| Équations équilibrées la veille |
NaHSO3 + 2 CuSO4 + 2 NaCN + H2O = 3 NaHSO4 + 2 CuCN
P + Cl = PCl5 =>
P + 5 Cl = PCl5
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NO + O2 + H2O = HNO3 =>
4 NO + 3 O2 + 2 H2O = 4 HNO3
SO3 + H2O = H{+} + HSO4{-} =>
SO3 + H2O = H{+} + HSO4{-}
NH3OHCl + FeCl3 = FeCl2 + HCl + H2O + N =>
NH3OHCl + FeCl3 = FeCl2 + 2 HCl + H2O + N
AgCl + NH3 = Ag(NH3)2 + Cl =>
AgCl + 2 NH3 = Ag(NH3)2 + Cl
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
K2S4O6 + K2Cr2O7 + HNO3 = Cr(NO3)3 + KNO3 + H2SO4 + H2O =>
3 K2S4O6 + 7 K2Cr2O7 + 62 HNO3 = 14 Cr(NO3)3 + 20 KNO3 + 12 H2SO4 + 19 H2O
Al4(SiO4)3 = SiO2 + Al2O3 =>
Al4(SiO4)3 = 3 SiO2 + 2 Al2O3
H2SeO3 + HClO3 = Cl2 + H2O + H2SeO4 =>
5 H2SeO3 + 2 HClO3 = Cl2 + H2O + 5 H2SeO4
CaSO4*2H2O + Sr(NO3)2 = SrSO4 + Ca(NO3)2 + H2O =>
CaSO4*2H2O + Sr(NO3)2 = SrSO4 + Ca(NO3)2 + 2 H2O
C4H6 + HCN = NC(CH2)4CN =>
C4H6 + 2 HCN = NC(CH2)4CN
MgCl2 + H2SO4 = HCl + MgSO4 =>
MgCl2 + H2SO4 = 2 HCl + MgSO4
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
C7H6O3 + C2H5OH = C10H12O3 + H2O =>
2 C7H6O3 + 3 C2H5OH = 2 C10H12O3 + 3 H2O
HCOOH + NaOH = HCOONa + H2O =>
HCOOH + NaOH = HCOONa + H2O
COCl2(g) + Na(s) = NaCl(s) + CO(g) =>
COCl2(g) + 2 Na(s) = 2 NaCl(s) + CO(g)
Be + As = BeAs =>
Be + As = BeAs
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
HNO3 + K2CO3 = KNO3 + H2O + CO2 =>
2 HNO3 + K2CO3 = 2 KNO3 + H2O + CO2
Na3PO4 + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
BaCO3 + HCl = BaCl2 + H2CO3 =>
BaCO3 + 2 HCl = BaCl2 + H2CO3
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H3Po4 + Ca(No3)2 = Ca3(Po4)2 + HNo3 =>
2 H3Po4 + 3 Ca(No3)2 = Ca3(Po4)2 + 6 HNo3
CuO + HClO3 = Cu(ClO3)2 + H2O =>
CuO + 2 HClO3 = Cu(ClO3)2 + H2O
Te + O2 = Te2O =>
4 Te + O2 = 2 Te2O
Cu + Pt(NO3)3 = Cu(NO3)2 + Pt =>
3 Cu + 2 Pt(NO3)3 = 3 Cu(NO3)2 + 2 Pt
Mg2 + O2 = MgO =>
Mg2 + O2 = 2 MgO
CuS + O2 = Cu + SO2 =>
CuS + O2 = Cu + SO2
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
AgCl + NH3 = Ag(NH3)2 + Cl =>
AgCl + 2 NH3 = Ag(NH3)2 + Cl
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
CO2 + HCl = CCl4 + H2O =>
CO2 + 4 HCl = CCl4 + 2 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
C5H7O2 + NaH + HCl = C5H12O2 + NaCl =>
2 C5H7O2 + 5 NaH + 5 HCl = 2 C5H12O2 + 5 NaCl
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Hg2(NO3)2 + KI = Hg2I + K(NO3)2 =>
Hg2(NO3)2 + KI = Hg2I + K(NO3)2
CaCl2 + NaCo3 = Ca + CoCl2 + NaCl =>
7 CaCl2 + 2 NaCo3 = 7 Ca + 6 CoCl2 + 2 NaCl
Si2H + O2 = SiO2 + H2O3 =>
4 Si2H + 11 O2 = 8 SiO2 + 2 H2O3
I2 + KI = K[I(I2)] =>
I2 + KI = K[I(I2)]
Br2 + NaOH = NaBr + NaBrO3 + H2O =>
3 Br2 + 6 NaOH = 5 NaBr + NaBrO3 + 3 H2O
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Équations équilibrées sur02/10/25
Équations équilibrées sur03/12/24
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