| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
C + H2 = C2H6 =>
2 C + 3 H2 = C2H6
CuSiO3*2H2O + HOCl = CuClOH + SiO2 + OH + H2O =>
CuSiO3*2H2O + HOCl = CuClOH + SiO2 + 2 OH + H2O
Lead + silvernitrate = silver + lead(ii)nitrate =>
Pb + 2 AgNO3 = 2 Ag + Pb(NO3)2
Cl2 + NaBr = Br2 + NaCl =>
Cl2 + 2 NaBr = Br2 + 2 NaCl
Co(NO3)2 + H2S = CoS + HNO3 =>
Co(NO3)2 + H2S = CoS + 2 HNO3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
HCl + K2Cr3O7 = CrCl3 + KCl + H2O + Cl2 =>
28 HCl + 2 K2Cr3O7 = 6 CrCl3 + 4 KCl + 14 H2O + 3 Cl2
CH3OH + CuO = HCOH + Cu + H2O =>
CH3OH + CuO = HCOH + Cu + H2O
Pb + K2CrO4 = PbCrO4 + K =>
Pb + K2CrO4 = PbCrO4 + 2 K
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6(g) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
Al{+3} + e = Al =>
Al{+3} + 3e = Al
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2HPO4 + CuSO4 = Na2(SO4) + Cu3(PO4)2 + NaH2PO4 =>
4 Na2HPO4 + 3 CuSO4 = 3 Na2(SO4) + Cu3(PO4)2 + 2 NaH2PO4
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Sb4O6 + C = Sb + CO =>
Sb4O6 + 6 C = 4 Sb + 6 CO
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Cu(OH) + HClO4 = CuClO4 + H2O =>
Cu(OH) + HClO4 = CuClO4 + H2O
CH4(g) + O2(g) = CO(g) + H2O(g) =>
2 CH4(g) + 3 O2(g) = 2 CO(g) + 4 H2O(g)
Mg + CuCl2 = MgCl2 + Cu =>
Mg + CuCl2 = MgCl2 + Cu
Cr{2+} + Al = Cr + Al{3+} =>
3 Cr{2+} + 2 Al = 3 Cr + 2 Al{3+}
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
Ba(NO3)2 + Na2(CO3) = Ba(CO3) + Na(NO3) =>
Ba(NO3)2 + Na2(CO3) = Ba(CO3) + 2 Na(NO3)
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
HCl + Mg = MgCl + H2 =>
2 HCl + 2 Mg = 2 MgCl + H2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
Cu + AgNo3 = Cu(No3)2 + Ag =>
Cu + 2 AgNo3 = Cu(No3)2 + 2 Ag
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
CH4 + NH3 + O2 = HCN + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HCN + 6 H2O
NH4Cl + Ba(OH)2 = BaCl2 + NH3 + H2O =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 NH3 + 2 H2O
KClO3 + Cr2(SO4)3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
KClO3 + Cr2(SO4)3 + 10 KOH = 2 K2CrO4 + KCl + 3 K2SO4 + 5 H2O
MgSO4(aq) + BaI2(aq) = MgI2 + BaSO4 =>
MgSO4(aq) + BaI2(aq) = MgI2 + BaSO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H5OH + HBr = C6H5Br + H2O =>
C6H5OH + HBr = C6H5Br + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
P5Cl(g) = Cl2(g) + P =>
2 P5Cl(g) = Cl2(g) + 10 P
NaCl + H2O = HCl + NaOH =>
NaCl + H2O = HCl + NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/25/17
Équations équilibrées sur03/27/16
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