Équations équilibrées la veille |
ZnSO4 + H2SO4 = Zn(SO4)2 + H2
NH3 + NaOH = Na3N + HOH =>
NH3 + 3 NaOH = Na3N + 3 HOH
HCl + C6H4COOKCl = C6H4COOHCl + KCl =>
HCl + C6H4COOKCl = C6H4COOHCl + KCl
CdO + H2Se = CdSe + H2O =>
CdO + H2Se = CdSe + H2O
Al2 + Br2 = AlBr3 =>
Al2 + 3 Br2 = 2 AlBr3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
CaCl2 + KBrO3 = Ca(BrO3)2 + KCl =>
CaCl2 + 2 KBrO3 = Ca(BrO3)2 + 2 KCl
BaCrO4 + H2O = BaO + H2CrO4 =>
BaCrO4 + H2O = BaO + H2CrO4
K3(Cr(OH)6) + H2O2 = KO2 + H2CrO4 + H2O =>
K3(Cr(OH)6) + 6 H2O2 = 3 KO2 + H2CrO4 + 8 H2O
Na2SiO3 + CaI2 = CaSiO3 + NaI =>
Na2SiO3 + CaI2 = CaSiO3 + 2 NaI
K2SO3 + KClO3 + H2SO4 = K2SO4 + Cl2 + H2O =>
5 K2SO3 + 2 KClO3 + H2SO4 = 6 K2SO4 + Cl2 + H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Cr2 + OH = Cr(OH)3 =>
Cr2 + 6 OH = 2 Cr(OH)3
Ca + SNO3 = CaNO3 + S =>
Ca + SNO3 = CaNO3 + S
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
Cr + HCl = H2 + Cr(Cl)3 =>
2 Cr + 6 HCl = 3 H2 + 2 Cr(Cl)3
C2H5OH + KMnO4 + H2SO4 = CH3CHO + K2SO4 + MnSO4 + H2O =>
5 C2H5OH + 2 KMnO4 + 3 H2SO4 = 5 CH3CHO + K2SO4 + 2 MnSO4 + 8 H2O
Li3N + NH4NO3 = LiNO3 + N3H12N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + N3H12N
NH3 + NaClO = NH2Cl + NaOH =>
NH3 + NaClO = NH2Cl + NaOH
Mg3(PO4)2 + PbS = MgS + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 PbS = 3 MgS + Pb3(PO4)2
CuSO4 + KCl = CuCl2 + K2SO4 =>
CuSO4 + 2 KCl = CuCl2 + K2SO4
C2H5OH + C3H8O3 = C5H14O4 =>
C2H5OH + C3H8O3 = C5H14O4
CuCl2 + Na2S2O3 + H2SO4 = Cu2S + S + Na2SO4 + HCl =>
2 CuCl2 + 8 Na2S2O3 + 2 H2SO4 = Cu2S + 9 S + 8 Na2SO4 + 4 HCl
CaO2 + CO2 = CaCO3 + O =>
CaO2 + CO2 = CaCO3 + O
Mg(NO3)2 + H2O + P2O5 = MgHPO4 + HNO3 =>
2 Mg(NO3)2 + 3 H2O + P2O5 = 2 MgHPO4 + 4 HNO3
KCl + MnCl2 + H2O + Cl2 = KMnO4 + HCl =>
2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2 = 2 KMnO4 + 16 HCl
Al2(SO4)3 + LiOH = Al(OH)3 + Li2SO4 =>
Al2(SO4)3 + 6 LiOH = 2 Al(OH)3 + 3 Li2SO4
NO + HCl = NCl + OH =>
NO + HCl = NCl + OH
Al + Cd(Cl)2 = Al(Cl)2 + Cd2 =>
2 Al + 2 Cd(Cl)2 = 2 Al(Cl)2 + Cd2
HgCl2 + Na2CO3 = HgCO3 + Na2Cl2 =>
HgCl2 + Na2CO3 = HgCO3 + Na2Cl2
FeBr3 + H2O = Fe(OH)3 + HBr =>
FeBr3 + 3 H2O = Fe(OH)3 + 3 HBr
ZnSO4 + H2SO4 = Zn(SO4)2 + H2 =>
ZnSO4 + H2SO4 = Zn(SO4)2 + H2
Al + KMnO4 + KOH = K[Al(OH)4] + K2MnO4 =>
Al + 3 KMnO4 + 4 KOH = K[Al(OH)4] + 3 K2MnO4
KMnO4 + C3H8O3 = K2O + CO2 + H2O + MnO2 =>
14 KMnO4 + 3 C3H8O3 = 7 K2O + 9 CO2 + 12 H2O + 14 MnO2
CuS + HNO3 = CuSO4 + H2O + NO2 =>
CuS + 8 HNO3 = CuSO4 + 4 H2O + 8 NO2
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
Eu2(SO4)3 + Zn = Eu + ZnSO4 =>
Eu2(SO4)3 + 3 Zn = 2 Eu + 3 ZnSO4
AlP + Ca = Ca3P2 + Al =>
2 AlP + 3 Ca = Ca3P2 + 2 Al
Fe2 + H2O = H2 + Fe3O4 =>
3 Fe2 + 8 H2O = 8 H2 + 2 Fe3O4
NH3 + KBrO4 = N2 + H2O + KBr =>
8 NH3 + 3 KBrO4 = 4 N2 + 12 H2O + 3 KBr
Cu2 + O2 = OCu =>
Cu2 + O2 = 2 OCu
Cr + Ca(OH)2 = Cr(OH)3 + Ca =>
2 Cr + 3 Ca(OH)2 = 2 Cr(OH)3 + 3 Ca
Co + Ag{+} = Co{2+} + Ag =>
Co + 2 Ag{+} = Co{2+} + 2 Ag
AgNO3 + K2CrO4 = AgO4 + K2CrNO3 =>
AgNO3 + K2CrO4 = AgO4 + K2CrNO3
NaSO2 + H2SO4 = SO2 + H2O + NaSO4 =>
NaSO2 + 2 H2SO4 = 2 SO2 + 2 H2O + NaSO4
KCeO = KCe + O2 =>
2 KCeO = 2 KCe + O2
LiNO3 + MgCO3 = Li2CO3 + Mg(NO3)2 =>
2 LiNO3 + MgCO3 = Li2CO3 + Mg(NO3)2
Ba(NO3)2 + (NH4)2(CO3) = Ba(CO3) + (NH4)(NO3) =>
Ba(NO3)2 + (NH4)2(CO3) = Ba(CO3) + 2(NH4)(NO3)
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