Équations équilibrées la veille |
2 CrO3 + 2 NaOH + H2O = Na2Cr2O7*2H2O
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
NaNO2 + HCl = NaCl + NO2 + H2 =>
2 NaNO2 + 2 HCl = 2 NaCl + 2 NO2 + H2
V3N4 = V + N2 =>
V3N4 = 3 V + 2 N2
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C57H110O6 + O2 = CO2 + H2O =>
2 C57H110O6 + 163 O2 = 114 CO2 + 110 H2O
Mn + CO = Mn2O3 + C =>
2 Mn + 3 CO = Mn2O3 + 3 C
Cu(CH3COO)2 + HCl = CuCl2 + CH3COOH =>
Cu(CH3COO)2 + 2 HCl = CuCl2 + 2 CH3COOH
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
MgO + I2 = Mg + IO =>
2 MgO + I2 = 2 Mg + 2 IO
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Ca(H)2 + H2O = Ca(OH)2 + H2 =>
Ca(H)2 + 2 H2O = Ca(OH)2 + 2 H2
Li(s) + Fe(NO3)2(aq) = Fe(s) + LiNO3(aq) =>
2 Li(s) + Fe(NO3)2(aq) = Fe(s) + 2 LiNO3(aq)
AlCl3 + NaOH = NaAlO2 + NaCl + H2O =>
AlCl3 + 4 NaOH = NaAlO2 + 3 NaCl + 2 H2O
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Cu2O + (NH4)3PO4 = Cu3PO4 + H2O + NH3 =>
3 Cu2O + 2(NH4)3PO4 = 2 Cu3PO4 + 3 H2O + 6 NH3
(CH3)2N2H2 + H2O = (CH3)2N2H + H3O =>
(CH3)2N2H2 + H2O = (CH3)2N2H + H3O
TaC + O2 = Ta2O5 + CO2 =>
4 TaC + 9 O2 = 2 Ta2O5 + 4 CO2
Cu2SO4 + RaBr2 = RaSO4 + CuBr =>
Cu2SO4 + RaBr2 = RaSO4 + 2 CuBr
CrO3 + SO2 = Cr2(SO4)3 =>
2 CrO3 + 3 SO2 = Cr2(SO4)3
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
K2Cr2O7 + CH3CH3CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH3CHO + H2O =>
K2Cr2O7 + 3 CH3CH3CH2OH + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH3CHO + 7 H2O
C7H5NO3S + O2 = CO2 + H2O + SO2 + NO2 =>
4 C7H5NO3S + 35 O2 = 28 CO2 + 10 H2O + 4 SO2 + 4 NO2
Cu2(OH)2(SO4) + NH3 = [Cu(NH3)4](OH)2 + CuSO4 =>
Cu2(OH)2(SO4) + 4 NH3 = [Cu(NH3)4](OH)2 + CuSO4
CaI2 + Zn(ClO3)2 = Ca + IZn2 + ClO3 =>
CaI2 + 4 Zn(ClO3)2 = Ca + 2 IZn2 + 8 ClO3
MgO + FeO = Fe2O3 + Mg =>
MgO + 2 FeO = Fe2O3 + Mg
C21H24O4 + O2 = CO2 + H2O =>
C21H24O4 + 25 O2 = 21 CO2 + 12 H2O
KHSO4 + Ag = Ag2SO4 + SO2 + K2SO4 + H2O =>
4 KHSO4 + 2 Ag = Ag2SO4 + SO2 + 2 K2SO4 + 2 H2O
NH3(g) + F2(g) = N2F4(g) + HF(g) =>
2 NH3(g) + 5 F2(g) = N2F4(g) + 6 HF(g)
CrO3 + SO2 = Cr + SO4 =>
2 CrO3 + 3 SO2 = 2 Cr + 3 SO4
PbO2 + HNO3 = Pb(NO3)2 + H2 + O2 =>
PbO2 + 2 HNO3 = Pb(NO3)2 + H2 + O2
NaOC6H5 + RC(O)Cl = RCO2C6H5 + NaCl =>
NaOC6H5 + RC(O)Cl = RCO2C6H5 + NaCl
BaCl2(ac) + (NH4)2CO3(ac) = BaCO3(s) + NH4Cl(ac) =>
BaCl2(ac) + (NH4)2CO3(ac) = BaCO3(s) + 2 NH4Cl(ac)
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Li + CaO = Ca + Li2O =>
2 Li + CaO = Ca + Li2O
Ca2 + N2 = Ca3N2 =>
3 Ca2 + 2 N2 = 2 Ca3N2
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
Al2(SO4)3 + K2SO4 = KAl(SO4)2 =>
Al2(SO4)3 + K2SO4 = 2 KAl(SO4)2
HL = H2L2 =>
2 HL = H2L2
Fe + AgC2H3O2 = Fe(C2H3O2)2 + Ag =>
Fe + 2 AgC2H3O2 = Fe(C2H3O2)2 + 2 Ag
Li3PO4(aq) + MgSO4(aq) = Li2SO4(aq) + Mg3(PO4)2(s) =>
2 Li3PO4(aq) + 3 MgSO4(aq) = 3 Li2SO4(aq) + Mg3(PO4)2(s)
NaHF2 + HCl = HF + NaCl =>
NaHF2 + HCl = 2 HF + NaCl
P + Cl2 + H2O = H3PO3 + HCl =>
2 P + 3 Cl2 + 6 H2O = 2 H3PO3 + 6 HCl
Hg(ClO3)2 = Hg + ClO3 =>
Hg(ClO3)2 = Hg + 2 ClO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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