Équations équilibrées la veille |
Bi2S5 + 5 H2(NO2)2 = 2 Bi(NO2)5 + 5 H2S
BF3(g) + H2O(l) = B2O3(g) + HF(ag) =>
2 BF3(g) + 3 H2O(l) = B2O3(g) + 6 HF(ag)
Ca(NO3)2*4H2O + NaOH = NaNO3 + Ca(OH)2 + H2O =>
Ca(NO3)2*4H2O + 2 NaOH = 2 NaNO3 + Ca(OH)2 + 4 H2O
C6H5NH3OH + HCl = C6H5NH3Cl + H2O =>
C6H5NH3OH + HCl = C6H5NH3Cl + H2O
HBr + Na2Co3 = NaBr + H2Co3 =>
2 HBr + Na2Co3 = 2 NaBr + H2Co3
Zn + HCl = H2 + ClZn2 =>
4 Zn + 2 HCl = H2 + 2 ClZn2
Fe(PO4) + HNO3 = Fe(NO3)3 + H3PO4 =>
Fe(PO4) + 3 HNO3 = Fe(NO3)3 + H3PO4
CuX + NaOH = Cu(OH)2 + Na2X =>
CuX + 2 NaOH = Cu(OH)2 + Na2X
SrCl2(aq) + Hg2(NO3)2(aq) = Sr(NO3)2(aq) + Hg2Cl2(s) =>
SrCl2(aq) + Hg2(NO3)2(aq) = Sr(NO3)2(aq) + Hg2Cl2(s)
CuSO4 + Zn + HCl = Cu + ZnCl2 + H2SO4 =>
CuSO4 + Zn + 2 HCl = Cu + ZnCl2 + H2SO4
Cr2(SO4)3 + Na2O2 + NaOH = Na2SO4 + Na2CrO4 + H2O =>
Cr2(SO4)3 + 3 Na2O2 + 4 NaOH = 3 Na2SO4 + 2 Na2CrO4 + 2 H2O
K3[Fe(C2O4)3] + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + CO2 + H2O + K2SO4 =>
10 K3[Fe(C2O4)3] + 12 KMnO4 + 48 H2SO4 = 5 Fe2(SO4)3 + 12 MnSO4 + 60 CO2 + 48 H2O + 21 K2SO4
H2O + Zn + BrO4 = Zn(OH)4 + Br =>
4 H2O + 2 Zn + BrO4 = 2 Zn(OH)4 + Br
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
(KOH) + CaCl2 = KCl + Ca(OH)2 =>
2(KOH) + CaCl2 = 2 KCl + Ca(OH)2
NaHCO3(s) = Na2CO3(s)CO2(g)H2O(g) =>
2 NaHCO3(s) = Na2CO3(s)CO2(g)H2O(g)
Ag2S(s) + Al(s) + H2O(l) = Al2O3(aq) + H2S(g) + Ag(s) =>
3 Ag2S(s) + 2 Al(s) + 3 H2O(l) = Al2O3(aq) + 3 H2S(g) + 6 Ag(s)
H2SO4 + Al = Al2(SO4)3 + H2 =>
3 H2SO4 + 2 Al = Al2(SO4)3 + 3 H2
S + HNO3 = SO2 + NO + H2O =>
3 S + 4 HNO3 = 3 SO2 + 4 NO + 2 H2O
H + Si = SiH =>
H + Si = SiH
K2S(aq) + HCl(aq) = KH(aq) + SCl2(g) =>
K2S(aq) + 2 HCl(aq) = 2 KH(aq) + SCl2(g)
NaHCO3 + H3C2O2H = CO2 + H2O + NaH3C2O2 =>
NaHCO3 + H3C2O2H = CO2 + H2O + NaH3C2O2
H2CO3 + Ti = Ti2(CO3)3 + H2 =>
3 H2CO3 + 2 Ti = Ti2(CO3)3 + 3 H2
CH3CO2H + SOCl2 = CH3COCl + SO2 + HCl =>
CH3CO2H + SOCl2 = CH3COCl + SO2 + HCl
Sr(NO3)2 + LiOH = Sr(OH)2 + LiNO3 =>
Sr(NO3)2 + 2 LiOH = Sr(OH)2 + 2 LiNO3
C6H5CH3 + Br2 = BrC6H4CH3 + HBr =>
C6H5CH3 + Br2 = BrC6H4CH3 + HBr
CrCl2 + CuSO4 = CuCl2 + CrSO4 =>
CrCl2 + CuSO4 = CuCl2 + CrSO4
Cu(OH)2 + H2L = CuL + H2O =>
Cu(OH)2 + H2L = CuL + 2 H2O
CCHHHHHHO + OO = COO + HHO =>
CCHHHHHHO + 3 OO = 2 COO + 3 HHO
NaHCO3 + Ca(NO3)2 = Na(NO3) + Ca(HCO3)2 =>
2 NaHCO3 + Ca(NO3)2 = 2 Na(NO3) + Ca(HCO3)2
Al(s) + NaOH(aq) + H2O(l) = Na[Al(OH)4](l) + H2(aq) =>
2 Al(s) + 2 NaOH(aq) + 6 H2O(l) = 2 Na[Al(OH)4](l) + 3 H2(aq)
CuFeS2 + O2 = Fe2O3 + SO2 + Cu2S =>
4 CuFeS2 + 9 O2 = 2 Fe2O3 + 6 SO2 + 2 Cu2S
Pb(C2H3O2)4 + K2CrO4 = Pb(CrO4)2 + KCH3CO2 =>
Pb(C2H3O2)4 + 2 K2CrO4 = Pb(CrO4)2 + 4 KCH3CO2
MnCl2*4H2O + NH4SCN = Mn(SCN)2 + NH4Cl + H2O =>
MnCl2*4H2O + 2 NH4SCN = Mn(SCN)2 + 2 NH4Cl + 4 H2O
Mg(C2H3O2) + Al(NO3) = Mg(NO3) + Al(C2H3O2) =>
Mg(C2H3O2) + Al(NO3) = Mg(NO3) + Al(C2H3O2)
KCl + NaNO3 = KNO3 + NaCl =>
KCl + NaNO3 = KNO3 + NaCl
H2O + HPO4 + NH4 + Mg + OH = MgNH4PO4*6H2O =>
5 H2O + HPO4 + NH4 + Mg + OH = MgNH4PO4*6H2O
NaOH + CuCl2 = NaCl2 + OHCu =>
NaOH + CuCl2 = NaCl2 + OHCu
Be2C + H2O = Be(HO)2 + CH4 =>
Be2C + 4 H2O = 2 Be(HO)2 + CH4
CaCl2 + NH4(OH) = Ca(OH)2 + Cl(NH4) =>
CaCl2 + 2 NH4(OH) = Ca(OH)2 + 2 Cl(NH4)
CuBr2 + K2CO3 = CuCO3 + K2Br2 =>
CuBr2 + K2CO3 = CuCO3 + K2Br2
C3H7OH + O2 = C4H2O3 + H2O =>
4 C3H7OH + 9 O2 = 3 C4H2O3 + 13 H2O
Sb2O3 + H2O + LiSO4 + MnSO4 = Sb + H2SO4 + LiMnO4 =>
2 Sb2O3 + 6 H2O + 3 LiSO4 + 3 MnSO4 = 4 Sb + 6 H2SO4 + 3 LiMnO4
MnCl2(aq) + NaI(aq) = MnI2 + NaCl =>
MnCl2(aq) + 2 NaI(aq) = MnI2 + 2 NaCl
Cu + O2 = CuO2 =>
Cu + O2 = CuO2
Ca(OH)2 + K2SO4 = CaSO4 + KOH =>
Ca(OH)2 + K2SO4 = CaSO4 + 2 KOH
Na2SO4 + Sr(NO3)2 = SO4Sr + NaNO3 =>
Na2SO4 + Sr(NO3)2 = SO4Sr + 2 NaNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca3(C6H5O7)2 + Cu(OH)2 = Ca(OH)2 + Cu3(C6H5O7)2 =>
Ca3(C6H5O7)2 + 3 Cu(OH)2 = 3 Ca(OH)2 + Cu3(C6H5O7)2
H2(g) + CO2(g) = CH3OH(l) + O2(g) =>
4 H2(g) + 2 CO2(g) = 2 CH3OH(l) + O2(g)
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