Équations équilibrées la veille |
13 Pb3O4 + 4 Fe(ClO4)2 + 12 HNO3 = 4 Cl2 + 39 PbO2 + 4 Fe(NO3)3 + 6 H2O
Al(s) + O2(g) = Al2O3 =>
4 Al(s) + 3 O2(g) = 2 Al2O3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
HF(aq) + NaOH(aq) = NaF(aq) + H2O(l) =>
HF(aq) + NaOH(aq) = NaF(aq) + H2O(l)
OCl + S2O3 + NaOH = NaCl + Na2SO4 + H2O =>
2 OCl + S2O3 + 6 NaOH = 2 NaCl + 2 Na2SO4 + 3 H2O
C17H37COOH + O2 = CO + H2O =>
2 C17H37COOH + 35 O2 = 36 CO + 38 H2O
SrCl2 + O2 = SrO + Cl2 =>
2 SrCl2 + O2 = 2 SrO + 2 Cl2
Cu + HCl = HClCu =>
Cu + HCl = HClCu
Pb(SCN)2 + KClO4 = PbO + SO2 + CO2 + NO2 + KCl =>
4 Pb(SCN)2 + 13 KClO4 = 4 PbO + 8 SO2 + 8 CO2 + 8 NO2 + 13 KCl
CH3(CH)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH)4CH3 + 17 O2 = 12 CO2 + 10 H2O
Ba + Al2O3 = BaO + Al2 =>
3 Ba + Al2O3 = 3 BaO + Al2
Na2SiO4 + Ba(OH)2 = NaOH + BaSiO4 =>
Na2SiO4 + Ba(OH)2 = 2 NaOH + BaSiO4
CaO + SO2 + O22 = CaSO4 =>
22 CaO + 22 SO2 + O22 = 22 CaSO4
Al2Si2O5(OH)4 + NaOH = Na2SiO3 + Al + O2 + H2 =>
2 Al2Si2O5(OH)4 + 8 NaOH = 4 Na2SiO3 + 4 Al + 7 O2 + 8 H2
KNO2 + HCl + KI = NO + H2O + I2 + KCl =>
2 KNO2 + 4 HCl + 2 KI = 2 NO + 2 H2O + I2 + 4 KCl
Cl2O7 + N2O = NClO4 =>
Cl2O7 + N2O = 2 NClO4
Ag2S + HNO3 + HCl = S8 + AgCl + NO + H2O =>
24 Ag2S + 16 HNO3 + 48 HCl = 3 S8 + 48 AgCl + 16 NO + 32 H2O
Mg(GaO2)2 + HCl = GaCl3 + MgCl2 + H2O =>
Mg(GaO2)2 + 8 HCl = 2 GaCl3 + MgCl2 + 4 H2O
FeCO3 + HNO3 = CO2 + NO + Fe(NO3)3 + H2O =>
3 FeCO3 + 10 HNO3 = 3 CO2 + NO + 3 Fe(NO3)3 + 5 H2O
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
HCN + Al(OH) = H2O + AlCN =>
HCN + Al(OH) = H2O + AlCN
SOCl2 + HI = H2S + H2O + HCl + I2 =>
SOCl2 + 6 HI = H2S + H2O + 2 HCl + 3 I2
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
NO + Cl = NOCl =>
NO + Cl = NOCl
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Mg(NO3) + Ca = Ca(NO3) + Mg =>
Mg(NO3) + Ca = Ca(NO3) + Mg
N + O + P + K + H + C = NO3PKHC =>
N + 3 O + P + K + H + C = NO3PKHC
Zn + H2CO3 = H2 + Zn2(CO3)2 =>
2 Zn + 2 H2CO3 = 2 H2 + Zn2(CO3)2
CO2(aq) + C2H5O(aq) = C3H5O3(g) =>
CO2(aq) + C2H5O(aq) = C3H5O3(g)
C40H50N4O8S + NaHCO3 = NaHSO4 + C40H50N4O4CO3 =>
C40H50N4O8S + NaHCO3 = NaHSO4 + C40H50N4O4CO3
NaS8 = Na + S8 =>
NaS8 = Na + S8
Na2CO3 + CuS = CuCO3 + Na2S =>
Na2CO3 + CuS = CuCO3 + Na2S
Cr + KOH + H2O = K(Cr(OH)2) + H2 =>
2 Cr + 2 KOH + 2 H2O = 2 K(Cr(OH)2) + H2
NaSO3 + H2 = NaHSO3 =>
2 NaSO3 + H2 = 2 NaHSO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C4H6O4 + NaHCO3 = CH3COONa + H2O + CO2 =>
4 C4H6O4 + 7 NaHCO3 = 7 CH3COONa + 5 H2O + 9 CO2
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
CS2 + Cl = CCl4S2Cl2 =>
CS2 + 6 Cl = CCl4S2Cl2
K2CO3 + Ca(NO3)2 = K2(NO3)2 + CaCO3 =>
K2CO3 + Ca(NO3)2 = K2(NO3)2 + CaCO3
C6H5NH2 + C3H8O = C9H13NH2O =>
C6H5NH2 + C3H8O = C9H13NH2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
CaF2 + N2 = Ca3N2 + F2 =>
3 CaF2 + N2 = Ca3N2 + 3 F2
Na2S2O3 + NaOH + KMnO4 = K2SO4 + Na2MnO4 + KOH + H2O =>
Na2S2O3 + 14 NaOH + 8 KMnO4 = 2 K2SO4 + 8 Na2MnO4 + 4 KOH + 5 H2O
NaHPO4 + Na2OH = Na3PO4 + H2O =>
NaHPO4 + Na2OH = Na3PO4 + H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
C2H5NO2(s) + O2(s) = CO2(g) + H2O(l) + CH4N2O =>
2 C2H5NO2(s) + 3 O2(s) = 3 CO2(g) + 3 H2O(l) + CH4N2O
OH{-} + MnO4{-} = MnO4{2-} + O2 + H2O =>
4 OH{-} + 4 MnO4{-} = 4 MnO4{2-} + O2 + 2 H2O
C17H21NO4 + H2O = C17H22NO4 + OH =>
C17H21NO4 + H2O = C17H22NO4 + OH
KHCO3 = K2CO3 + H2CO3 =>
2 KHCO3 = K2CO3 + H2CO3
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