| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ca + O2 = 2 CaO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + Br2 = AlBr =>
2 Al + Br2 = 2 AlBr
K2CrO7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + O2 =>
4 K2CrO7 + 10 H2SO4 = 2 Cr2(SO4)3 + 10 H2O + 4 K2SO4 + 9 O2
NaOH + Br2 = NaBrO3 + NaBr + H2O =>
6 NaOH + 3 Br2 = NaBrO3 + 5 NaBr + 3 H2O
CrCl3 + (NH4)2S + H2O = NH4Cl + Cr(OH)3 + H2S =>
2 CrCl3 + 3(NH4)2S + 6 H2O = 6 NH4Cl + 2 Cr(OH)3 + 3 H2S
As2O3 + HCl + Zn = ZnCl + H2O + AsH3 =>
As2O3 + 12 HCl + 12 Zn = 12 ZnCl + 3 H2O + 2 AsH3
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
KBr + Na2S = KS + BrNa2 =>
KBr + Na2S = KS + BrNa2
H2SO4 + P4 = H3PO4 + SO2 + H2O =>
10 H2SO4 + P4 = 4 H3PO4 + 10 SO2 + 4 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2O + CO2 = C7H8 + O2 =>
4 H2O + 7 CO2 = C7H8 + 9 O2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Al + Cl2 = AlCl2 =>
Al + Cl2 = AlCl2
(NH4)3AsS4 + HCl = As2S5 + H2S + NH4Cl =>
2(NH4)3AsS4 + 6 HCl = As2S5 + 3 H2S + 6 NH4Cl
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
AgNO3 + FeSO4 = Fe2(SO4)3 + Fe(NO3)2 + Ag =>
2 AgNO3 + 3 FeSO4 = Fe2(SO4)3 + Fe(NO3)2 + 2 Ag
H2C2O4 + NaOH = H2O + Na2C2O4 =>
H2C2O4 + 2 NaOH = 2 H2O + Na2C2O4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Sr + F2 = SrF2 =>
Sr + F2 = SrF2
AsCl3 + F2 = AsF3 + Cl2 =>
2 AsCl3 + 3 F2 = 2 AsF3 + 3 Cl2
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + 2 NaCl(aq)
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
FE + HCl = FECl3 + H2 =>
2 FE + 6 HCl = 2 FECl3 + 3 H2
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + 2 NaCl(aq)
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C + Br = CBr4 =>
C + 4 Br = CBr4
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO2 =>
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO2
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu + Ag{+} = Cu{+2} + Ag =>
Cu + 2 Ag{+} = Cu{+2} + 2 Ag
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H2SO4 + HI = H2SO3 + I2 + H2O =>
H2SO4 + 2 HI = H2SO3 + I2 + H2O
Pb3(VO4)2*PbCl2 + HCl = VO2Cl + PbCl2 + H2O =>
Pb3(VO4)2*PbCl2 + 8 HCl = 2 VO2Cl + 4 PbCl2 + 4 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
Cu + Ag{+} = Cu{+2} + Ag =>
Cu + 2 Ag{+} = Cu{+2} + 2 Ag
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C3H6O2 + NaOH = CH3COONa + CH3OH =>
C3H6O2 + NaOH = CH3COONa + CH3OH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/18/15
Équations équilibrées sur05/18/14
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