Équations équilibrées la veille |
2 NaHCO3 = Na2CO3 + CO2 + H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
SiO2(s) + CaO(s) = CaSiO3 =>
SiO2(s) + CaO(s) = CaSiO3
KHC8H4 + NaOH = KNaC8H4 + H2O =>
KHC8H4 + NaOH = KNaC8H4 + H2O
NaCl2(NCO)3 + H2O = HOCl + NaH2(NCO)3 =>
NaCl2(NCO)3 + 2 H2O = 2 HOCl + NaH2(NCO)3
H3AsO3 + I3 + H2O = H3AsO4 + HI =>
3 H3AsO3 + 2 I3 + 3 H2O = 3 H3AsO4 + 6 HI
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
C2H5NH2 + HNO3 = C2H5OH + N2 + H2O =>
5 C2H5NH2 + 3 HNO3 = 5 C2H5OH + 4 N2 + 4 H2O
C2H5OH + *HOC6H4COOH = HOC6H4OH + C2H5COOH =>
C2H5OH + *HOC6H4COOH = HOC6H4OH + C2H5COOH
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
Ba(NO3)2 + Cl2 = BaCl2 + NO3 =>
Ba(NO3)2 + Cl2 = BaCl2 + 2 NO3
CH3COOH + K2CO3 = CH3COOK2 + H2O + CO2 =>
9 CH3COOH + 8 K2CO3 = 8 CH3COOK2 + 6 H2O + 10 CO2
KOH + S = K2SO4 + K2S + H2O =>
8 KOH + 4 S = K2SO4 + 3 K2S + 4 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K2V4O9 + KIO3 + KOH = K3VO4 + KI + H2O =>
3 K2V4O9 + 2 KIO3 + 30 KOH = 12 K3VO4 + 2 KI + 15 H2O
H2SO3 + KOH = K2SO3 + H2O =>
H2SO3 + 2 KOH = K2SO3 + 2 H2O
C6H5NH2ClCH3 + NaOH = NaCl + H2O + C6H5NHCH3 =>
C6H5NH2ClCH3 + NaOH = NaCl + H2O + C6H5NHCH3
Na3PO4 + HNO3 = NaNO3 + NaH2PO4 =>
Na3PO4 + 2 HNO3 = 2 NaNO3 + NaH2PO4
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
C2H5NH2 + HNO3 = C2H5NH3 + NO3 =>
C2H5NH2 + HNO3 = C2H5NH3 + NO3
SO2 + H2O2 + KOH = K2SO4 + H2O =>
SO2 + H2O2 + 2 KOH = K2SO4 + 2 H2O
CH3CH2COOH + NH3 = CH3CH2COO + NH4 =>
CH3CH2COOH + NH3 = CH3CH2COO + NH4
Al(s) + NH4ClO4(s) = Al2O3(s) + AlCl3(s) + H2O(l) + N2(g) =>
10 Al(s) + 6 NH4ClO4(s) = 4 Al2O3(s) + 2 AlCl3(s) + 12 H2O(l) + 3 N2(g)
Ba(NO3)2 + Na3PO4 = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaNO3
Cu2S + O2 + CaCO3 = Cu + CaSO3 + CO2 =>
Cu2S + O2 + CaCO3 = 2 Cu + CaSO3 + CO2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Bi(NO3)3 = Bi2O3 + NO2 + O2 =>
4 Bi(NO3)3 = 2 Bi2O3 + 12 NO2 + 3 O2
KC2H3O2(aq) + HCl(aq) = HC2H3O2(aq) + KCl(s) =>
KC2H3O2(aq) + HCl(aq) = HC2H3O2(aq) + KCl(s)
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Mn + S = Mn4S6 =>
4 Mn + 6 S = Mn4S6
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H5NH2 + HNO3 = C2H5NH3NO3 =>
C2H5NH2 + HNO3 = C2H5NH3NO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MgMgMgMgMgMgMgMgMgMg + Al = MgAl =>
MgMgMgMgMgMgMgMgMgMg + 10 Al = 10 MgAl
Mg(OH)2 + NaOH = Na2[Mg(OH)4] =>
Mg(OH)2 + 2 NaOH = Na2[Mg(OH)4]
CH4 + Cl2 = HCl + CHCl3 =>
CH4 + 3 Cl2 = 3 HCl + CHCl3
HClO2 + Ca(OH)2 = Ca(ClO2)2 + H2O =>
2 HClO2 + Ca(OH)2 = Ca(ClO2)2 + 2 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Pb(ClO3)2 + Ba(ClO4)2 = Pb(ClO4)2 + Ba(ClO3)2 =>
Pb(ClO3)2 + Ba(ClO4)2 = Pb(ClO4)2 + Ba(ClO3)2
Cu2O + I = CuI + O2 =>
2 Cu2O + 4 I = 4 CuI + O2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CrOOH + HCl = CrOCl + H2O =>
CrOOH + HCl = CrOCl + H2O
C2H5NH2 + HNO3 = C2H5NO3 + NH3 =>
C2H5NH2 + HNO3 = C2H5NO3 + NH3
BiCl3 + NaHSeO3 + H2O = HCl + NaOH + Bi2(SeO3)3 =>
2 BiCl3 + 3 NaHSeO3 + 3 H2O = 6 HCl + 3 NaOH + Bi2(SeO3)3
K3[Fe(CN)6] + NaOH = Na3[Fe(CN)6] + KOH =>
K3[Fe(CN)6] + 3 NaOH = Na3[Fe(CN)6] + 3 KOH
CH3CH2OH + O2 = H2O + COH =>
2 CH3CH2OH + 3 O2 = 4 H2O + 4 COH
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
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