Équations équilibrées la veille |
K + Pb(NO3)2 = K(NO3)2 + Pb
C3H5N + H2O = C2H5COOH + NH3 =>
C3H5N + 2 H2O = C2H5COOH + NH3
Fe(OH)2 + H2O + O2 = Fe(OH)3 =>
4 Fe(OH)2 + 2 H2O + O2 = 4 Fe(OH)3
Ni(HCO3)2 = NiO + H2O + CO2 =>
Ni(HCO3)2 = NiO + H2O + 2 CO2
Li2S + CrCl2 = LiCl + CrS =>
Li2S + CrCl2 = 2 LiCl + CrS
HClMg = Mg(HCl) =>
HClMg = Mg(HCl)
NaCOOH + H2SO4 = CO + H2O + Na2SO4 =>
2 NaCOOH + H2SO4 = 2 CO + 2 H2O + Na2SO4
WO3(H2O) + Zn + HCl = WO2(OH) + ZnCl2 + H2O =>
2 WO3(H2O) + Zn + 2 HCl = 2 WO2(OH) + ZnCl2 + 2 H2O
FeCl3KOH = FeOHKCl3 =>
FeCl3KOH = FeOHKCl3
KBr + Pb(NO3)2 = KNO3 + PbBr2 =>
2 KBr + Pb(NO3)2 = 2 KNO3 + PbBr2
Sb2O5 + H2SO4 = Sb2(SO4)5 + H2O =>
Sb2O5 + 5 H2SO4 = Sb2(SO4)5 + 5 H2O
Water = hydrogen + oxygen =>
2 H2O = 2 H2 + O2
K2Cr2O7 + FeBr2 + H2SO4 = Cr2(SO4)3 + K2SO4 + Fe2(SO4)3 + Br2 + H2O =>
K2Cr2O7 + 2 FeBr2 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + Fe2(SO4)3 + 2 Br2 + 7 H2O
NeO + H2 = Ne(OH) =>
2 NeO + H2 = 2 Ne(OH)
Sn(CO3) = SnO + CO2 =>
Sn(CO3) = SnO + CO2
Lu2O3 + HNO3 = Lu(NO3)3 + H2O =>
Lu2O3 + 6 HNO3 = 2 Lu(NO3)3 + 3 H2O
C2O4H2 = CO2 + H2 =>
C2O4H2 = 2 CO2 + H2
Cu2O + CuS = Cu + SO2 =>
2 Cu2O + CuS = 5 Cu + SO2
CuCl2 + Cu(NO3)2 = CuCl + N + O2 =>
CuCl2 + Cu(NO3)2 = 2 CuCl + 2 N + 3 O2
FeTiO3 + HCl + Cl2 = FeCl3 + TiO2 + H2O =>
2 FeTiO3 + 4 HCl + Cl2 = 2 FeCl3 + 2 TiO2 + 2 H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Ba2 + KNO3 = Ba(NO3)2 + K =>
Ba2 + 4 KNO3 = 2 Ba(NO3)2 + 4 K
NCl3 + H2O = NH3 + HOCl =>
NCl3 + 3 H2O = NH3 + 3 HOCl
MgCl2(aq) + AgNO3(aq) = AgCl(s) + Mg(NO3)2(aq) =>
MgCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Mg(NO3)2(aq)
K2SO4 + Fe2(SO4)3 + H2O = KFe3(SO4)2(OH)6 + H2SO4 =>
K2SO4 + 3 Fe2(SO4)3 + 12 H2O = 2 KFe3(SO4)2(OH)6 + 6 H2SO4
H2O + NaOH + CuSO4 = H2ONaOHCuSO4 =>
H2O + NaOH + CuSO4 = H2ONaOHCuSO4
Br2 + H2S + H2O = HBr + H2SO4 =>
4 Br2 + H2S + 4 H2O = 8 HBr + H2SO4
SrO + N2 = SrN + O =>
2 SrO + N2 = 2 SrN + 2 O
C2H4 + C2H4O2 = C4H8O2 =>
C2H4 + C2H4O2 = C4H8O2
HBr(aq) + Ca(s) = CaBr2(aq) + H2(g) =>
2 HBr(aq) + Ca(s) = CaBr2(aq) + H2(g)
C9H11NO3 = C9H9NO2 + H2O =>
C9H11NO3 = C9H9NO2 + H2O
Ca3(PO4)2 + SiO2 + C = CaSiO + P + CO2 =>
2 Ca3(PO4)2 + 6 SiO2 + 11 C = 6 CaSiO + 4 P + 11 CO2
KO2 + H2O = O2 + KOH4 =>
2 KO2 + 4 H2O = 3 O2 + 2 KOH4
PbCl2 + CH3COONa = (CH3COO)2Pb + NaCl =>
PbCl2 + 2 CH3COONa = (CH3COO)2Pb + 2 NaCl
NaOH + KPH = NaPH + KOH =>
NaOH + KPH = NaPH + KOH
TiCl4 + O2 = TiO2 + Cl2 =>
TiCl4 + O2 = TiO2 + 2 Cl2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
AgNO3(ac) + NaCl = AgCl + NaNO3 =>
AgNO3(ac) + NaCl = AgCl + NaNO3
MgO(s) + H2O(aq) = Mg(OH)2(aq) =>
MgO(s) + H2O(aq) = Mg(OH)2(aq)
Mn3O4 + HNO3 = MnO2 + NO2 + H2O =>
Mn3O4 + 4 HNO3 = 3 MnO2 + 4 NO2 + 2 H2O
Zn + NiCl2 = ZnCl2 + Ni2 =>
2 Zn + 2 NiCl2 = 2 ZnCl2 + Ni2
H2O + C4H6O2 + C16H10N2O2 = C5H4O + NH2O =>
2 H2O + C4H6O2 + C16H10N2O2 = 4 C5H4O + 2 NH2O
CrSO4 + CaCl2 = CaSO4 + CrCl2 =>
CrSO4 + CaCl2 = CaSO4 + CrCl2
NaNO3 + PbO = NaNO2 + PbO3 =>
2 NaNO3 + PbO = 2 NaNO2 + PbO3
CuSO4(aq) + NaOH(aq) = Cu(OH)2 + Na2SO4(aq) =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2 + Na2SO4(aq)
ZnPbNO3 = ZnNO3Pb =>
ZnPbNO3 = ZnNO3Pb
CsCN + H2O = HCN + CsOH =>
CsCN + H2O = HCN + CsOH
HCl + NH3(OH) = NH3Cl + H2O =>
HCl + NH3(OH) = NH3Cl + H2O
La(NO3)2 + NaBH4 + C19H42BrN = C19H42BrLa + HNO3 + NaBN2 =>
2 La(NO3)2 + NaBH4 + 2 C19H42BrN = 2 C19H42BrLa + 4 HNO3 + NaBN2
H2SO4 + NH3Cl = NH4SO4 + HCl =>
H2SO4 + NH3Cl = NH4SO4 + HCl
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