| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + 2 HCO3 = SO4 + 2 CO2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C6H8O7(aq) + NaHCO3(s) = CO2(g) + H2O(l) + CH3COONa(s) =>
4 C6H8O7(aq) + 9 NaHCO3(s) = 15 CO2(g) + 7 H2O(l) + 9 CH3COONa(s)
Cl2 + NaCrO2 + NaOH = NaCl + Na2CrO4 + H2O =>
3 Cl2 + 2 NaCrO2 + 8 NaOH = 6 NaCl + 2 Na2CrO4 + 4 H2O
C6H6 + O2 = CO + H2O =>
2 C6H6 + 9 O2 = 12 CO + 6 H2O
CaCN2 + H2O = Ca(HCN2)2 + Ca(OH)2 =>
2 CaCN2 + 2 H2O = Ca(HCN2)2 + Ca(OH)2
KMno4 + KOH = K2Mno4 + O2 + H2O =>
4 KMno4 + 4 KOH = 4 K2Mno4 + O2 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C2H5Br + NaOH = C2H4 + NaBr + H2O =>
C2H5Br + NaOH = C2H4 + NaBr + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
HF + NAOH = NAF + H2O =>
HF + NAOH = NAF + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
AgCO3 + HNO3 = AgHNO3 + CO3 =>
AgCO3 + HNO3 = AgHNO3 + CO3
MG(s) + O2(g) = MGO2(s) =>
MG(s) + O2(g) = MGO2(s)
NaNO3 + H2SO4 = NaHSO4 + HNO3 =>
NaNO3 + H2SO4 = NaHSO4 + HNO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
KCN + PbO2 + HCl = CO2 + NO + PbCl2 + KCl + H2O =>
2 KCN + 7 PbO2 + 16 HCl = 2 CO2 + 2 NO + 7 PbCl2 + 2 KCl + 8 H2O
K2Cr2O7 + CrCl2 + HCl = KCl + CrCl3 + H2O =>
K2Cr2O7 + 6 CrCl2 + 14 HCl = 2 KCl + 8 CrCl3 + 7 H2O
NH3 + CS2 + Ca(OH)2 = NH4CNS + CaS + H2O =>
2 NH3 + CS2 + Ca(OH)2 = NH4CNS + CaS + 2 H2O
K2Cr2O7 + CrCl2 + HCl = KCl + CrCl3 + H2O =>
K2Cr2O7 + 6 CrCl2 + 14 HCl = 2 KCl + 8 CrCl3 + 7 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Zn(NO3)2*6H2O + O2 = ZnO + NO3 + H2O =>
2 Zn(NO3)2*6H2O + O2 = 2 ZnO + 4 NO3 + 12 H2O
Cl3N + H2O = HClO + NH3 =>
Cl3N + 3 H2O = 3 HClO + NH3
Na + O = NaO =>
Na + O = NaO
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Na + O = Na2O2 =>
2 Na + 2 O = Na2O2
Cl3N + H2O = HClO + NH3 =>
Cl3N + 3 H2O = 3 HClO + NH3
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
CaCN2 + C + Na2CO3 = NaCN + CaCO3 =>
CaCN2 + C + Na2CO3 = 2 NaCN + CaCO3
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
NaBH4 + NiCl2 + H2O = Ni2B + HBO2 + NaCl + H2 =>
8 NaBH4 + 4 NiCl2 + 12 H2O = 2 Ni2B + 6 HBO2 + 8 NaCl + 25 H2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaBH4 + NiCl2 + H2O = Ni2 + H3BO3 + NaCl + H2 =>
4 NaBH4 + 2 NiCl2 + 12 H2O = Ni2 + 4 H3BO3 + 4 NaCl + 14 H2
HCl + NaC2H3O2 = NaCl + HC2H3O2 =>
HCl + NaC2H3O2 = NaCl + HC2H3O2
Br + SnSO4 + H2O = H2SO4 + Br(OH) + Sn =>
2 Br + SnSO4 + 2 H2O = H2SO4 + 2 Br(OH) + Sn
CH3COOH + O2 = H20 + CO2 =>
5 CH3COOH + 5 O2 = H20 + 10 CO2
AgSCN + Br2 = AgBr + (SCN)2 =>
2 AgSCN + Br2 = 2 AgBr + (SCN)2
CuO + C16H34 = CO2 + Cu + H2 =>
32 CuO + C16H34 = 16 CO2 + 32 Cu + 17 H2
Br + SnSO4 + H2O = H2SO4 + Br(OH) + Sn =>
2 Br + SnSO4 + 2 H2O = H2SO4 + 2 Br(OH) + Sn
Li2CO3 + H3PO4 = CO2 + H2O + Li3PO4 =>
3 Li2CO3 + 2 H3PO4 = 3 CO2 + 3 H2O + 2 Li3PO4
P2O5 + PCl5 = POCl3 =>
P2O5 + 3 PCl5 = 5 POCl3
NaBH4 + NiCl2 + H2O = Ni + H3BO3 + NaCl + H2 =>
2 NaBH4 + NiCl2 + 6 H2O = Ni + 2 H3BO3 + 2 NaCl + 7 H2
Br + SnSO4 + H2O = H2SO4 + Br(OH) + Sn =>
2 Br + SnSO4 + 2 H2O = H2SO4 + 2 Br(OH) + Sn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/16
Équations équilibrées sur11/27/15
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