| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 Cl2 = 2 FeCl3
K2MnO4 + H2O = KMnO4 + MnO2 + KOH =>
3 K2MnO4 + 2 H2O = 2 KMnO4 + MnO2 + 4 KOH
NaOH + SO2 = NaHSO3 =>
NaOH + SO2 = NaHSO3
Fe + NiO(OH) + H2O = Fe(OH)2 + Ni(OH)2 =>
Fe + 2 NiO(OH) + 2 H2O = Fe(OH)2 + 2 Ni(OH)2
PCl5 + H2O = POCl3 + HCl =>
PCl5 + H2O = POCl3 + 2 HCl
MgCl2 + Na2CO3 = Mg(CO3) + NaCl =>
MgCl2 + Na2CO3 = Mg(CO3) + 2 NaCl
Fe + HNO3 = Fe(NO3)3 + N2O + H2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 N2O + 15 H2O
PBr3 + H2O = H3PO3 + HBr =>
PBr3 + 3 H2O = H3PO3 + 3 HBr
KMnO4 + (NH4)2S + H2O = MnO2 + KOH + NH4OH + S =>
2 KMnO4 + 3(NH4)2S + 4 H2O = 2 MnO2 + 2 KOH + 6 NH4OH + 3 S
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Fe(NO3)2 = FeO + NO2 + O2 =>
2 Fe(NO3)2 = 2 FeO + 4 NO2 + O2
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
Bi(NO3)3 + H2O = Bi(OH)2NO3 + HNO3 =>
Bi(NO3)3 + 2 H2O = Bi(OH)2NO3 + 2 HNO3
Zn + HNO3 = Zn(NO3)2 + N2 + H2O =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + N2 + 6 H2O
Al(NO3)3 = Al2O3 + NO2 + O2 =>
4 Al(NO3)3 = 2 Al2O3 + 12 NO2 + 3 O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
HgO + HCl = Hg2Cl2O + H2O =>
2 HgO + 2 HCl = Hg2Cl2O + H2O
K2O + HNO3 = KNO3 + H2O =>
K2O + 2 HNO3 = 2 KNO3 + H2O
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Cr + HNO3 = Cr(NO3)2 + N2O + H2O =>
4 Cr + 10 HNO3 = 4 Cr(NO3)2 + N2O + 5 H2O
Cr + HNO3 = Cr(NO3)3 + N2O + H2O =>
8 Cr + 30 HNO3 = 8 Cr(NO3)3 + 3 N2O + 15 H2O
Na3(Al(OH)6) = NaAlO2 + NaOH + H2O =>
Na3(Al(OH)6) = NaAlO2 + 2 NaOH + 2 H2O
IO3{-} + H{+} + e = I2 + H2O =>
2 IO3{-} + 12 H{+} + 10e = I2 + 6 H2O
Ca(HCO3)2 = CaCO3 + CO2 + H2O =>
Ca(HCO3)2 = CaCO3 + CO2 + H2O
Cr + HNO3 = Cr(NO3) + N2O + H2O =>
8 Cr + 10 HNO3 = 8 Cr(NO3) + N2O + 5 H2O
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
CS2 + Cl2 = CCl2 + S2Cl2 =>
CS2 + 2 Cl2 = CCl2 + S2Cl2
Cr + HNO3 = Cr(NO3)3 + N2O + H2O =>
8 Cr + 30 HNO3 = 8 Cr(NO3)3 + 3 N2O + 15 H2O
Pb(NO3)2 + Zn(NO3)2 = Zn2PbO4 + NO2 + O2 =>
Pb(NO3)2 + 2 Zn(NO3)2 = Zn2PbO4 + 6 NO2 + O2
Al + H2SO4 = Al(SO4)3 + H2 =>
Al + 3 H2SO4 = Al(SO4)3 + 3 H2
B2O3 + Na[BF4] = BF3 + NaBO2 =>
2 B2O3 + 3 Na[BF4] = 4 BF3 + 3 NaBO2
Al + H2SO4 = Al(SO4)3 + H2 =>
Al + 3 H2SO4 = Al(SO4)3 + 3 H2
Na2O(s) + P4O6(s) = Na3PO3(s) =>
6 Na2O(s) + P4O6(s) = 4 Na3PO3(s)
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Na2O(s) + P4O6(s) = Na3PO3(s) =>
6 Na2O(s) + P4O6(s) = 4 Na3PO3(s)
HgCl2 + NH3 = HgNH2Cl + NH4Cl =>
HgCl2 + 2 NH3 = HgNH2Cl + NH4Cl
K4[Fe(CN)6] + AgNO3 = Ag4[Fe(CN)6] + KNO3 =>
K4[Fe(CN)6] + 4 AgNO3 = Ag4[Fe(CN)6] + 4 KNO3
HCN + O2 = N2 + CO2 + H2O =>
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
B3H9 + O2 = B2O3 + H2O =>
2 B3H9 + 9 O2 = 3 B2O3 + 9 H2O
K4[Fe(CN)6] + Pb(NO3)2 = Pb[Fe(CN)6] + K4(NO3)2 =>
K4[Fe(CN)6] + Pb(NO3)2 = Pb[Fe(CN)6] + K4(NO3)2
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
K4[Fe(CN)6] + FeCl3 = Fe4[Fe(CN)6]3 + KCl =>
3 K4[Fe(CN)6] + 4 FeCl3 = Fe4[Fe(CN)6]3 + 12 KCl
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
KOH + NiSO4 = K2SO4 + Ni(OH)2 =>
2 KOH + NiSO4 = K2SO4 + Ni(OH)2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CaCo3 + HCl = CaCl2 + H20 + Co2 =>
10 CaCo3 + 20 HCl = 10 CaCl2 + H20 + 15 Co2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/29/13
Équations équilibrées sur12/29/12
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