| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cu + O2 = 2 CuO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KMnO4 + K2SO3 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + K2SO3 + 2 KOH = 2 K2MnO4 + K2SO4 + H2O
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Zn + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
FeCl2 + O2 + HCl = FeCl3 + H2O =>
4 FeCl2 + O2 + 4 HCl = 4 FeCl3 + 2 H2O
Br2O + H2O = H3BrO2 =>
Br2O + 3 H2O = 2 H3BrO2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
AsO3{3-} + Zn + H{+} = AsH3 + Zn{2+} + H2O =>
AsO3{3-} + 3 Zn + 9 H{+} = AsH3 + 3 Zn{2+} + 3 H2O
B2O3 + H2O = B(OH)3 =>
B2O3 + 3 H2O = 2 B(OH)3
SeO2 + H2O = Se(OH)4 =>
SeO2 + 2 H2O = Se(OH)4
AsH3 + Au{3+} + OH{-} = AsO3{3-} + Au + H2O =>
AsH3 + 2 Au{3+} + 9 OH{-} = AsO3{3-} + 2 Au + 6 H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
H2SO4 + Cu = H2O + CuSO4 + S =>
4 H2SO4 + 3 Cu = 4 H2O + 3 CuSO4 + S
SbCl6{-} + Fe = Sb + Fe{2+} + Cl{-} =>
2 SbCl6{-} + 5 Fe = 2 Sb + 5 Fe{2+} + 12 Cl{-}
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Zn(s) + AgNO3(aq) = Ag(s) + Zn(NO3)2(aq) =>
Zn(s) + 2 AgNO3(aq) = 2 Ag(s) + Zn(NO3)2(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ba + H2AsO4 = H2 + Ba3(AsO4)2 =>
3 Ba + 2 H2AsO4 = 2 H2 + Ba3(AsO4)2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Fe(CN)6{4-} + MnO4{-} + H{+} = Fe(CN)6{3-} + Mn{2+} + H2O =>
5 Fe(CN)6{4-} + MnO4{-} + 8 H{+} = 5 Fe(CN)6{3-} + Mn{2+} + 4 H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
H2SO4 + Ag = H2O + AgSO4 + S =>
4 H2SO4 + 3 Ag = 4 H2O + 3 AgSO4 + S
CuO(s) = Cu(s) + O2(g) =>
2 CuO(s) = 2 Cu(s) + O2(g)
I2 + [Ag(S2O3)2]{3-} = S4O6{2-} + AgI + I{-} =>
I2 + [Ag(S2O3)2]{3-} = S4O6{2-} + AgI + I{-}
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Ca3(PO4)3 + SiO2 + C = P4 + CO + CaSiO3 =>
4 Ca3(PO4)3 + 12 SiO2 + 36 C = 3 P4 + 36 CO + 12 CaSiO3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Cr{3+} + S2O8{2-} + H2O = CrO7{2-} + SO4{2-} + H{+} =>
2 Cr{3+} + 9 S2O8{2-} + 14 H2O = 2 CrO7{2-} + 18 SO4{2-} + 28 H{+}
Cr + KOH = Cr(OH)3 + K =>
Cr + 3 KOH = Cr(OH)3 + 3 K
SbCl6{-} + Zn = Sb + Zn{2+} + Cl{-} =>
2 SbCl6{-} + 5 Zn = 2 Sb + 5 Zn{2+} + 12 Cl{-}
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cd + HNO3 = Cd(NO3)2 + NO + H2O =>
3 Cd + 8 HNO3 = 3 Cd(NO3)2 + 2 NO + 4 H2O
ClO{-} = Cl{-} + ClO3{-} =>
3 ClO{-} = 2 Cl{-} + ClO3{-}
N2O4 + (CH3)N2H2 = CO2 + N2 + H2O =>
9 N2O4 + 8(CH3)N2H2 = 8 CO2 + 17 N2 + 20 H2O
N2O4 + (CH3)N2H2 = CO2 + N + H2O =>
9 N2O4 + 8(CH3)N2H2 = 8 CO2 + 34 N + 20 H2O
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
NH4NO3 + Na3PO4 = (NH4)3PO4 + NaNO3 =>
3 NH4NO3 + Na3PO4 = (NH4)3PO4 + 3 NaNO3
Na3AsO3 + K2Cr2O7 + H2SO4 = Na3AsO4 + Cr2(SO4)3 + K2SO4 + H20 =>
35 Na3AsO3 + 5 K2Cr2O7 + 20 H2SO4 = 35 Na3AsO4 + 5 Cr2(SO4)3 + 5 K2SO4 + 2 H20
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/13
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