| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2O2 + 2 H2O = 4 NaOH + O2
Pb + HNO3(concentrado) = Pb(NO3)2 + H2O + NO2 =>
Pb + 4 HNO3(concentrado) = Pb(NO3)2 + 2 H2O + 2 NO2
MG + HNO3 = MG(NO3)2 + NO + H2O =>
3 MG + 8 HNO3 = 3 MG(NO3)2 + 2 NO + 4 H2O
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
KBr + Cl2 = Br2 + KCl =>
2 KBr + Cl2 = Br2 + 2 KCl
HNO3 + Na2SO3 = HSO3 + Na2NO3 =>
HNO3 + Na2SO3 = HSO3 + Na2NO3
Cu + H2SO4(concentrado) = Cu2SO4 + SO2 + H2O =>
2 Cu + 2 H2SO4(concentrado) = Cu2SO4 + SO2 + 2 H2O
HBr + CH3NH2 = CH4NH2Br =>
HBr + CH3NH2 = CH4NH2Br
Cu + H2SO4 = Cu2SO4 + SO2 + H2O =>
2 Cu + 2 H2SO4 = Cu2SO4 + SO2 + 2 H2O
KMnO4 + H2C2O4 + HCl = MnCl2 + KCl + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 6 HCl = 2 MnCl2 + 2 KCl + 10 CO2 + 8 H2O
K2Cr2O7 + HI + HCLO4 = KCLO4 + Cr(CLO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 8 HCLO4 = 2 KCLO4 + 2 Cr(CLO4)3 + 3 I2 + 7 H2O
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
MgBr2 + NaOH = Mg(OH)2 + NaBr =>
MgBr2 + 2 NaOH = Mg(OH)2 + 2 NaBr
CH3SH + CO = CH3CO(SCH3) + H2S =>
2 CH3SH + CO = CH3CO(SCH3) + H2S
H2S + CO = CH3CO2H + S8 =>
8 H2S + 8 CO = 4 CH3CO2H + S8
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Fe(s) + H2O(g) = Fe3O4(s) + H2(g) =>
3 Fe(s) + 4 H2O(g) = Fe3O4(s) + 4 H2(g)
Zn(OH)2 + NaCl = NaOH + Cl2 + Zn =>
Zn(OH)2 + 2 NaCl = 2 NaOH + Cl2 + Zn
Zn + NiSO4 = ZnSO4 + Ni =>
Zn + NiSO4 = ZnSO4 + Ni
Cu2O2 + C = Cu + CO2 =>
Cu2O2 + C = 2 Cu + CO2
KMnO4 + HCl + H2S = KCl + MnCl2 + H2O + S =>
2 KMnO4 + 6 HCl + 5 H2S = 2 KCl + 2 MnCl2 + 8 H2O + 5 S
KMnO4 + NaNO2 + H2O = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 3 NaNO2 + H2O = 2 MnO2 + 3 NaNO3 + 2 KOH
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
H2S + O2 = SO2 + H20 =>
10 H2S + 10 O2 = 10 SO2 + H20
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
Cu(NO3)2 + NO2 + H2O = Cu + HNO3 =>
Cu(NO3)2 + 2 NO2 + 2 H2O = Cu + 4 HNO3
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
KOH + H2O2 + Cr(OH)3 = K2CrO4 + H2O =>
4 KOH + 3 H2O2 + 2 Cr(OH)3 = 2 K2CrO4 + 8 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
MgH2O2 + HCl = MgCl2 + H2O =>
MgH2O2 + 2 HCl = MgCl2 + 2 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
C4H8 + O2 = CO2 + H20 =>
5 C4H8 + 20 O2 = 20 CO2 + 2 H20
H2CO3 + KOH = K2CO3 + H2O =>
H2CO3 + 2 KOH = K2CO3 + 2 H2O
HgS + O2 = Hg2 + SO2 =>
2 HgS + 2 O2 = Hg2 + 2 SO2
AlN + H2SO3 = Al2(SO3)3 + NH3 =>
2 AlN + 3 H2SO3 = Al2(SO3)3 + 2 NH3
C2H4 + H2O = C2H5OH =>
C2H4 + H2O = C2H5OH
Mn(s) + HCl(aq) = MnCl2(aq) + H2(g) =>
Mn(s) + 2 HCl(aq) = MnCl2(aq) + H2(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
KMnO4 + KI = MnO2 + I2 + K2O =>
2 KMnO4 + 6 KI = 2 MnO2 + 3 I2 + 4 K2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Al + Hg(NO3)2 = Hg2Al3 + Al(NO3)3 =>
13 Al + 6 Hg(NO3)2 = 3 Hg2Al3 + 4 Al(NO3)3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HBr + Zn = ZnBr2 + H =>
2 HBr + Zn = ZnBr2 + 2 H
Na2S2O3 + KMnO4 + H2SO4 = Na2HSO4 + MnSO4 + K2SO4 + H2O =>
10 Na2S2O3 + 14 KMnO4 + 11 H2SO4 = 10 Na2HSO4 + 14 MnSO4 + 7 K2SO4 + 6 H2O
AgNO3(aq) + KCH3COO(aq) = AgCH3COO(s) + KNO3(aq) =>
AgNO3(aq) + KCH3COO(aq) = AgCH3COO(s) + KNO3(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/09/13
Équations équilibrées sur04/08/12
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