| Équations équilibrées la veille |
4 Ni + 10 HNO3 = 4 Ni(NO3)2 + 5 H2O + N2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
HCl(ac) + Ca(s) = CaCl2(ac) + H2(g) =>
2 HCl(ac) + Ca(s) = CaCl2(ac) + H2(g)
Na2S + ZnCl2 = Na2Zn + SCl2 =>
Na2S + ZnCl2 = Na2Zn + SCl2
CuCl2H20Al3 = Al3Cl2CuH20 =>
CuCl2H20Al3 = Al3Cl2CuH20
CH3CH2OHCH3COOH = CH3COOCH2CH3H2O =>
CH3CH2OHCH3COOH = CH3COOCH2CH3H2O
BeO + KOH + H2O = Be(OH)4 + K =>
BeO + 2 KOH + H2O = Be(OH)4 + 2 K
HI + Ba(OH) = BaI + H2O =>
HI + Ba(OH) = BaI + H2O
Al2Br(s) = Br2(l) + Al(l) =>
2 Al2Br(s) = Br2(l) + 4 Al(l)
CH3CH2OH + KMnO4 = HCOOH + H2O + MnO2 + K =>
CH3CH2OH + 2 KMnO4 = 2 HCOOH + H2O + 2 MnO2 + 2 K
CaCl2(s) + AgNO3(s) = AgCl(s) + Ca(NO3)2(s) =>
CaCl2(s) + 2 AgNO3(s) = 2 AgCl(s) + Ca(NO3)2(s)
HCl + Mn2O2 = MnCl + H2O + Cl =>
4 HCl + Mn2O2 = 2 MnCl + 2 H2O + 2 Cl
In + Br2 = In2Br3 =>
4 In + 3 Br2 = 2 In2Br3
PO + HNO3 = HPO4 + NO2 + H2O =>
PO + 5 HNO3 = HPO4 + 5 NO2 + 2 H2O
FeCuCl2 = FeCl2Cu =>
FeCuCl2 = FeCl2Cu
Al(s) + Cr(NO3)2(aq) = Cr(s) + Al(NO3)3(aq) =>
2 Al(s) + 3 Cr(NO3)2(aq) = 3 Cr(s) + 2 Al(NO3)3(aq)
NH3 + H2 = NH4 =>
2 NH3 + H2 = 2 NH4
Zn + Fe2(SO4)3 = ZnSO4 + Fe =>
3 Zn + Fe2(SO4)3 = 3 ZnSO4 + 2 Fe
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
BaCl2 + Al2(CrO4)3 = BaCrO4 + AlCl3 =>
3 BaCl2 + Al2(CrO4)3 = 3 BaCrO4 + 2 AlCl3
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Mg(s) + HCl = MgCl2H2 =>
Mg(s) + 2 HCl = MgCl2H2
MnSO4 + Na2CO3 + HCl = Na2SO4 + H2CO3 + MnCl2 =>
MnSO4 + Na2CO3 + 2 HCl = Na2SO4 + H2CO3 + MnCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
P(s) + HNO3(l) = H2O(l) + H3PO4(aq) + NO2(g) =>
P(s) + 5 HNO3(l) = H2O(l) + H3PO4(aq) + 5 NO2(g)
CH3(CH2)6CH3(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3(CH2)6CH3(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
NaClO2 = O + NaCl =>
NaClO2 = 2 O + NaCl
OCl{-} + S2O3{2-} + OH{-} = SO3{-2} + Cl{-} + H2O =>
2 OCl{-} + S2O3{2-} + 2 OH{-} = 2 SO3{-2} + 2 Cl{-} + H2O
C6H6CH3CH3 + KMnO4 + H2SO4 = C8H6O4 + K2SO4 + MnSO4 + H2O =>
5 C6H6CH3CH3 + 14 KMnO4 + 21 H2SO4 = 5 C8H6O4 + 7 K2SO4 + 14 MnSO4 + 36 H2O
C5H13 + HCl = C5H14 + Cl2 =>
2 C5H13 + 2 HCl = 2 C5H14 + Cl2
CaSO4*2H2O = CaO + SO3 + H2O =>
CaSO4*2H2O = CaO + SO3 + 2 H2O
H2SO4 + BaCl2 = HCl(aq) + BaSO4(s) =>
H2SO4 + BaCl2 = 2 HCl(aq) + BaSO4(s)
B + I2 = BI3 =>
2 B + 3 I2 = 2 BI3
MgCO3 + HC1 = MgC1 + H2O + CO2 =>
5 MgCO3 + 6 HC1 = 5 MgC1 + 3 H2O + 6 CO2
KClO4 + H2SO4 = HKSO4 + O2 + ClO3 + H2O =>
4 KClO4 + 4 H2SO4 = 4 HKSO4 + O2 + 4 ClO3 + 2 H2O
HF + Al = F3Al + H2 =>
6 HF + 2 Al = 2 F3Al + 3 H2
SF4(s) + I2O5(s) = IF5(s) + SO2(g) =>
5 SF4(s) + 2 I2O5(s) = 4 IF5(s) + 5 SO2(g)
Mg(NO3)2 + NaOH = Mg + OH + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg + 2 OH + 2 NaNO3
Na2S(aq) + CdSO4(aq) = Na2SO4 + CdS =>
Na2S(aq) + CdSO4(aq) = Na2SO4 + CdS
Mg2 + Zn(NO3)2 = Zn2 + Mg(NO3)2 =>
Mg2 + 2 Zn(NO3)2 = Zn2 + 2 Mg(NO3)2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
NaNO3 + HCl + C6H5NH2 = C6H5N2 + Cl + NaOH + H2O =>
NaNO3 + 3 HCl + C6H5NH2 = C6H5N2 + 3 Cl + NaOH + 2 H2O
Cr(OH)3 + HNO2 = Cr(OH)2NO2 + H2O =>
Cr(OH)3 + HNO2 = Cr(OH)2NO2 + H2O
Al + NiCl2 = AlCl3 + Ni =>
2 Al + 3 NiCl2 = 2 AlCl3 + 3 Ni
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AuS3 + H2 = Au + H2S =>
AuS3 + 3 H2 = Au + 3 H2S
K2Cr2O7 + CuS + HCl = KCl + CrCl3 + CuCl2 + H2SO4 + H2O =>
4 K2Cr2O7 + 3 CuS + 38 HCl = 8 KCl + 8 CrCl3 + 3 CuCl2 + 3 H2SO4 + 16 H2O
SO3(g) + H20(l) = SO2 + H2O =>
10 SO3(g) + H20(l) = 10 SO2 + 10 H2O
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Équations équilibrées sur12/10/24
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