| Équations équilibrées la veille | Équations équilibrées le lendemain |
54 Fe(NO3)3*9H2O + 23 C6H12N4 = 18 Fe3O4 + 127 N2 + 138 CO2 + 624 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
H3PO4 + LiOH = Li3PO4 + H2O =>
H3PO4 + 3 LiOH = Li3PO4 + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
K2Cr2O7 + KI + HCl = CrCl3 + I2 + KCl + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 3 I2 + 8 KCl + 7 H2O
Mn3O4 + Al = Al2O3 + Mn =>
3 Mn3O4 + 8 Al = 4 Al2O3 + 9 Mn
Y(NO3)3 + N2H4CO = Y2O3 + N2 + CO2 + H2O =>
2 Y(NO3)3 + 5 N2H4CO = Y2O3 + 8 N2 + 5 CO2 + 10 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
Y(NO3)3 + C2H5NO2 = Y2O3 + N2 + CO2 + H2O =>
6 Y(NO3)3 + 10 C2H5NO2 = 3 Y2O3 + 14 N2 + 20 CO2 + 25 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
FeCl3(aq) + Cu(s) = CuCl2(aq) + Fe(s) =>
2 FeCl3(aq) + 3 Cu(s) = 3 CuCl2(aq) + 2 Fe(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
S + O2 = SO2 =>
S + O2 = SO2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CH3CH2COOH + O2 = CO2 + H2O =>
2 CH3CH2COOH + 7 O2 = 6 CO2 + 6 H2O
Fe(s) + CuNO3(aq) = Cu(s) + Fe(NO3)2(aq) =>
Fe(s) + 2 CuNO3(aq) = 2 Cu(s) + Fe(NO3)2(aq)
Li2S + HCl = LiCl + H2S =>
Li2S + 2 HCl = 2 LiCl + H2S
C + O2 = CO =>
2 C + O2 = 2 CO
AgNO3 + K2Cr = Ag2Cr + KNO3 =>
2 AgNO3 + K2Cr = Ag2Cr + 2 KNO3
C6H14(g) + O2(g) = CO2(g) + H2O(g) =>
2 C6H14(g) + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
AgNO3 + K2Cr = Ag2Cr + KNO3 =>
2 AgNO3 + K2Cr = Ag2Cr + 2 KNO3
HCl + Zn(OH)2 = ZnCl2 + H2O =>
2 HCl + Zn(OH)2 = ZnCl2 + 2 H2O
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
(CN)2 + H2O = H2C2O4 + NH3 =>
(CN)2 + 4 H2O = H2C2O4 + 2 NH3
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
CrCl3 + KOH + KClO3 = KCl + K2CrO4 + H2O =>
2 CrCl3 + 10 KOH + KClO3 = 7 KCl + 2 K2CrO4 + 5 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C3H8O3 + C3H8O2 = C7H14O4 + H2O =>
5 C3H8O3 + 2 C3H8O2 = 3 C7H14O4 + 7 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/14/23
Équations équilibrées sur12/14/22
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