBrHNO3 = KNO3HBr
O2(g) + NH3 = NO + H2O =>
5 O2(g) + 4 NH3 = 4 NO + 6 H2O
Fe + O2 + HCl = FeCl2 + H2O =>
2 Fe + O2 + 4 HCl = 2 FeCl2 + 2 H2O
Al2(CrO4)3 + Ca(C2H3O2)2 = CaCrO4 + Al(C2H3O2)3 =>
Al2(CrO4)3 + 3 Ca(C2H3O2)2 = 3 CaCrO4 + 2 Al(C2H3O2)3
SO2 + KMnO4 + H2O = Mn2(SO4)2 + K2SO4 + H2SO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = Mn2(SO4)2 + K2SO4 + 2 H2SO4
CH3CH(OH)CH3 + CuO = CH3COCH3 + H2O + Cu =>
CH3CH(OH)CH3 + CuO = CH3COCH3 + H2O + Cu
Zn(OH)2 + NaOH = Na2ZnO2 + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
Fe + O2 + HCl = FeCl2 + H2O =>
2 Fe + O2 + 4 HCl = 2 FeCl2 + 2 H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
AlCl3 + Cu = Cu3Cl2 + Al =>
2 AlCl3 + 9 Cu = 3 Cu3Cl2 + 2 Al
ZnSO4BaCl2 = ZnCl2SO4Ba =>
ZnSO4BaCl2 = ZnCl2SO4Ba
Na2SO3 + O = Na2SO4 =>
Na2SO3 + O = Na2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K2CO3 + H2O = KHCO3 + KOH =>
K2CO3 + H2O = KHCO3 + KOH
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
Mg + H2SO3 = MgSO3 + H2 =>
Mg + H2SO3 = MgSO3 + H2
NaCl + NaOH = NaClNaOH =>
NaCl + NaOH = NaClNaOH
AlCl3 + NH4F = AlF3 + NH4Cl =>
AlCl3 + 3 NH4F = AlF3 + 3 NH4Cl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CuBr2 + AgCH3CO2 = AgBr + Cu(CH3CO2)2 =>
CuBr2 + 2 AgCH3CO2 = 2 AgBr + Cu(CH3CO2)2
Ca(s) + O2 = CaO2 =>
Ca(s) + O2 = CaO2
Ca(HCO3)2(s) = CaCO3 + CO2 + H2O =>
Ca(HCO3)2(s) = CaCO3 + CO2 + H2O
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
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