| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
KJ + PbO2 + HNO3 = J + KNO3 + Pb(NO3)2 + H2O =>
2 KJ + PbO2 + 4 HNO3 = 2 J + 2 KNO3 + Pb(NO3)2 + 2 H2O
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
Al + HNO3 = Al(NO3)3 + N22 + H2O =>
110 Al + 396 HNO3 = 110 Al(NO3)3 + 3 N22 + 198 H2O
Al + HNO3 = Al(NO3)3 + N2 + H2O =>
10 Al + 36 HNO3 = 10 Al(NO3)3 + 3 N2 + 18 H2O
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
S + Ba(OH)2 = BaS + BaSO3 + H2O =>
3 S + 3 Ba(OH)2 = 2 BaS + BaSO3 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
Cr2O7{2−} + Cu{+} + H{+} = Cr{3+} + Cu{2+} + H2O =>
Cr2O7{2−} + 10 Cu{+} + 14 H{+} = 2 Cr{3+} + 10 Cu{2+} + 7 H2O
NaNO2 + K2Cr2O7 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H20 =>
35 NaNO2 + 5 K2Cr2O7 + 20 H2SO4 = 35 NaNO3 + 5 Cr2(SO4)3 + 5 K2SO4 + 2 H20
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2S + Br2 + H2O = H2SO4 + HBr =>
H2S + 4 Br2 + 4 H2O = H2SO4 + 8 HBr
K + H2SO4 = H2O + H2S + KSO4 =>
4 K + 5 H2SO4 = 4 H2O + H2S + 4 KSO4
FeCl2 + SnCl4 = FeCl3 + SnCl2 =>
2 FeCl2 + SnCl4 = 2 FeCl3 + SnCl2
K2Cr2O7 + H2SO4 + Na2SO3 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 4 H2O
CuSO4 + Al = Cu + Al(SO4) =>
CuSO4 + Al = Cu + Al(SO4)
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
C + H2SO4 = CO2 + H2SO3 =>
C + 2 H2SO4 = CO2 + 2 H2SO3
P2O5 + NaOH = H2O + Na2HPO4 =>
P2O5 + 4 NaOH = H2O + 2 Na2HPO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
H2 + I2 = HI =>
H2 + I2 = 2 HI
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Mg + H2SO4 = MgSO4 + H20 =>
10 Mg + 10 H2SO4 = 10 MgSO4 + H20
S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O
Al + H2SO4 = Al2(SO4)3 + SO2 + H2O =>
2 Al + 6 H2SO4 = Al2(SO4)3 + 3 SO2 + 6 H2O
K + H2SO4 = H2O + H2S + K2SO4 =>
8 K + 5 H2SO4 = 4 H2O + H2S + 4 K2SO4
H2S + Br2 + H2O = H2SO4 + HBr =>
H2S + 4 Br2 + 4 H2O = H2SO4 + 8 HBr
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
PbS + HNO3 = S + Pb(NO3)2 + NO + H2O =>
3 PbS + 8 HNO3 = 3 S + 3 Pb(NO3)2 + 2 NO + 4 H2O
HCL + H2O = H2CL + O2 =>
4 HCL + 2 H2O = 4 H2CL + O2
P + H2SO4 = H3PO4 + H20 + SO2 =>
20 P + 40 H2SO4 = 20 H3PO4 + H20 + 40 SO2
C + O2 = CO2 =>
C + O2 = CO2
S + HNO3 = H2SO4 + H2O + NO2 =>
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H2O2 + Cl = H2Cl + O2 =>
H2O2 + Cl = H2Cl + O2
C + H4 = CH4 =>
C + H4 = CH4
P + H2SO4 = H3PO4 + H2O + SO2 =>
2 P + 5 H2SO4 = 2 H3PO4 + 2 H2O + 5 SO2
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaOH + CO2 = NaHCO3 =>
NaOH + CO2 = NaHCO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C2OH6 + O2 = CO2 + H2O =>
C2OH6 + 3 O2 = 2 CO2 + 3 H2O
Zn + K2Cr2O7 + NaOH + H2O = Na2[Zn(OH)4] + Na3[Cr(OH)6] + KOH =>
3 Zn + K2Cr2O7 + 12 NaOH + 7 H2O = 3 Na2[Zn(OH)4] + 2 Na3[Cr(OH)6] + 2 KOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/14/13
Équations équilibrées sur11/13/12
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