| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H2S + Br2 = S + HBr =>
H2S + Br2 = S + 2 HBr
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Na2GeO3 + NaBH4 + H2SO4 = Na2SO4 + GeH4 + H3BO3 =>
2 Na2GeO3 + 2 NaBH4 + 3 H2SO4 = 3 Na2SO4 + 2 GeH4 + 2 H3BO3
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
C(CH2ONO2)4 = CO + CO2 + H2O + N2 =>
C(CH2ONO2)4 = 2 CO + 3 CO2 + 4 H2O + 2 N2
S + O2 = SO2 =>
S + O2 = SO2
Na2GeO3 + NaBH4 + H2SO4 = Na2SO4 + GeH4 + H3BO3 =>
2 Na2GeO3 + 2 NaBH4 + 3 H2SO4 = 3 Na2SO4 + 2 GeH4 + 2 H3BO3
Fe + H2O = FeO + H =>
Fe + H2O = FeO + 2 H
GeO2 + NaOH + NaBH4 + CH3COOH = GeH4 + H3BO3 + CH3COONa =>
GeO2 + NaOH + NaBH4 + 2 CH3COOH = GeH4 + H3BO3 + 2 CH3COONa
GeO2 + NaOH + NaBH4 + H3PO4 = GeH4 + H3BO3 + Na2HPO4 =>
GeO2 + NaOH + NaBH4 + H3PO4 = GeH4 + H3BO3 + Na2HPO4
RbNO3 + BeF = Be(NO3) + RbF =>
RbNO3 + BeF = Be(NO3) + RbF
Mg + HCl = H + MgCl2 =>
Mg + 2 HCl = 2 H + MgCl2
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
GeO2 + NaOH + NaBH4 + C6H8O7 = GeH4 + H3BO3 + NaC6H7O7 =>
GeO2 + NaOH + NaBH4 + 2 C6H8O7 = GeH4 + H3BO3 + 2 NaC6H7O7
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
NaOH + CuSO4 = Na2SO4 + Cu(OH)2 =>
2 NaOH + CuSO4 = Na2SO4 + Cu(OH)2
GeO2 + NaOH + NaBH4 + H2C2O4 = GeH4 + H3BO3 + Na2C2O4 =>
GeO2 + NaOH + NaBH4 + H2C2O4 = GeH4 + H3BO3 + Na2C2O4
Ba(HCO3)2(s) + HCl(aq) = BaCl2(aq) + H2O(l) + CO2(g) =>
Ba(HCO3)2(s) + 2 HCl(aq) = BaCl2(aq) + 2 H2O(l) + 2 CO2(g)
C6H2 + O2 = CO2 + H2O =>
2 C6H2 + 13 O2 = 12 CO2 + 2 H2O
AL + HCL = ALCL + H2 =>
2 AL + 2 HCL = 2 ALCL + H2
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
MN(OH)2 + O2 = MNO(OH) + H2O =>
4 MN(OH)2 + O2 = 4 MNO(OH) + 2 H2O
NaHCO3 + H2O = NaOH + H2CO3 =>
NaHCO3 + H2O = NaOH + H2CO3
Cl2 + AlBr3 = AlCl3 + Br2 =>
3 Cl2 + 2 AlBr3 = 2 AlCl3 + 3 Br2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
C6H5COCl + C2H5OH = C6H5COC2H5 + Cl + H2O =>
20 C6H5COCl + 29 C2H5OH = 22 C6H5COC2H5 + 20 Cl + 27 H2O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
H2SO4 + Ca = H2O + CaSO4 + H2S =>
5 H2SO4 + 4 Ca = 4 H2O + 4 CaSO4 + H2S
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
GeO2 + NaOH + NaBH4 + H3BO3 = GeH4 + Na3BO3H3BO3 =>
3 GeO2 + 3 NaOH + 3 NaBH4 + H3BO3 = 3 GeH4 + 2 Na3BO3H3BO3
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
SOCl2 + H2O = SO2 + HCl =>
SOCl2 + H2O = SO2 + 2 HCl
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
Ca(s) + H2O(l) = Ca(OH)2(l) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(l) + H2(g)
CH4 + H2O = H2 + CO =>
CH4 + H2O = 3 H2 + CO
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
N2 + O2 = N2O4 =>
N2 + 2 O2 = N2O4
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
CuO + NH3 = Cu + N2 + H2O =>
3 CuO + 2 NH3 = 3 Cu + N2 + 3 H2O
Fe + O2 = Fe2O2 =>
2 Fe + O2 = Fe2O2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
GeO2 + NaOH + NaBH4 + H3BO3 = GeH4 + NaH2BO2 =>
2 GeO2 + NaOH + 3 NaBH4 + H3BO3 = 2 GeH4 + 4 NaH2BO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/29/12
Équations équilibrées sur01/28/12
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