Équations équilibrées la veille |
2 CuSO4 + 2 NaCl = 2 CuCl + Na2 + 2 SO4
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
C3H6 + KMnO4 + H2O = C3H8O2 + KOH + MnO2 =>
3 C3H6 + 2 KMnO4 + 4 H2O = 3 C3H8O2 + 2 KOH + 2 MnO2
NaOH + SiO = SiOH + NaO =>
NaOH + SiO = SiOH + NaO
CrCl3*6H2O + C5H8O2 + NH3 = Cr(C5H7O2)3 + NH4 + Cl + H2O =>
CrCl3*6H2O + 3 C5H8O2 + 3 NH3 = Cr(C5H7O2)3 + 3 NH4 + 3 Cl + 6 H2O
Na2Pb(SO4)2 + Na2S = Na2SO4 + PbS =>
Na2Pb(SO4)2 + Na2S = 2 Na2SO4 + PbS
P + Cl2 + NaOH = NaCl + Na3PO4 + H2O =>
2 P + 5 Cl2 + 16 NaOH = 10 NaCl + 2 Na3PO4 + 8 H2O
HCOOH + PbO2 = (HCOO)4Pb + H2O =>
4 HCOOH + PbO2 = (HCOO)4Pb + 2 H2O
H2O + KMnO4 + K2S = MnO2 + S + KOH =>
4 H2O + 2 KMnO4 + 3 K2S = 2 MnO2 + 3 S + 8 KOH
FeS + NaCl = NaS + FeCl =>
FeS + NaCl = NaS + FeCl
K2CO3 + H2O = H2O2 + K2CO2 =>
K2CO3 + H2O = H2O2 + K2CO2
FeCr + HCl = FeCl2 + CrCl2 + H =>
FeCr + 4 HCl = FeCl2 + CrCl2 + 4 H
Ba(HCO3)2 + Ca(PO4)2 = Ba(PO4)2 + Ca(HCO3)2 =>
Ba(HCO3)2 + Ca(PO4)2 = Ba(PO4)2 + Ca(HCO3)2
Sodium + water = sodiumhydroxide + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CoCl2 + Na2CO3 = Co2(CO3)2 + NaCl =>
2 CoCl2 + 2 Na2CO3 = Co2(CO3)2 + 4 NaCl
MgPO4 + NH4Cl = MgCl + NH4PO4 =>
MgPO4 + NH4Cl = MgCl + NH4PO4
ClF3 + H2O = HF + O2 + HCl =>
ClF3 + 2 H2O = 3 HF + O2 + HCl
Na2S + Pb(NO3)2 = PbS2 + Na2NO3 =>
2 Na2S + Pb(NO3)2 = PbS2 + 2 Na2NO3
CuO + Br = CuOBr =>
CuO + Br = CuOBr
Zn + HNO3 = NO + ZnO + H2 =>
4 Zn + 2 HNO3 = 2 NO + 4 ZnO + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MnO2 + H2O2 = Mn(OH)2 + O3 =>
3 MnO2 + 3 H2O2 = 3 Mn(OH)2 + 2 O3
Mg + HNO3 = Mg(NO3)3 + NH4NH3 + H2O =>
17 Mg + 57 HNO3 = 17 Mg(NO3)3 + 3 NH4NH3 + 18 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CaCl2 + Na2SO3 = CaSO3 + Na2Cl2 =>
CaCl2 + Na2SO3 = CaSO3 + Na2Cl2
K2SO4(aq) + BaCl2(aq) = KCl + BaSO4 =>
K2SO4(aq) + BaCl2(aq) = 2 KCl + BaSO4
ZnS + NaOH = ZnO + Na2S + H2O =>
ZnS + 2 NaOH = ZnO + Na2S + H2O
CH3OH + KClO3 + H2SO4 = CO2 + ClO2 + K2SO4 + H2O =>
CH3OH + 6 KClO3 + 3 H2SO4 = CO2 + 6 ClO2 + 3 K2SO4 + 5 H2O
FeO + AgNO3 = Fe(NO3) + AgO =>
FeO + AgNO3 = Fe(NO3) + AgO
NaI + CH3CH2CHClCH3 = NaCl + CH3CH2CH2CH2I =>
NaI + CH3CH2CHClCH3 = NaCl + CH3CH2CH2CH2I
Cu2S + Ni2(CO3)3 = Ni2S3 + Cu2CO3 =>
3 Cu2S + Ni2(CO3)3 = Ni2S3 + 3 Cu2CO3
Ga + Cl2 = Ga(Cl2) =>
Ga + Cl2 = Ga(Cl2)
NaOH + H2Cr2O7 = Na2Cr2O7 + H2O =>
2 NaOH + H2Cr2O7 = Na2Cr2O7 + 2 H2O
CrCl3 + Na2HPO4 = Cr2(HPO4)3 + NaCl =>
2 CrCl3 + 3 Na2HPO4 = Cr2(HPO4)3 + 6 NaCl
Ba + Al(NO3)3 = BaO + Al + NO2 =>
3 Ba + Al(NO3)3 = 3 BaO + Al + 3 NO2
KO + H2O = KOH + O2 =>
4 KO + 2 H2O = 4 KOH + O2
Al(s) + HgBr2(ac) = AlBr3 + Hg =>
2 Al(s) + 3 HgBr2(ac) = 2 AlBr3 + 3 Hg
CrCl3 + Na2HPO4 = CrPO4 + NaCl + NaH2PO4 =>
CrCl3 + 2 Na2HPO4 = CrPO4 + 3 NaCl + NaH2PO4
NH4(g) + O2(g) = N2(g) + H2O(l) =>
2 NH4(g) + 2 O2(g) = N2(g) + 4 H2O(l)
C6H12O + ClOH = C6H10O + H3O + Cl =>
C6H12O + ClOH = C6H10O + H3O + Cl
PO4Cl + NaFe = FePO4 + NaCl =>
PO4Cl + NaFe = FePO4 + NaCl
AgF + CaCl2 = AgCl + CaF2 =>
2 AgF + CaCl2 = 2 AgCl + CaF2
I + H2O2 = HIO3 + H2 =>
2 I + 3 H2O2 = 2 HIO3 + 2 H2
C2H8 + O2 = CO2 + HOH =>
C2H8 + 4 O2 = 2 CO2 + 4 HOH
H2SO4 + KClO3 = HClO3 + K2SO4 =>
H2SO4 + 2 KClO3 = 2 HClO3 + K2SO4
NiO + HNO3 = Ni(NO3)2 + H2O =>
NiO + 2 HNO3 = Ni(NO3)2 + H2O
Na2O2 + H2O = NaH + O2 =>
2 Na2O2 + 2 H2O = 4 NaH + 3 O2
Mg2S2 + HNO3 = H2S + Mg(NO3)2 =>
Mg2S2 + 4 HNO3 = 2 H2S + 2 Mg(NO3)2
Ag(NO3) = AgNO2 + O2 =>
2 Ag(NO3) = 2 AgNO2 + O2
FeS + O2 = FeO + SO2 =>
2 FeS + 3 O2 = 2 FeO + 2 SO2
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