Équations équilibrées la veille |
H2S + 4 H2O2 = H2SO4 + 4 H2O
ZnSO4 + NaOH = Zn(OH)2 + Na2(SO4) =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2(SO4)
Fe + Cl2 = FeCl3 = ) =>
2 Fe + 3 Cl2 = 2 FeCl3
O2 + NaOH = Na2O2 + H2O2 =>
O2 + 2 NaOH = Na2O2 + H2O2
KI + HNO3 = NO + I2 + KNO3 + H2O =>
6 KI + 8 HNO3 = 2 NO + 3 I2 + 6 KNO3 + 4 H2O
NaHCO3 + NaOH = Na2CO3 + H2O =>
NaHCO3 + NaOH = Na2CO3 + H2O
KHSO4 + (NH4)2SO4 = K2SO4 + (NH4)HSO4 =>
2 KHSO4 + (NH4)2SO4 = K2SO4 + 2(NH4)HSO4
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
PCl3 + H2O + HNO3 = H3PO4 + HCl + NO2 =>
PCl3 + 2 H2O + 2 HNO3 = H3PO4 + 3 HCl + 2 NO2
Na + Zn(OH)2 = Na(OH)2 + Zn =>
Na + Zn(OH)2 = Na(OH)2 + Zn
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NaC2H3O2 + NaOH = CH4 + Na2CO3 =>
NaC2H3O2 + NaOH = CH4 + Na2CO3
K2SiO3H2SO4 = H2SiO3K2SO4 =>
K2SiO3H2SO4 = H2SiO3K2SO4
CaO + SO2 = CaSO4 + CaS =>
4 CaO + 4 SO2 = 3 CaSO4 + CaS
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C5H11CHO + O2 = CO2 + H2O =>
2 C5H11CHO + 17 O2 = 12 CO2 + 12 H2O
S2O3{-} = S4O6{2-} =>
2 S2O3{-} = S4O6{2-}
PbO2 + Cr(NO3)2 + HNO3 = H2Cr2O7 + H2O + Pb(NO3)2 =>
4 PbO2 + 2 Cr(NO3)2 + 4 HNO3 = H2Cr2O7 + H2O + 4 Pb(NO3)2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C6H12O6(l) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(l) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MgCl2 + H2SO4 = HCl + MgSO4 =>
MgCl2 + H2SO4 = 2 HCl + MgSO4
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Co(NO3)2 + Na2C2O4 = Co2(C2O4)2 + NaNO3 =>
2 Co(NO3)2 + 2 Na2C2O4 = Co2(C2O4)2 + 4 NaNO3
Fe + Cl2 = FeCl3 = ) =>
2 Fe + 3 Cl2 = 2 FeCl3
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
Fe + Cl2 = FeCl3 = ) =>
2 Fe + 3 Cl2 = 2 FeCl3
PCl3 + H2O + HNO3 = H3PO4 + HCl + NO2 =>
PCl3 + 2 H2O + 2 HNO3 = H3PO4 + 3 HCl + 2 NO2
HClO4(aq) + K2CO3(aq) = KClO4(aq) + H2CO3(aq) =>
2 HClO4(aq) + K2CO3(aq) = 2 KClO4(aq) + H2CO3(aq)
HCOOK + KOH = K2CO3 + H2 =>
HCOOK + KOH = K2CO3 + H2
K + SO4 = K2(SO4)2 =>
2 K + 2 SO4 = K2(SO4)2
HCOOK + KOH = K2CO3 + H2 =>
HCOOK + KOH = K2CO3 + H2
KOHNaCl = NaOHKCl =>
KOHNaCl = NaOHKCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
H2SO4 + HI = SO2 + I2 + H2O =>
H2SO4 + 2 HI = SO2 + I2 + 2 H2O
Pb(NO3)2(aq) + K3PO4(aq) = Pb3(PO4)2(s) + K(NO3)(aq) =>
3 Pb(NO3)2(aq) + 2 K3PO4(aq) = Pb3(PO4)2(s) + 6 K(NO3)(aq)
HNO3(aq) + K(OH)(aq) = K(NO3) + H2O =>
HNO3(aq) + K(OH)(aq) = K(NO3) + H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
Ni(OH)2(s) + HCl(aq) = NiCl2(aq) + H2O =>
Ni(OH)2(s) + 2 HCl(aq) = NiCl2(aq) + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H6 + O2 = C + H2O =>
2 C6H6 + 3 O2 = 12 C + 6 H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Ca3N2 = Ca + N2 =>
Ca3N2 = 3 Ca + N2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Hg0 = Hg02 =>
2 Hg0 = Hg02
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