Équations équilibrées la veille |
2 Al + 3 FeO = 3 Fe + Al2O3
H2SO4(ac) + H2O(l) = H3O(ac) + HSO4 =>
H2SO4(ac) + H2O(l) = H3O(ac) + HSO4
MgCl2 + NaF = MgF2 + NaCl =>
MgCl2 + 2 NaF = MgF2 + 2 NaCl
[Cu(NH3)2]Cl + K2S = Cu2S + KCl + NH3 =>
2[Cu(NH3)2]Cl + K2S = Cu2S + 2 KCl + 4 NH3
CuSO4 + KCl = K2SO4 + CuCl2 =>
CuSO4 + 2 KCl = K2SO4 + CuCl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Cu{2+} + Cl{-} + SO2 + H2O = CuCl + SO4{2-} + H{+} =>
2 Cu{2+} + 2 Cl{-} + SO2 + 2 H2O = 2 CuCl + SO4{2-} + 4 H{+}
Ca(NO3)2(aq) + H2SO4(aq) = CaSO4(s) + HNO3(aq) =>
Ca(NO3)2(aq) + H2SO4(aq) = CaSO4(s) + 2 HNO3(aq)
CH3COOCH2C6H5 + NaOH = HCOONa + HOC6H4C2H5 =>
CH3COOCH2C6H5 + NaOH = HCOONa + HOC6H4C2H5
NH3(g) + O2 = NO(g) + H2(g) =>
2 NH3(g) + O2 = 2 NO(g) + 3 H2(g)
Ru(OH)6 + H2SO3 = Ru(SO3)3 + H2O =>
Ru(OH)6 + 3 H2SO3 = Ru(SO3)3 + 6 H2O
Ag(NO3)(aq) + Na3(PO4)(aq) = Ag(PO4)(aq) + Na3(NO3)(aq) =>
Ag(NO3)(aq) + Na3(PO4)(aq) = Ag(PO4)(aq) + Na3(NO3)(aq)
CH3COOH + HNO3 = N2 + CO2 + H2O =>
5 CH3COOH + 8 HNO3 = 4 N2 + 10 CO2 + 14 H2O
K2S + Al(NO3)3 = Al2S3 + KNO3 =>
3 K2S + 2 Al(NO3)3 = Al2S3 + 6 KNO3
CuCl + NaOH = Cu2O + NaCl + H2O =>
2 CuCl + 2 NaOH = Cu2O + 2 NaCl + H2O
CoCl2 + KOH = Co(OH)2 + ClK =>
CoCl2 + 2 KOH = Co(OH)2 + 2 ClK
CaO + H2O + SO2 = CaSO3*2H2O =>
CaO + 2 H2O + SO2 = CaSO3*2H2O
Au(OH)3 = Au2O3 + H2O =>
2 Au(OH)3 = Au2O3 + 3 H2O
PbCl3 + NH4SCN = Pb(SCN)3 + NH4Cl =>
PbCl3 + 3 NH4SCN = Pb(SCN)3 + 3 NH4Cl
Fe(s) + HCl(g) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(g) = 2 FeCl3(aq) + 3 H2(g)
NH4Cl(aq) + Ba(NO3)2(aq) = BaCl2(s) + NH4NO3(aq) =>
2 NH4Cl(aq) + Ba(NO3)2(aq) = BaCl2(s) + 2 NH4NO3(aq)
MgSO4 + BaCl2 = BaSO4 + MgCl2 =>
MgSO4 + BaCl2 = BaSO4 + MgCl2
C6H5COOC2H5H2O = C6H5COOHHOC2H5 =>
C6H5COOC2H5H2O = C6H5COOHHOC2H5
K2S + ZnCl2 = ZnS + KCl =>
K2S + ZnCl2 = ZnS + 2 KCl
C6H5(CH3)2 + KMnO4 = C6H5(COOH)2 + MnO2 + KOH =>
C6H5(CH3)2 + 4 KMnO4 = C6H5(COOH)2 + 4 MnO2 + 4 KOH
C2H5(NO3)3 = C + H2O + N2 + O2 =>
4 C2H5(NO3)3 = 8 C + 10 H2O + 6 N2 + 13 O2
MgO + NH4F = MgF2 + NH3 + H2O =>
MgO + 2 NH4F = MgF2 + 2 NH3 + H2O
H2S + Na2Cr2O7 + HCl = S + CrCl3 + H2O + NaCl =>
3 H2S + Na2Cr2O7 + 8 HCl = 3 S + 2 CrCl3 + 7 H2O + 2 NaCl
Sn + HNO3 + H{+} = Sn{+2} + NH4 + H2O =>
9 Sn + 2 HNO3 + 18 H{+} = 9 Sn{+2} + 2 NH4 + 6 H2O
MnO4{-} + H2O + C6H12 = MnO2 + OH{-} + C6H14O2 =>
2 MnO4{-} + 4 H2O + 3 C6H12 = 2 MnO2 + 2 OH{-} + 3 C6H14O2
AgNO3(aq) + CaSO4(aq) = Ag2SO4 + Ca(NO3)2 =>
2 AgNO3(aq) + CaSO4(aq) = Ag2SO4 + Ca(NO3)2
H2S + HF = H2 + SF6 =>
H2S + 6 HF = 4 H2 + SF6
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
KIO3 + Fe(ClO3)3 = KClO3 + Fe(IO3)3 =>
3 KIO3 + Fe(ClO3)3 = 3 KClO3 + Fe(IO3)3
BaSO4 + CaCl2 = CaSO4 + BaCl2 =>
BaSO4 + CaCl2 = CaSO4 + BaCl2
AlCl3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Cl2 + K2SO4 + Al2(SO4)3 + H2O =>
2 AlCl3 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 3 Cl2 + K2SO4 + Al2(SO4)3 + 7 H2O
Mn3O4 + P2O5 = Mn3(PO4)2 + O2 =>
2 Mn3O4 + 2 P2O5 = 2 Mn3(PO4)2 + O2
Li + O2 = Li2O2 =>
2 Li + O2 = Li2O2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C6H5(CH3)2 + KMnO4 + KOH = C6H5(COOK)3 + K2MnO4 + H2O =>
9 C6H5(CH3)2 + 131 KMnO4 + 155 KOH = 8 C6H5(COOK)3 + 131 K2MnO4 + 107 H2O
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Al{3+} + OH({-}) = Al(OH)3 =>
Al{3+} + 3 OH({-}) = Al(OH)3
BaS2O3 + Pb(C2H3O2)2 = Ba(C2H3O2)2 + PbS2O3 =>
BaS2O3 + Pb(C2H3O2)2 = Ba(C2H3O2)2 + PbS2O3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Li(s) + H2O(l) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
CaCe2 + Na2CO3 = CaCO3 + NaCe =>
CaCe2 + Na2CO3 = CaCO3 + 2 NaCe
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
CO2 + C = CO =>
CO2 + C = 2 CO
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