Équations équilibrées la veille |
Zn + 2 HCl = ZnCl2 + H2
Al + FeS = Fe + Al2S3 =>
2 Al + 3 FeS = 3 Fe + Al2S3
Cl2(g) + H2S(g) = S(s) + HCl(aq) =>
Cl2(g) + H2S(g) = S(s) + 2 HCl(aq)
K3PO4 + MgCl2 = KCl + Mg3(PO4)2 =>
2 K3PO4 + 3 MgCl2 = 6 KCl + Mg3(PO4)2
BaBr2 + O2 = BaO + Br2 =>
2 BaBr2 + O2 = 2 BaO + 2 Br2
H2SO3 + J2 + H2O = H2SO4 + HJ =>
H2SO3 + J2 + H2O = H2SO4 + 2 HJ
As + NO3{-} + OH{-} = AsO4{3-} + NO + H2O =>
3 As + 5 NO3{-} + 4 OH{-} = 3 AsO4{3-} + 5 NO + 2 H2O
Pb[OH]2 = PbO + H2O =>
Pb[OH]2 = PbO + H2O
BaCl2 + SrCO3 = SrCl2 + BaCO3 =>
BaCl2 + SrCO3 = SrCl2 + BaCO3
NiS + O2 + HCl = NiCl2 + H2SO4 =>
NiS + 2 O2 + 2 HCl = NiCl2 + H2SO4
KH2PO4 = KPO3 + H2O =>
KH2PO4 = KPO3 + H2O
Ca + O = CaO =>
Ca + O = CaO
PCl5 + HF = PF5 + HCl =>
PCl5 + 5 HF = PF5 + 5 HCl
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
CuO + KOH + H2O = K2Cu(OH)4 =>
CuO + 2 KOH + H2O = K2Cu(OH)4
N2H4 + HNO2 = N2H5NO2 =>
N2H4 + HNO2 = N2H5NO2
Ag + O3 = AgO =>
3 Ag + O3 = 3 AgO
Al(NO3)3 + (NH4)2S + H2O = Al(OH)3 + NH4NO3 + H2S =>
2 Al(NO3)3 + 3(NH4)2S + 6 H2O = 2 Al(OH)3 + 6 NH4NO3 + 3 H2S
Bi2O3 = Bi + O2 =>
2 Bi2O3 = 4 Bi + 3 O2
FeCl3 + NaOCl + NaOH = Na2FeO4 + NaCl + H2O =>
2 FeCl3 + 3 NaOCl + 10 NaOH = 2 Na2FeO4 + 9 NaCl + 5 H2O
KOHNh4Cl = KClNh4OH =>
KOHNh4Cl = KClNh4OH
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
N + O = N2O =>
2 N + O = N2O
NaOH + BaCO3 = Na2CO3 + Ba(OH)2 =>
2 NaOH + BaCO3 = Na2CO3 + Ba(OH)2
Al + Cl = AlCl3 =>
Al + 3 Cl = AlCl3
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
K2CrO4 + Ag2SO4 = K2SO4 + Ag2CrO4 =>
K2CrO4 + Ag2SO4 = K2SO4 + Ag2CrO4
NaOH + CO2 + H2O = NaH3CO4 =>
NaOH + CO2 + H2O = NaH3CO4
SiO2K2CO3 = K2SiO3CO2 =>
SiO2K2CO3 = K2SiO3CO2
Al(NO3)3 + H2SO3 = Al2(SO3)3 + H(NO3) =>
2 Al(NO3)3 + 3 H2SO3 = Al2(SO3)3 + 6 H(NO3)
H{+} + (PO4){3-} = H + H(PO4) =>
3 H{+} + (PO4){3-} = 2 H + H(PO4)
CO2 = C + O =>
CO2 = C + 2 O
NiSO4 + NH3 + H2O = Ni(OH)2 + (NH4)2SO4 =>
NiSO4 + 2 NH3 + 2 H2O = Ni(OH)2 + (NH4)2SO4
Fe + CuSO4*5H2O + H2O = Cu + FeSO4*7H2O =>
Fe + CuSO4*5H2O + 2 H2O = Cu + FeSO4*7H2O
Mg + S = MgS =>
Mg + S = MgS
CCl4 + CO2 = COCl2 =>
CCl4 + CO2 = 2 COCl2
Cr(NO3)3 + Li3PO4 = CrPO4 + LiNO3 =>
Cr(NO3)3 + Li3PO4 = CrPO4 + 3 LiNO3
MgCO3(aq) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(aq) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
FeCl3 + NH3 + H2O = Fe2O3H2O + NH4Cl =>
2 FeCl3 + 6 NH3 + 4 H2O = Fe2O3H2O + 6 NH4Cl
HClO3 + KCl = KClO3 + HCl =>
HClO3 + KCl = KClO3 + HCl
HgO(g) = Hg + O2 =>
2 HgO(g) = 2 Hg + O2
Pb + Na2CO3 = PbCO3 + Na =>
Pb + Na2CO3 = PbCO3 + 2 Na
SrCl2(aq) + Fe2(SO4)3(aq) = SrSO4(s) + FeCl3(aq) =>
3 SrCl2(aq) + Fe2(SO4)3(aq) = 3 SrSO4(s) + 2 FeCl3(aq)
Br2 + NaOH = NaOBr + NaBr + H2O =>
Br2 + 2 NaOH = NaOBr + NaBr + H2O
FeCl3 + KOH = KCl + Fe2O3 + H2O =>
2 FeCl3 + 6 KOH = 6 KCl + Fe2O3 + 3 H2O
Ca(s) + Cl2(aq) + H2O(l) = Ca(ClO02)(aq) + HCl(aq) =>
2 Ca(s) + 5 Cl2(aq) + 4 H2O(l) = 2 Ca(ClO02)(aq) + 8 HCl(aq)
SrCl2 + K2S = SrS + KCl =>
SrCl2 + K2S = SrS + 2 KCl
CH3C6H5 + O2 = C6H5COOH + H2O =>
2 CH3C6H5 + 3 O2 = 2 C6H5COOH + 2 H2O
Zn2OH + HCl = H2O + Zn2Cl =>
Zn2OH + HCl = H2O + Zn2Cl
Li + P = Li3P =>
3 Li + P = Li3P
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