| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
KIO3 + KI + I{-} + H2O = I3{-} + KOH =>
KIO3 + 5 KI + 3 I{-} + 3 H2O = 3 I3{-} + 6 KOH
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Sb2O5 + HCl = SbCl5 + H2O =>
Sb2O5 + 10 HCl = 2 SbCl5 + 5 H2O
P(s) + O2(g) = P2O5(s) =>
4 P(s) + 5 O2(g) = 2 P2O5(s)
Bi2O3 + C = Bi + CO =>
Bi2O3 + 3 C = 2 Bi + 3 CO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
ZnCl2(aq) + KOH(aq) = Zn(OH)2(s) + KCl(aq) =>
ZnCl2(aq) + 2 KOH(aq) = Zn(OH)2(s) + 2 KCl(aq)
Ca + Fe3 = Fe4Ca2 =>
6 Ca + 4 Fe3 = 3 Fe4Ca2
Li2SO4 + Ba(NO3)2 = BaSO4 + LiNO3 =>
Li2SO4 + Ba(NO3)2 = BaSO4 + 2 LiNO3
KH2PO4 = H3PO4 + K3PO4 =>
3 KH2PO4 = 2 H3PO4 + K3PO4
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
MgO + K2O = MgO2 + K =>
MgO + K2O = MgO2 + 2 K
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
K2SO3 + HClO = KHSO4 + KCl =>
K2SO3 + HClO = KHSO4 + KCl
HCl(l) + Zn(s) = H2 + ZnCl2(aq) =>
2 HCl(l) + Zn(s) = H2 + ZnCl2(aq)
Pb(NO3)2 + NaBr = PbBr2 + NaNO3 =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 NaNO3
C8H118 + O2 = H2O + CO =>
2 C8H118 + 67 O2 = 118 H2O + 16 CO
Al2Si4O10(OH)2 = Al2SiO5 + Al2Si2O5(OH)4 + SiO2 =>
2 Al2Si4O10(OH)2 = Al2SiO5 + Al2Si2O5(OH)4 + 5 SiO2
Br2 + BeI2 = BeBr2 + I2 =>
Br2 + BeI2 = BeBr2 + I2
NaBH4 + H2SO4 = B2H6 + H2 + Na2SO4* =>
2 NaBH4 + H2SO4 = B2H6 + 2 H2 + Na2SO4*
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
HBr(aq) + K2S(aq) = K2Br + HS =>
HBr(aq) + K2S(aq) = K2Br + HS
Mg(s) + HBr(aq) = MgBr(aq) + H2(g) =>
2 Mg(s) + 2 HBr(aq) = 2 MgBr(aq) + H2(g)
C8H8O2 + C6H5 = C19H16 + O =>
C8H8O2 + 24 C6H5 = 8 C19H16 + 2 O
H2O + (CN)2 = NH3 + H2C2O4 =>
4 H2O + (CN)2 = 2 NH3 + H2C2O4
Na2CO3 + CaF2 = NaF + Ca2(CO3)2 =>
2 Na2CO3 + 2 CaF2 = 4 NaF + Ca2(CO3)2
C2H5OH + Cr2O7 + H{+} = Cr3{+} + C2H4O + H2O =>
20 C2H5OH + 3 Cr2O7 + 2 H{+} = 2 Cr3{+} + 20 C2H4O + 21 H2O
H2SO4 + Al = Al2SO4 + H2 =>
H2SO4 + 2 Al = Al2SO4 + H2
KNO3 + HNO2 = HNO3 + KNO2 =>
KNO3 + HNO2 = HNO3 + KNO2
C10H15NO + NaOH + C8H8O3 = C10H15N + NaHCO3 + H2O =>
17 C10H15NO + 8 NaOH + C8H8O3 = 17 C10H15N + 8 NaHCO3 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Hg3P + Ni = Ni3P2 + Hg =>
2 Hg3P + 3 Ni = Ni3P2 + 6 Hg
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NaH(CO3) + H(CH3COO) = Na(CH3COO) + H2O + CO2 =>
NaH(CO3) + H(CH3COO) = Na(CH3COO) + H2O + CO2
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Zn + CaBr2 = ZnBr2 + Ca =>
Zn + CaBr2 = ZnBr2 + Ca
Na2SO4(ac) + CaCl2(ac) = CaSO4(s) + NaCl(ac) =>
Na2SO4(ac) + CaCl2(ac) = CaSO4(s) + 2 NaCl(ac)
CaBr2 + KOH = Ca(OH)2 + KBr =>
CaBr2 + 2 KOH = Ca(OH)2 + 2 KBr
H2S + H2SO4 = SO2 + H2O =>
H2S + 3 H2SO4 = 4 SO2 + 4 H2O
MgCl2 + NH3 = Mg(NH3)2 + Cl =>
MgCl2 + 2 NH3 = Mg(NH3)2 + 2 Cl
BaOH2 + Na2SO4 = BaSO4 + Na2OH2 =>
BaOH2 + Na2SO4 = BaSO4 + Na2OH2
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
K2MnO4 + Na2SO4 + H2O = KMnO4 + Na2SO3 + KOH =>
2 K2MnO4 + Na2SO4 + H2O = 2 KMnO4 + Na2SO3 + 2 KOH
NHO3 + Zn = Zn(NO3)2 + NO + H2O =>
8 NHO3 + 3 Zn = 3 Zn(NO3)2 + 2 NO + 4 H2O
CuCl2 + NH4SCN = Cu(SCN)2 + NH4Cl =>
CuCl2 + 2 NH4SCN = Cu(SCN)2 + 2 NH4Cl
[]H2SO4 + []NaHCO3 = []Na2SO4 + []H2O + []CO2 =>
[]H2SO4 + 2[]NaHCO3 = []Na2SO4 + 2[]H2O + 2[]CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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