| Équations équilibrées la veille | Équations équilibrées le lendemain |
O2 + 2 PbS = 2 PbO + S2
Mg + SrCl2 = MgCl2 + Sr =>
Mg + SrCl2 = MgCl2 + Sr
C9H11NO2 + O2 = CO2 + H2O + NH3 =>
C9H11NO2 + 10 O2 = 9 CO2 + 4 H2O + NH3
Na2CO3 + HCOOH = Na2COO + H2O + CO2 =>
Na2CO3 + HCOOH = Na2COO + H2O + CO2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CaS + K3N = CaN + K3S =>
CaS + K3N = CaN + K3S
HN4HO3 = N2 + O2 + H2O =>
HN4HO3 = 2 N2 + O2 + H2O
Mn + CO2 = MnO + C =>
2 Mn + CO2 = 2 MnO + C
CHOCH3 + O2 = CO2 + H2O =>
2 CHOCH3 + 5 O2 = 4 CO2 + 4 H2O
Al + Fe(OH)3 = Al(OH)3 + Fe3 =>
3 Al + 3 Fe(OH)3 = 3 Al(OH)3 + Fe3
Pb(NO3)2 = PbO2 + NO2 =>
Pb(NO3)2 = PbO2 + 2 NO2
K2SO3 + HClO2 = H2SO3 + KClO2 =>
K2SO3 + 2 HClO2 = H2SO3 + 2 KClO2
C3H7Cl + C6H6 = C6H5Cl + C3H8 =>
C3H7Cl + C6H6 = C6H5Cl + C3H8
CH3COOH + Ba(OH)2 = Ba + COOH + H2O =>
CH3COOH + 3 Ba(OH)2 = 3 Ba + 2 COOH + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HOC6H4COOH + CH3OH = C8H8O3 + H2O =>
HOC6H4COOH + CH3OH = C8H8O3 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(C2H5NH3)HCO3 + O2 = CO2 + H2O + N2 =>
4(C2H5NH3)HCO3 + 15 O2 = 12 CO2 + 18 H2O + 2 N2
Mn{+} + O2 + OH{-} = MnO2 + H2O =>
4 Mn{+} + 3 O2 + 4 OH{-} = 4 MnO2 + 2 H2O
CO(NH2)2(aq) + NO2(g) = CO2(g) + H2O(l) + N2(g) =>
4 CO(NH2)2(aq) + 6 NO2(g) = 4 CO2(g) + 8 H2O(l) + 7 N2(g)
Al(NO3)3(aq) + AgNO3(aq) = Al(NO3)(aq) + Ag(NO3)3(s) =>
Al(NO3)3(aq) + AgNO3(aq) = Al(NO3)(aq) + Ag(NO3)3(s)
CrCl2 + SnCl2 = CrCl3 + Sn =>
2 CrCl2 + SnCl2 = 2 CrCl3 + Sn
La2O3 + ZnO + ReO2 = La2ZnReO6 =>
La2O3 + ZnO + ReO2 = La2ZnReO6
Li + Mn(CO3)3 = Li2CO3 + Mn =>
6 Li + Mn(CO3)3 = 3 Li2CO3 + Mn
NH4HCO3 + NaOH = H2O + NH3 + Na2CO3 =>
NH4HCO3 + 2 NaOH = 2 H2O + NH3 + Na2CO3
MoS2 + O2 = MoO3 + SO2 = =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
Ag + HNO3 = Ag2O + NO + H2O =>
6 Ag + 2 HNO3 = 3 Ag2O + 2 NO + H2O
N2O2Cl2 = NO + Cl2 =>
N2O2Cl2 = 2 NO + Cl2
HNO2 + (H2N)2CO = CO2 + N2 + H2O =>
2 HNO2 + (H2N)2CO = CO2 + 2 N2 + 3 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
B + H2SO4 = H3BO3 + SO2(g) =>
2 B + 3 H2SO4 = 2 H3BO3 + 3 SO2(g)
NaCl + Mg + H2O = MgCl2 + H2 + NaOH =>
2 NaCl + Mg + 2 H2O = MgCl2 + H2 + 2 NaOH
CoW12O40 + NaSCN = SCN[CoW12O40] + Na =>
CoW12O40 + NaSCN = SCN[CoW12O40] + Na
Ag + HNO3 = AgNO3(ac) + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3(ac) + NO + 2 H2O
HClO4 + K = KClO4 + HClO3 + H2O =>
3 HClO4 + 2 K = 2 KClO4 + HClO3 + H2O
SrO = Sr + O2 =>
2 SrO = 2 Sr + O2
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
Br2 + HCIO + H2O = HBrO3 + HCI =>
Br2 + 5 HCIO + H2O = 2 HBrO3 + 5 HCI
Al12 + O2 = AlO =>
Al12 + 6 O2 = 12 AlO
Mg + Mn2O3 = Mn2Mg3 + O2 =>
6 Mg + 2 Mn2O3 = 2 Mn2Mg3 + 3 O2
Ba(NO3)2 + KIO3 = BaO3 + KI(NO3) + O2 =>
2 Ba(NO3)2 + 4 KIO3 = 2 BaO3 + 4 KI(NO3) + 3 O2
H3O{+} + CrO4{2-} = Cr2O7{2-} + H2O =>
2 H3O{+} + 2 CrO4{2-} = Cr2O7{2-} + 3 H2O
K + HNO3 = KNO3 + NH4NO2 + H2O =>
10 K + 12 HNO3 = 10 KNO3 + NH4NO2 + 4 H2O
COO({-}) + HCl = COOH + Cl({-}) =>
COO({-}) + HCl = COOH + Cl({-})
H2(g) + CuCl2(aq) = HCl(aq) + Cu(g) =>
H2(g) + CuCl2(aq) = 2 HCl(aq) + Cu(g)
Cr(NO3)3 + Ca(OH)2 = Ca(NO3)2 + Cr(OH)3 =>
2 Cr(NO3)3 + 3 Ca(OH)2 = 3 Ca(NO3)2 + 2 Cr(OH)3
AlCl3 + Zn + H2O = ZnCl2 + (Al(OH)3)Cl2 + H2 =>
2 AlCl3 + Zn + 6 H2O = ZnCl2 + 2(Al(OH)3)Cl2 + 3 H2
C6N6FeK4 + K2O2 + H2SO4 = C6N6FeK3 + K2SO4 + H2O =>
2 C6N6FeK4 + K2O2 + 2 H2SO4 = 2 C6N6FeK3 + 2 K2SO4 + 2 H2O
N20 + O2 = N2O =>
N20 + 5 O2 = 10 N2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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