Équations équilibrées la veille |
6 MnWO4 + 6 Na2CO3 + O2 = 6 Na2WO4 + 2 Mn3O4 + 6 CO2
KMnO4 + H2S = K2S + MnS + H2O + S =>
2 KMnO4 + 8 H2S = K2S + 2 MnS + 8 H2O + 5 S
NaOH(l) + HCl(l) = NaCl(ac) + H2O(l) =>
NaOH(l) + HCl(l) = NaCl(ac) + H2O(l)
Sr(s) + HNO3(aq) = Sr(NO3)2(aq) + H2(g) =>
Sr(s) + 2 HNO3(aq) = Sr(NO3)2(aq) + H2(g)
CaCO3 + NaCl = Na2CO3 + CaCl2 =>
CaCO3 + 2 NaCl = Na2CO3 + CaCl2
POCl3 + NH3 = (H2N)3PO + NH4Cl =>
POCl3 + 6 NH3 = (H2N)3PO + 3 NH4Cl
Li3(PO4) + Al2O3 = AlPO4 + Li2O =>
2 Li3(PO4) + Al2O3 = 2 AlPO4 + 3 Li2O
K2CO3(aq) + HNO3(aq) = KNO3(aq) + H2O(l) + CO2(g) =>
K2CO3(aq) + 2 HNO3(aq) = 2 KNO3(aq) + H2O(l) + CO2(g)
Ca3(PO4)2(s) = CaO + P2O5 =>
Ca3(PO4)2(s) = 3 CaO + P2O5
NaBH4 + HCl = NaCl + H2 + B2H6 =>
2 NaBH4 + 2 HCl = 2 NaCl + 2 H2 + B2H6
H2S + OCN = SCN + H2O =>
H2S + OCN = SCN + H2O
Al(CrO) = AlCrO =>
Al(CrO) = AlCrO
Br(l) + N(g) = NBr3(g) =>
3 Br(l) + N(g) = NBr3(g)
NiNO{-}3 + KCO{-}2 = NiCO{-}2 + KNO{-}3 =>
NiNO{-}3 + KCO{-}2 = NiCO{-}2 + KNO{-}3
Ca(OH)2 + KI = KOH + CaI2 =>
Ca(OH)2 + 2 KI = 2 KOH + CaI2
K2SO4 + HCl = KCl + SO3 + H2O =>
K2SO4 + 2 HCl = 2 KCl + SO3 + H2O
AgNO3 + AlI3 = AgI + Al(NO3)3 =>
3 AgNO3 + AlI3 = 3 AgI + Al(NO3)3
Na2OH2SO4 = Na2SO4H2O =>
Na2OH2SO4 = Na2SO4H2O
NaBH4 + HCl = NaCl + BH3 + H2 =>
NaBH4 + HCl = NaCl + BH3 + H2
C7H6O3 + KHCO3 = C7H5O3K + CO2 + H2O =>
C7H6O3 + KHCO3 = C7H5O3K + CO2 + H2O
MnO2 + NaCl = MnCl2 + NaO =>
MnO2 + 2 NaCl = MnCl2 + 2 NaO
TlCl + AgNO3 = TlNO3 + AgCl =>
TlCl + AgNO3 = TlNO3 + AgCl
Ca + NH3 = CaH2 + Ca3N2 =>
6 Ca + 2 NH3 = 3 CaH2 + Ca3N2
C2H5OH + I2O5 = I2 + C2H4O2 + H2O =>
5 C2H5OH + 2 I2O5 = 2 I2 + 5 C2H4O2 + 5 H2O
OH{-} + S2O8{-2} + Ni(OH)2 = SO4{-2} + NiO2 + H2O =>
2 OH{-} + S2O8{-2} + Ni(OH)2 = 2 SO4{-2} + NiO2 + 2 H2O
NOBr = NO + Br2 =>
2 NOBr = 2 NO + Br2
NaBH4 + HCl = NaCl + BCl3 + H2 =>
NaBH4 + 4 HCl = NaCl + BCl3 + 4 H2
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
SO2CaO = Ca(SO3) =>
SO2CaO = Ca(SO3)
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
Be + HI = BeI2 + H2 =>
Be + 2 HI = BeI2 + H2
AlBr3(aq) + K2SO4(aq) = KBr(aq) + Al2(SO4)3(aq) =>
2 AlBr3(aq) + 3 K2SO4(aq) = 6 KBr(aq) + Al2(SO4)3(aq)
K2S + HNO2 = KNO2 + H2S =>
K2S + 2 HNO2 = 2 KNO2 + H2S
Na2Co3 + HCl = NaCl + NaHCo3 =>
Na2Co3 + HCl = NaCl + NaHCo3
Na3PO4 + AlCl2 = Na3Cl2 + AlPO4 =>
Na3PO4 + AlCl2 = Na3Cl2 + AlPO4
NaCl + Ca(NO2)2 = Na(NO2) + CaCl2 =>
2 NaCl + Ca(NO2)2 = 2 Na(NO2) + CaCl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn + HNO3 = Zn(NO3)2 + H2 = =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
CaS2 + O2 = CaS2O3 =>
2 CaS2 + 3 O2 = 2 CaS2O3
Sr(OH)2*8H2O(s) + NH4Cl(s) = SrCl2(aq) + NH3(g) + H2O(l) =>
Sr(OH)2*8H2O(s) + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(g) + 10 H2O(l)
Fe(s) + HCl(ac) = FeCl3(ac) + H2 =>
2 Fe(s) + 6 HCl(ac) = 2 FeCl3(ac) + 3 H2
K2Cr2O7 + C2H5OH + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 3 C2H5OH + 8 H2SO4 = 3 CH3COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
K2Cr2O7 = K2CrO4 + Cr2O3 + O2 =>
4 K2Cr2O7 = 4 K2CrO4 + 2 Cr2O3 + 3 O2
NOBr = NO + Br2 =>
2 NOBr = 2 NO + Br2
CrCl3 + Sr(OH)2 = Cr(OH)3 + SrCl2 =>
2 CrCl3 + 3 Sr(OH)2 = 2 Cr(OH)3 + 3 SrCl2
CH3CHOHCH3 + NaOH = CH3CHONaCH3 + H2O =>
CH3CHOHCH3 + NaOH = CH3CHONaCH3 + H2O
Fe2 + H2SO4 = Fe3SO4 + H2 =>
3 Fe2 + 2 H2SO4 = 2 Fe3SO4 + 2 H2
MgCO3 + H3PO4 = MgPO4 + H3CO3 =>
MgCO3 + H3PO4 = MgPO4 + H3CO3
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
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