| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2OCO = K2CO2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Ni(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O(l) + NO(g) =>
3 Ni(s) + 8 HNO3(aq) = 3 Ni(NO3)2(aq) + 4 H2O(l) + 2 NO(g)
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Pb(NO3)2 + H2SO4 = PbSO4(s) + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4(s) + 2 HNO3
Ca(HCO3)2 + Ca(OH)2 = Ca(CO3) + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 Ca(CO3) + 2 H2O
HNO2 + HI = I2 + NO + H2O =>
2 HNO2 + 2 HI = I2 + 2 NO + 2 H2O
KMnO4 + H2C2O4 + HCl = KCl + CO2 + MnCl2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 6 HCl = 2 KCl + 10 CO2 + 2 MnCl2 + 8 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
SO3 + C = S + CO2 =>
2 SO3 + 3 C = 2 S + 3 CO2
PCl5 + SO2 = POCl3 + SOCl2 =>
PCl5 + SO2 = POCl3 + SOCl2
NO3 + H3 = N + H2O =>
NO3 + 2 H3 = N + 3 H2O
NO + NH3 + O2 = N2 + H2O =>
4 NO + 4 NH3 + O2 = 4 N2 + 6 H2O
H2 + CI2 = HCI2 =>
H2 + 2 CI2 = 2 HCI2
HBr + H2O = H3O + Br2 =>
2 HBr + 2 H2O = 2 H3O + Br2
J2 + Na2SO3 + H2O = HJ + Na2SO4 =>
J2 + Na2SO3 + H2O = 2 HJ + Na2SO4
Zn + CuBr2 = ZnBr + Cu =>
2 Zn + CuBr2 = 2 ZnBr + Cu
Pb2S4 + O2(g) = Pb2O4 + SO2 =>
Pb2S4 + 6 O2(g) = Pb2O4 + 4 SO2
Al(s) + NaNO3(aq) = Al(NO3)3(aq) + Na(s) =>
Al(s) + 3 NaNO3(aq) = Al(NO3)3(aq) + 3 Na(s)
C12H22O11(aq) + H2O(aq) = C2H5OH(aq) + CO2(g) =>
C12H22O11(aq) + H2O(aq) = 4 C2H5OH(aq) + 4 CO2(g)
NH4CN + H2O = NH4OH + HCN =>
NH4CN + H2O = NH4OH + HCN
Ag + NO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 Ag + 3 NO3 + FeCl3 = 3 AgCl + Fe(NO3)3
SO2 + Cl2 + H2O = SO4{2-} + Cl{-} + H{+} =>
SO2 + Cl2 + 2 H2O = SO4{2-} + 2 Cl{-} + 4 H{+}
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Sn + H2O = SnO + H2 =>
Sn + H2O = SnO + H2
CO2 + H2 = C2H2 + H2O =>
2 CO2 + 5 H2 = C2H2 + 4 H2O
Ca(OH)2 + Al(NO3)3 = Ca(NO3)2 + Al(OH)3 =>
3 Ca(OH)2 + 2 Al(NO3)3 = 3 Ca(NO3)2 + 2 Al(OH)3
KIO + KOH + KMnO4 = K2MnO4 + KIO3 + H2O =>
KIO + 4 KOH + 4 KMnO4 = 4 K2MnO4 + KIO3 + 2 H2O
C5H15O6 + O2 = CO2 + H2O =>
4 C5H15O6 + 23 O2 = 20 CO2 + 30 H2O
PH3 + AgNO3 = Ag3P + HNO3 =>
PH3 + 3 AgNO3 = Ag3P + 3 HNO3
HClO + FeS = FeSO4 + HCl =>
4 HClO + FeS = FeSO4 + 4 HCl
Ga(C2H3O2)3 + SnBr4 = GaBr3 + Sn(C2H3O2)4 =>
4 Ga(C2H3O2)3 + 3 SnBr4 = 4 GaBr3 + 3 Sn(C2H3O2)4
V2O3 + V2O5 = V3O5 =>
5 V2O3 + V2O5 = 4 V3O5
C5H7 + C4H2O3 = C9H9O3 =>
C5H7 + C4H2O3 = C9H9O3
Al(s) + HCl(aq) = AlCl(s) + H(aq) =>
Al(s) + HCl(aq) = AlCl(s) + H(aq)
B(OH)4 + C(OH)2 = C2O4B + H2O =>
B(OH)4 + 2 C(OH)2 = C2O4B + 4 H2O
VO2 + NaOH = Na2VO3 + H2O =>
VO2 + 2 NaOH = Na2VO3 + H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
KBr + Ba(NO3)2 = KNO3 + BaBr2 =>
2 KBr + Ba(NO3)2 = 2 KNO3 + BaBr2
Na3[Cr(OH)6] + KClO = Na2CrO4 + KCl + NaOH + H2O =>
2 Na3[Cr(OH)6] + 3 KClO = 2 Na2CrO4 + 3 KCl + 2 NaOH + 5 H2O
PH3 + H2O = H3PO4 + H =>
PH3 + 4 H2O = H3PO4 + 8 H
Mg + CH3OOH = Mg(COOH) + H =>
Mg + CH3OOH = Mg(COOH) + 3 H
H2O2 + KOH = KHO2 + H2O =>
H2O2 + KOH = KHO2 + H2O
K2SiO3 + HCl = KCl + H2SiO3 =>
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
Fe(NO3)2(aq) + H2S(g) = FeS(s) + HNO3(aq) =>
Fe(NO3)2(aq) + H2S(g) = FeS(s) + 2 HNO3(aq)
H2 + BeCl2 = HCl + Be =>
H2 + BeCl2 = 2 HCl + Be
H3BO3 = B + O2 + H2O =>
4 H3BO3 = 4 B + 3 O2 + 6 H2O
SH2 + BrH = Br2H + SH3 =>
SH2 + 2 BrH = Br2H + SH3
P4 + F = PF5 =>
P4 + 20 F = 4 PF5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/07/25
Équations équilibrées sur03/09/24
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