Équations équilibrées la veille |
Na2SO3 + Cl2 = 2 NaCl + SO3
SCN + Ag = AgSCN =>
SCN + Ag = AgSCN
Zn = Zn{+2} + {-} =>
Zn = Zn{+2} + 2e
K2Cr2O7 + FeSO4 + H2SO4 = Cr(SO4) + Fe2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 8 FeSO4 + 7 H2SO4 = 2 Cr(SO4) + 4 Fe2(SO4)3 + K2SO4 + 7 H2O
KI + HCl = HKI + Cl =>
KI + HCl = HKI + Cl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
V + I2 = VI =>
2 V + I2 = 2 VI
Zn = Zn2{+} + e =>
2 Zn = Zn2{+} + e
SO2 + ZnO = O2 + ZnS =>
2 SO2 + 2 ZnO = 3 O2 + 2 ZnS
Ni3(PO4)2 + HCl = H3PO4 + NiCl2 =>
Ni3(PO4)2 + 6 HCl = 2 H3PO4 + 3 NiCl2
C5H7NO2 + O2 = CO2 + H2O + NO2 =>
4 C5H7NO2 + 27 O2 = 20 CO2 + 14 H2O + 4 NO2
NaOH + CuSO4 = Na2SO4 + Cu(OH)2 =>
2 NaOH + CuSO4 = Na2SO4 + Cu(OH)2
AgNo{3} + NaOH = AgOH + NaNo{3} =>
AgNo{3} + NaOH = AgOH + NaNo{3}
PbCl2 + HCl = PbCl3 + H =>
PbCl2 + HCl = PbCl3 + H
MgO + Br2 = MgOBr2 =>
MgO + Br2 = MgOBr2
Al3(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al3(s) + 18 HCl(aq) = 6 AlCl3(aq) + 9 H2(g)
KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O =>
2 KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O
Sr(s) + HBr(aq) = SrBr(aq) + H2(g) =>
2 Sr(s) + 2 HBr(aq) = 2 SrBr(aq) + H2(g)
NiBr2 + (NH4)2S = NiS + BrNH4 =>
NiBr2 + (NH4)2S = NiS + 2 BrNH4
Ba{2+} + SO4{2-} = BaSO4 =>
Ba{2+} + SO4{2-} = BaSO4
S2Cl2 + NH3 = S4N4 + S8 + NH4Cl =>
6 S2Cl2 + 16 NH3 = S4N4 + S8 + 12 NH4Cl
Al + CrCl3 = AlCl3 + Cr =>
Al + CrCl3 = AlCl3 + Cr
BaS + Fe2(SO4)3 = BaSO4 + FeS + S =>
3 BaS + Fe2(SO4)3 = 3 BaSO4 + 2 FeS + S
(CaSO4)2H2O + KOH = H2SO4 + Ca(OH)2 + K2O =>
(CaSO4)2H2O + 6 KOH = 2 H2SO4 + 2 Ca(OH)2 + 3 K2O
CuCl2 + K2S = KCl + CuS =>
CuCl2 + K2S = 2 KCl + CuS
Zn = Zn{2+} + e =>
Zn = Zn{2+} + 2e
SO4 + CO2 = SO4CO2 =>
SO4 + CO2 = SO4CO2
Zn = Zn{+2} + e =>
Zn = Zn{+2} + 2e
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
MnO4 + HCl = Cl2 + MnO + H2O =>
MnO4 + 6 HCl = 3 Cl2 + MnO + 3 H2O
V + I2 = VI5 =>
2 V + 5 I2 = 2 VI5
Ba(OH)2 + TiCl4 + NaOH = BaTiO3 + NaCl + H2O =>
Ba(OH)2 + TiCl4 + 4 NaOH = BaTiO3 + 4 NaCl + 3 H2O
Ag + HBr = AgBr + H2 =>
2 Ag + 2 HBr = 2 AgBr + H2
C5H7NO2 + O2 = CO2 + H2O + NH3 =>
C5H7NO2 + 5 O2 = 5 CO2 + 2 H2O + NH3
SrSO4 + AgNO3 = Ag2SO4 + Sr(NO3)2 =>
SrSO4 + 2 AgNO3 = Ag2SO4 + Sr(NO3)2
PbCO3 + NaNO3 = Pb3O4 + NaNO2 + CO2 =>
3 PbCO3 + NaNO3 = Pb3O4 + NaNO2 + 3 CO2
Na2OSO2 = Na2SO3 =>
Na2OSO2 = Na2SO3
Na2S + HNO3 + HCl = S + NO + NaCl + H2O =>
3 Na2S + 2 HNO3 + 6 HCl = 3 S + 2 NO + 6 NaCl + 4 H2O
PCl5(s) + H2O(l) = H3PO4(s) + HCl(aq) =>
PCl5(s) + 4 H2O(l) = H3PO4(s) + 5 HCl(aq)
C2(s) + S(s) = CS2(l) =>
C2(s) + 4 S(s) = 2 CS2(l)
NaO2 + NH3 = Na + N2 + H2O =>
3 NaO2 + 4 NH3 = 3 Na + 2 N2 + 6 H2O
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaNO3(aq)
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
C5H11NO2 + C2H5OH = C5H11OH + C2H5NO2 =>
C5H11NO2 + C2H5OH = C5H11OH + C2H5NO2
KBr + H2SO4 = Br2 + H2S + H2O + K2SO4 =>
8 KBr + 5 H2SO4 = 4 Br2 + H2S + 4 H2O + 4 K2SO4
C3H6 + O2 = CO6 + HO8 =>
C3H6 + 33 O2 = 3 CO6 + 6 HO8
(NH4)2S + NiBr2 = (NH4)2Br2 + NiS =>
(NH4)2S + NiBr2 = (NH4)2Br2 + NiS
SO3 + Na2O = Na2SO4 =>
SO3 + Na2O = Na2SO4
HI + Ca = H2Ca + I2 =>
2 HI + Ca = H2Ca + I2
C(s) + O2 = CO2(g) =>
C(s) + O2 = CO2(g)
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