Équations équilibrées la veille |
Pb(C2H3O2)2(aq) + NH4I(aq) = PbI(s) + NH4(C2H3O2)2(aq)
Cu(NO3)2 + Cu + HCl = CuCl2 + NO + H2O =>
Cu(NO3)2 + 3 Cu + 8 HCl = 4 CuCl2 + 2 NO + 4 H2O
H2S + HClO3 = S + HCl + H2O =>
3 H2S + HClO3 = 3 S + HCl + 3 H2O
H2S + LiBr = LiH2 + BrS =>
H2S + LiBr = LiH2 + BrS
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
Zn + AgI = ZnI2 + Ag =>
Zn + 2 AgI = ZnI2 + 2 Ag
Fe(NH4)2(SO4)2*6H2O + H2C2O4 = (NH4)2SO4 + FeC2O4*2H2O + H2O + H2SO4 =>
Fe(NH4)2(SO4)2*6H2O + H2C2O4 = (NH4)2SO4 + FeC2O4*2H2O + 4 H2O + H2SO4
Na2 + N3 = Na3N =>
9 Na2 + 2 N3 = 6 Na3N
Fe(OH)3NaOH = NaFe(OH)4 =>
Fe(OH)3NaOH = NaFe(OH)4
C6H5CO2Na + O2 = CO2 + H2O + NaOH =>
2 C6H5CO2Na + 15 O2 = 14 CO2 + 4 H2O + 2 NaOH
Ca3P2 + H2SO4 = CaSO4 + H3PO4 + H2O + SO2 =>
Ca3P2 + 11 H2SO4 = 3 CaSO4 + 2 H3PO4 + 8 H2O + 8 SO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
Ca + OH + HC2H3O2 = Ca(C2H3O2)2 + H2O =>
Ca + 2 OH + 2 HC2H3O2 = Ca(C2H3O2)2 + 2 H2O
Fe(II) + HCl = Fe(II)Cl + H2 =>
2 Fe(II) + 2 HCl = 2 Fe(II)Cl + H2
Pb + NaClO = PbO2 + NaCl =>
Pb + 2 NaClO = PbO2 + 2 NaCl
Fe2(SO4)3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + K2SO4 =>
2 Fe2(SO4)3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 6 K2SO4
Hg + KI = HgI2 + K =>
Hg + 2 KI = HgI2 + 2 K
KO3 + CO2 = K2C5O + O4 =>
8 KO3 + 20 CO2 = 4 K2C5O + 15 O4
CH3CHOH2 = C2H5OH =>
CH3CHOH2 = C2H5OH
NaOH + AlCl3 = Al(OH)3 + NaCl =>
3 NaOH + AlCl3 = Al(OH)3 + 3 NaCl
CH3OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3OH + 2 K2Cr2O7 + 8 H2SO4 = 3 HCOOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Mn(CH3COO)2 = MnO + H2O + C =>
Mn(CH3COO)2 = MnO + 3 H2O + 4 C
NH4Cl + KOH = KCl + NH3H2O =>
NH4Cl + KOH = KCl + NH3H2O
LiBr + O2 = LiBrO3 =>
2 LiBr + 3 O2 = 2 LiBrO3
Cl2 + H2SO4 = HClO3 + SO2 + H2O =>
Cl2 + 5 H2SO4 = 2 HClO3 + 5 SO2 + 4 H2O
C2H6 + CO = CH3COCH3 =>
C2H6 + CO = CH3COCH3
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Al2(SO4)3 + Be(OH)2 = Al(OH)3 + Be2(SO4)2 =>
2 Al2(SO4)3 + 6 Be(OH)2 = 4 Al(OH)3 + 3 Be2(SO4)2
CH3CONH2 + KOH + Br2 = CH3NH2 + KBr + H2O + K2CO3 =>
CH3CONH2 + 4 KOH + Br2 = CH3NH2 + 2 KBr + 2 H2O + K2CO3
C3H8O2S + O2 = CO2 + H2O + SO3 =>
2 C3H8O2S + 11 O2 = 6 CO2 + 8 H2O + 2 SO3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Zn + Cu(SO4) + H2O = Zn(SO4) + CuH2O =>
Zn + Cu(SO4) + H2O = Zn(SO4) + CuH2O
Mn + CrCl2 = MnCl2 + Cr =>
Mn + CrCl2 = MnCl2 + Cr
O + Cl2 = OCl2 =>
O + Cl2 = OCl2
CaCl2 + AgCNO3 = Ca(CNO3)2 + AgCl =>
CaCl2 + 2 AgCNO3 = Ca(CNO3)2 + 2 AgCl
Li + AuCl = LiCl + Au =>
Li + AuCl = LiCl + Au
C6H12O6(solid) + O2(gas) = CO2(gas) + H2O(gas) =>
C6H12O6(solid) + 6 O2(gas) = 6 CO2(gas) + 6 H2O(gas)
MgS + H2 = H2S + Mg =>
MgS + H2 = H2S + Mg
Na2CrO4 + Al2(SO4)3 = Al2(CrO4)3 + Na2SO4 =>
3 Na2CrO4 + Al2(SO4)3 = Al2(CrO4)3 + 3 Na2SO4
Na + P = NaP =>
Na + P = NaP
KBr + K2Cr2O7 + H2SO4 = Br + CrSO4 + K2SO4 + H2O =>
8 KBr + K2Cr2O7 + 7 H2SO4 = 8 Br + 2 CrSO4 + 5 K2SO4 + 7 H2O
Co(ll) + H2O = H2 + Co(OH)2 =>
Co(ll) + 2 H2O = H2 + Co(OH)2
MgCl(aq) + NaOH(aq) = MgOH(s) + NaCl =>
MgCl(aq) + NaOH(aq) = MgOH(s) + NaCl
MgS + NaHCO3 = Mg(HCO3)2 + Na2S =>
MgS + 2 NaHCO3 = Mg(HCO3)2 + Na2S
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C3H8O2S + O2 = CO2 + H2O + SO2 =>
C3H8O2S + 5 O2 = 3 CO2 + 4 H2O + SO2
NH4OH + HNO3 = NHNO + H2O =>
9 NH4OH + 7 HNO3 = 8 NHNO + 22 H2O
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
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