Équations équilibrées la veille |
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
Al(NO3)3 + Na2(CO3) = Al2(CO3)3 + Na(NO3) =>
2 Al(NO3)3 + 3 Na2(CO3) = Al2(CO3)3 + 6 Na(NO3)
BaO2 + MnO2 = Ba(MnO4)2 + BaO =>
3 BaO2 + 2 MnO2 = Ba(MnO4)2 + 2 BaO
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Ag4[Fe(CN)6] + NH4OH = (NH4)4[Fe(CN)6] + AgOH =>
Ag4[Fe(CN)6] + 4 NH4OH = (NH4)4[Fe(CN)6] + 4 AgOH
Ba + H2SO4 = BaO + S + H2O =>
3 Ba + H2SO4 = 3 BaO + S + H2O
Fe(NO3)3 + NaCN = NaNO3 + Fe(CN)3 =>
Fe(NO3)3 + 3 NaCN = 3 NaNO3 + Fe(CN)3
CH3CHO + O2 = CH3COOH =>
2 CH3CHO + O2 = 2 CH3COOH
Hg(NO3)2 + (NH4)2S = HgS + (NH4)(NO3) =>
Hg(NO3)2 + (NH4)2S = HgS + 2(NH4)(NO3)
Ca(IO3)2 = CaO + I2 + O2 =>
2 Ca(IO3)2 = 2 CaO + 2 I2 + 5 O2
CH3COOC2H3 + NaOH = CH3COONa + C2H3OH =>
CH3COOC2H3 + NaOH = CH3COONa + C2H3OH
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
CO2 + H2 = O3 + CH4 =>
3 CO2 + 6 H2 = 2 O3 + 3 CH4
NH4Cl + Ca3(BO)2 = (NH4)3(BO) + CaCl2 =>
6 NH4Cl + Ca3(BO)2 = 2(NH4)3(BO) + 3 CaCl2
NO2 + NaHCO3 = NaNO2 + NaNO3 + CO2 + H2O =>
2 NO2 + 2 NaHCO3 = NaNO2 + NaNO3 + 2 CO2 + H2O
Pb4 + OH = Pb4OH =>
Pb4 + OH = Pb4OH
Sc + H2O = Sc(OH)3 + H2 =>
2 Sc + 6 H2O = 2 Sc(OH)3 + 3 H2
Fe3Cl + CaOH{-} = Fe3OH{-} + CaCl =>
Fe3Cl + CaOH{-} = Fe3OH{-} + CaCl
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
SrSO3 + BaO = BaSO3 + SrO =>
SrSO3 + BaO = BaSO3 + SrO
P(x) + O2(g) = P4O10(x) =>
4 P(x) + 5 O2(g) = P4O10(x)
Cu(OH)2 + NaOH + NaClO = NaCl + NaCuO2 + H2O =>
2 Cu(OH)2 + 2 NaOH + NaClO = NaCl + 2 NaCuO2 + 3 H2O
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
Fe + Pb2S4 = Fe2S3 + Pb =>
8 Fe + 3 Pb2S4 = 4 Fe2S3 + 6 Pb
AuH3O3 + HNO3 = Au(NO3)3 + H2O =>
AuH3O3 + 3 HNO3 = Au(NO3)3 + 3 H2O
KNO3 + C = CO2 + NO2 + K2O =>
4 KNO3 + C = CO2 + 4 NO2 + 2 K2O
H2C2O4 + CH3NH2 = HC2O4 + CH3NH3 =>
H2C2O4 + CH3NH2 = HC2O4 + CH3NH3
(NH4)2SO4 + BaOH = NH3 + H2O + Ba2(SO4) =>
(NH4)2SO4 + 2 BaOH = 2 NH3 + 2 H2O + Ba2(SO4)
CuCl2 + O2 = Cl2 + CuO =>
2 CuCl2 + O2 = 2 Cl2 + 2 CuO
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
Na3(PO4) + Li2(SO4) = Na3(SO4) + Li2(PO4) =>
Na3(PO4) + Li2(SO4) = Na3(SO4) + Li2(PO4)
Mg + CuCl2 = MgCl2 + Cu =>
Mg + CuCl2 = MgCl2 + Cu
C6H5OK + H2CO3 = C6H5OH + KHCO3 =>
C6H5OK + H2CO3 = C6H5OH + KHCO3
CdO + HBr = CdBr2 + H2O =>
CdO + 2 HBr = CdBr2 + H2O
Si + HNO3 + HF = H2O + H2SiF6 + NO =>
3 Si + 4 HNO3 + 18 HF = 8 H2O + 3 H2SiF6 + 4 NO
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
Ca(NO3)2 + K(CO3) = Ca(CO3)2 + K(NO3) =>
Ca(NO3)2 + 2 K(CO3) = Ca(CO3)2 + 2 K(NO3)
H3PO4 + (NH3)2SO3 = (NH3)3PO4 + H2SO3 =>
2 H3PO4 + 3(NH3)2SO3 = 2(NH3)3PO4 + 3 H2SO3
Ca3 + P2 = CaP =>
2 Ca3 + 3 P2 = 6 CaP
Cr(OH)3 + H2O = CrO4 + H =>
Cr(OH)3 + H2O = CrO4 + 5 H
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2SO4 + CaCl2 = Ca(ClO2)2 + H2S =>
H2SO4 + CaCl2 = Ca(ClO2)2 + H2S
C5H4O2 + H2 = C5H4 + H2O =>
C5H4O2 + 2 H2 = C5H4 + 2 H2O
Li2O2 + H2O = LiOH + O2 =>
2 Li2O2 + 2 H2O = 4 LiOH + O2
Zn2 + Pb(NO4)2 = Pb2 + Zn(NO4)2 =>
Zn2 + 2 Pb(NO4)2 = Pb2 + 2 Zn(NO4)2
I2O5(s) + CO(g) = I2(aq) + CO2(g) =>
I2O5(s) + 5 CO(g) = I2(aq) + 5 CO2(g)
Na2O2 + H2O = O2 + NaOH =>
2 Na2O2 + 2 H2O = O2 + 4 NaOH
MgCl2*6H2O = Mg(OH)2 + HCl + H2O =>
MgCl2*6H2O = Mg(OH)2 + 2 HCl + 4 H2O
CH3(CH2)10COONa + HCl = CH3(CH2)10COOH + NaCl =>
CH3(CH2)10COONa + HCl = CH3(CH2)10COOH + NaCl
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