| Équations équilibrées la veille |
NaOH + H2O = NaO + H3O
CO + SO2 = S2 + CO2 =>
4 CO + 2 SO2 = S2 + 4 CO2
N2 + Fl2 = NFl3 =>
N2 + 3 Fl2 = 2 NFl3
HCOOH + O2 = H2O + CO3 =>
HCOOH + O2 = H2O + CO3
K2Cr2O7 + H2SO4 + H2S = KHS04 + Cr2(SO4)2 + H2O =>
2 K2Cr2O7 + 5 H2SO4 + 15 H2S = 4 KHS04 + 2 Cr2(SO4)2 + 18 H2O
H2AsO4{-} + H{+} + {-} = H3AsO3 + H2O =>
H2AsO4{-} + 3 H{+} + 2e = H3AsO3 + H2O
NH4OH + Hg = Hg(OH)2 + NH4 =>
2 NH4OH + Hg = Hg(OH)2 + 2 NH4
KAl(SO4)2 + H2O = KAlO + SO4H =>
KAl(SO4)2 + H2O = KAlO + 2 SO4H
Al(Cl3)3 + Cs = Cl + Al(Cs3)3 =>
Al(Cl3)3 + 9 Cs = 9 Cl + Al(Cs3)3
Cu2O + H2SO4 = H2O + CuSO4 + SO2 =>
Cu2O + 3 H2SO4 = 3 H2O + 2 CuSO4 + SO2
NaI + I2 = NaI2 =>
2 NaI + I2 = 2 NaI2
MgS + CuCl = MgCl2 + Cu2S =>
MgS + 2 CuCl = MgCl2 + Cu2S
Cl{+} + Al{2}O{3} = Cl{2}O + Al =>
2 Cl{+} + Al{2}O{3} = 2 Cl{2}O + Al
[Ca(NO3)]2 + Na2CO3 = Ca2CO3 + NaNO3 =>
[Ca(NO3)]2 + Na2CO3 = Ca2CO3 + 2 NaNO3
HCl + MhO2 = MhCl2 + H2O + Cl2 =>
4 HCl + MhO2 = MhCl2 + 2 H2O + Cl2
H2Se + O2F2 = SeF6 + HF + O2 =>
H2Se + 4 O2F2 = SeF6 + 2 HF + 4 O2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
NO2NO2 + H2O = HNO3 + HNO2 =>
NO2NO2 + H2O = HNO3 + HNO2
Rb + HOH = Rb(OH) + H2 =>
2 Rb + 2 HOH = 2 Rb(OH) + H2
S2O3{2-} + Cl2 + H2O = SO4{2-} + Cl{-} + H{+} =>
S2O3{2-} + 4 Cl2 + 5 H2O = 2 SO4{2-} + 8 Cl{-} + 10 H{+}
Zn3(PO4)2 + NH3 = H3PO4 + Zn + N =>
Zn3(PO4)2 + 2 NH3 = 2 H3PO4 + 3 Zn + 2 N
HCl + NHO3 = HClO + NO + H2O =>
3 HCl + 2 NHO3 = 3 HClO + 2 NO + H2O
Mg + HCl = Mg6Cl7 + H2 =>
12 Mg + 14 HCl = 2 Mg6Cl7 + 7 H2
C + S8 = C4S2 =>
16 C + S8 = 4 C4S2
SiCl4 + NH3 = HCl + Si3N4 =>
3 SiCl4 + 4 NH3 = 12 HCl + Si3N4
HCl + MhO2 = MhCl2 + H2O + Cl2 =>
4 HCl + MhO2 = MhCl2 + 2 H2O + Cl2
C16H18N2O4S + H2O = C8H12N2O3S + C8H8O2 =>
C16H18N2O4S + H2O = C8H12N2O3S + C8H8O2
AsBr3 + Cl2 = AsCl + Br3 =>
2 AsBr3 + Cl2 = 2 AsCl + 2 Br3
C6H5CH3CH2 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
35 C6H5CH3CH2 + 54 KMnO4 + 81 H2SO4 = 40 C6H5COOH + 54 MnSO4 + 27 K2SO4 + 136 H2O
K2Cr2O7 + H2SO4 + H2S = KHS04 + Cr2(SO4)2 + H2O =>
2 K2Cr2O7 + 5 H2SO4 + 15 H2S = 4 KHS04 + 2 Cr2(SO4)2 + 18 H2O
AlCl3 + Ca = Al + Cl3Ca =>
AlCl3 + Ca = Al + Cl3Ca
NH4(SO4) + Ca(PO4) = NH4(PO4) + Ca(SO4) =>
NH4(SO4) + Ca(PO4) = NH4(PO4) + Ca(SO4)
K2Cr2O7 + H2SO4 + H2S = KHS04 + Cr2(SO4)2 + H2O =>
2 K2Cr2O7 + 5 H2SO4 + 15 H2S = 4 KHS04 + 2 Cr2(SO4)2 + 18 H2O
Sn + MnO2 + H{+} = Sn{2+} + Mn{2+} + H2O =>
Sn + MnO2 + 4 H{+} = Sn{2+} + Mn{2+} + 2 H2O
HCOOH + O2 = H2O + CO3 =>
HCOOH + O2 = H2O + CO3
NH4Br + Al2(SO4)3 = AlBr3 + (NH4)2 + SO4 =>
6 NH4Br + Al2(SO4)3 = 2 AlBr3 + 3(NH4)2 + 3 SO4
Cu2 + NO3 + NaOH = CuOH + NaNO3 =>
Cu2 + 2 NO3 + 2 NaOH = 2 CuOH + 2 NaNO3
NH4NO3 + Cu = Cu(NO3)2 + NH3 + H2O =>
9 NH4NO3 + 4 Cu = 4 Cu(NO3)2 + 10 NH3 + 3 H2O
HCOOH + O2 = H2O + CO3 =>
HCOOH + O2 = H2O + CO3
HReO4 + Zr(OH)3 = Zr(ReO4)3 + H2O =>
3 HReO4 + Zr(OH)3 = Zr(ReO4)3 + 3 H2O
Mg(OH)2CO2 = MgCO3 + H2O =>
Mg(OH)2CO2 = MgCO3 + H2O
FeF2 + KOH = KF + Fe(OH)2 =>
FeF2 + 2 KOH = 2 KF + Fe(OH)2
KNO3 + (NH4)2SO4 = K2SO4 + N2O + H2O =>
2 KNO3 + (NH4)2SO4 = K2SO4 + 2 N2O + 4 H2O
Fe2P + FeS2 = FeS + PS =>
Fe2P + 3 FeS2 = 5 FeS + PS
H2CO3 + Mn(OH)2 = MnCO3 + HOH =>
H2CO3 + Mn(OH)2 = MnCO3 + 2 HOH
C7H6O2 + C4H8O2 = C11H14O4 =>
C7H6O2 + C4H8O2 = C11H14O4
Na + Cl2 + O2 = NaClO2 =>
2 Na + Cl2 + 2 O2 = 2 NaClO2
K{-} + O{+2} = K2O =>
2 K{-} + O{+2} = K2O
C15H14O6 + C2H5OH = C17H19O6 + H2O =>
54 C15H14O6 + 71 C2H5OH = 56 C17H19O6 + 59 H2O
C2H5OHCH4(g) + O2(g) = CO2(g) + H2O(v) =>
C2H5OHCH4(g) + 5 O2(g) = 3 CO2(g) + 5 H2O(v)
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Équations équilibrées sur12/20/24
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