Équations équilibrées la veille |
Fe2O3 + 3 C = 3 CO + 2 Fe
NH3 + H(NO3) = (NH4)(NO3) =>
NH3 + H(NO3) = (NH4)(NO3)
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Na2CO3 + NH4OH = NaNH2 + CO2 + H2O =>
Na2CO3 + 2 NH4OH = 2 NaNH2 + CO2 + 3 H2O
Al + (SO4)3 + ZnCl2 = AlCl3 + ZnSO4 =>
2 Al + (SO4)3 + 3 ZnCl2 = 2 AlCl3 + 3 ZnSO4
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
NH3 + HNO3 = NH2 + H2NO3 =>
NH3 + HNO3 = NH2 + H2NO3
Ag2SO4(aq) + Al(s) = Al2(SO4)3(aq) + Ag(s) =>
3 Ag2SO4(aq) + 2 Al(s) = Al2(SO4)3(aq) + 6 Ag(s)
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
KI + CI2 = I2 + KCI =>
KI + CI2 = I2 + KCI
C7H7Cl + NH3 = C7H7NH2 + HCl =>
C7H7Cl + NH3 = C7H7NH2 + HCl
Li2CO3 + SiO2 = Li2SiO3 + CO2 =>
Li2CO3 + SiO2 = Li2SiO3 + CO2
C6H6 = C2H2 =>
C6H6 = 3 C2H2
(CH4) + O2 = CO2 + H2O =>
(CH4) + 2 O2 = CO2 + 2 H2O
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Ni{2+} + OH{-} + H2O = Ni(OH)2H2O =>
Ni{2+} + 2 OH{-} + H2O = Ni(OH)2H2O
Fe(NO3)3(aq) + Na2S(aq) = FeS(s) + Na2(NO3)3(aq) =>
Fe(NO3)3(aq) + Na2S(aq) = FeS(s) + Na2(NO3)3(aq)
KMnO4 + (CH3)3COH = MnO2 + (CH3)2CO + KOH + H2O =>
8 KMnO4 + 9(CH3)3COH = 8 MnO2 + 12(CH3)2CO + 8 KOH + 5 H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
NaCl + H2SO4 + MnO2 = Na2SO4 + MnCl2 + Cl2 + H2O =>
4 NaCl + 2 H2SO4 + MnO2 = 2 Na2SO4 + MnCl2 + Cl2 + 2 H2O
X(NO3)2 + Zn(SO4) = X(SO4) + Zn(NO3)2 =>
X(NO3)2 + Zn(SO4) = X(SO4) + Zn(NO3)2
C6H5Br + NaOH = C6H5OH + BrNa =>
C6H5Br + NaOH = C6H5OH + BrNa
K2O + Na2S = K2S + Na + O2 =>
2 K2O + 2 Na2S = 2 K2S + 4 Na + O2
C6H6O7 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
9 C6H6O7 + 24 NaHCO3 = 8 Na3C6H5O7 + 19 H2O + 30 CO2
KOH + HNO2 = H2O + NO2 + K2 =>
2 KOH + 2 HNO2 = 2 H2O + 2 NO2 + K2
Fe + H2SO4 + KMnO4 = Fe2(SO4)3 + MnO2 + K2SO4 + H2O =>
2 Fe + 4 H2SO4 + 2 KMnO4 = Fe2(SO4)3 + 2 MnO2 + K2SO4 + 4 H2O
HCOOH + MgO = H2O + Mg(COO) =>
HCOOH + MgO = H2O + Mg(COO)
Fe3O4 + O2 + H2O = FeO(OH) =>
4 Fe3O4 + O2 + 6 H2O = 12 FeO(OH)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
AgOH + FeCO3 = Ag2CO3 + Fe(OH)2 =>
2 AgOH + FeCO3 = Ag2CO3 + Fe(OH)2
MnO4{-} + H{+} + H2SO3 = Mn{2+} + HSO4{-} + H2O =>
2 MnO4{-} + H{+} + 5 H2SO3 = 2 Mn{2+} + 5 HSO4{-} + 3 H2O
Ho + H2O = Ho(OH0)3 + H2 =>
2 Ho + 6 H2O = 2 Ho(OH0)3 + 3 H2
Al + N2 = Al2N6 =>
2 Al + 3 N2 = Al2N6
HAsO4 + H2O = H2AsO4 + OH =>
HAsO4 + H2O = H2AsO4 + OH
SO + MgCl2 = SCl2 + MgO =>
SO + MgCl2 = SCl2 + MgO
H2O + C5H8O + LiAlH4 = C5H12O2 + LiAl(OH)4 =>
8 H2O + 4 C5H8O + LiAlH4 = 4 C5H12O2 + LiAl(OH)4
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4) =>
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4)
C9H11N2O4S + O2 = CO2 + H2O + NO2 + SO2 =>
4 C9H11N2O4S + 51 O2 = 36 CO2 + 22 H2O + 8 NO2 + 4 SO2
KCN + H2SO4 = K2SO4 + HCN =>
2 KCN + H2SO4 = K2SO4 + 2 HCN
HOSO2 + O2 = HO2SO2 =>
2 HOSO2 + O2 = 2 HO2SO2
ZnCO3(ac) + HCl(aq) = ZnCl2(aq) + H2O(l) + CO2(g) =>
ZnCO3(ac) + 2 HCl(aq) = ZnCl2(aq) + H2O(l) + CO2(g)
NH3 + AgCl = Cl + Ag(NH3)2 =>
2 NH3 + AgCl = Cl + Ag(NH3)2
HCl(aq)Ca(s) + HCl(aq) = CaCl2(aq) + H2(g) =>
HCl(aq)Ca(s) + HCl(aq) = CaCl2(aq) + H2(g)
CrCl3*6H2O + KOH + H2O2 = K2CrO4 + H2O + KCl =>
2 CrCl3*6H2O + 10 KOH + 3 H2O2 = 2 K2CrO4 + 20 H2O + 6 KCl
CoCl2 + NaOH + Br2 = NaBr + Co(OH)3 + NaCl =>
2 CoCl2 + 6 NaOH + Br2 = 2 NaBr + 2 Co(OH)3 + 4 NaCl
Li2Co3 + HNO3 = LiNO3 + H2Co3 =>
Li2Co3 + 2 HNO3 = 2 LiNO3 + H2Co3
NH3(aq) + I2(g) = NI3(aq) + H2(g) =>
2 NH3(aq) + 3 I2(g) = 2 NI3(aq) + 3 H2(g)
H2O + SiO2 = HSiO3 + H =>
H2O + SiO2 = HSiO3 + H
Pb(OH)4 + H3AsO3 = Pb(HAsO3)2 + H2O =>
Pb(OH)4 + 2 H3AsO3 = Pb(HAsO3)2 + 4 H2O
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