Équations équilibrées la veille |
2 H2SO4 = 2 S + 3 O2 + 2 H2O
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
NaHCO3 + H2O = H2CO3 + NaOH =>
NaHCO3 + H2O = H2CO3 + NaOH
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
N2O5 + Cu(OH)2 = Cu(NO3)2 + H2O =>
N2O5 + Cu(OH)2 = Cu(NO3)2 + H2O
CS2 + NaOH = Na2CS3 + Na2CO3 + H2O =>
3 CS2 + 6 NaOH = 2 Na2CS3 + Na2CO3 + 3 H2O
Na2CO3 + H2 = H2CO3 + Na2 =>
Na2CO3 + H2 = H2CO3 + Na2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
FeSCN(aq) + (NH4)2C2O4(aq) = (NH4)2SCN(aq) + FeC2O4(aq) =>
FeSCN(aq) + (NH4)2C2O4(aq) = (NH4)2SCN(aq) + FeC2O4(aq)
BaCl2 + Br2 = BaBr2 + Cl2 =>
BaCl2 + Br2 = BaBr2 + Cl2
MgO + NH4NO3 = Mg(NO3)2 + H2O + NH3 =>
MgO + 2 NH4NO3 = Mg(NO3)2 + H2O + 2 NH3
KBrO3 + KI + HNO3 = KNO3 + Br2 + H2O + KIO3 =>
6 KBrO3 + 5 KI + 6 HNO3 = 6 KNO3 + 3 Br2 + 3 H2O + 5 KIO3
Al + N2 = (Al)2(N)3 =>
4 Al + 3 N2 = 2(Al)2(N)3
CH3CH2OH + C10H16 = C12H21 + H2O =>
9 CH3CH2OH + 3 C10H16 = 4 C12H21 + 9 H2O
(NH4)2SO4 + KI = (NH4)I + K2SO4 =>
(NH4)2SO4 + 2 KI = 2(NH4)I + K2SO4
NaSi + HCl = NaCl + HSi =>
NaSi + HCl = NaCl + HSi
{-}t = {-}t{+} =>
{-}t = {-}t{+}
HClO4 + CsCl = OH + Cl + CsO3 =>
HClO4 + CsCl = OH + 2 Cl + CsO3
C2H2 + Cl2 = H2Cl2 + C =>
C2H2 + Cl2 = H2Cl2 + 2 C
BaSiO3 + HNO3 = Ba(NO3)2 + SiO2 + H2O =>
BaSiO3 + 2 HNO3 = Ba(NO3)2 + SiO2 + H2O
CH3OH + CrO3 + H2SO4 = Cr2(SO4)3 + CH3COOH + H2O =>
6 CH3OH + 4 CrO3 + 6 H2SO4 = 2 Cr2(SO4)3 + 3 CH3COOH + 12 H2O
Ca(Al(OH)4)2 + HBr = CaBr2 + Al(OH)3 + H2O =>
Ca(Al(OH)4)2 + 2 HBr = CaBr2 + 2 Al(OH)3 + 2 H2O
NaOH + KHC8H5O4 = KNaC8H5O4 + H2O =>
NaOH + KHC8H5O4 = KNaC8H5O4 + H2O
Mo(C2O4)3 + AlCl3 = MoCl3 + Al(C2O4)3 =>
Mo(C2O4)3 + AlCl3 = MoCl3 + Al(C2O4)3
KMnO4 + SnCl2 + HCl = KCl + MnCl2 + H2O + SnCl4 =>
2 KMnO4 + 5 SnCl2 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 SnCl4
NaClO3 + CO2 = Na2CO3 + Cl2 + O2 =>
4 NaClO3 + 2 CO2 = 2 Na2CO3 + 2 Cl2 + 5 O2
Ca(OH)2 + H3AsO3 = Ca(HAsO3) + H2O =>
Ca(OH)2 + H3AsO3 = Ca(HAsO3) + 2 H2O
K2SO3(aq) + HNO3(aq) = KNO3(aq) + H2SO3(aq) =>
K2SO3(aq) + 2 HNO3(aq) = 2 KNO3(aq) + H2SO3(aq)
CH3OH + K2Cr2O7 + H2SO4 = HCOOH + Cr(SO)4 + K2SO4 + H2O =>
11 CH3OH + K2Cr2O7 + 9 H2SO4 = 11 HCOOH + 2 Cr(SO)4 + K2SO4 + 20 H2O
ZnSO4 + NaOH = NaHSO4 + ZnO =>
ZnSO4 + NaOH = NaHSO4 + ZnO
CaCO3 + BaS = BaCO3 + CaS =>
CaCO3 + BaS = BaCO3 + CaS
Be + HNO3 = BeO + NO + H2O =>
3 Be + 2 HNO3 = 3 BeO + 2 NO + H2O
NiI + KOH + KIO3 = Ni2O3 + KI + H2O =>
6 NiI + 6 KOH + 2 KIO3 = 3 Ni2O3 + 8 KI + 3 H2O
(NH4)3PO4 + Mg(NO2)2 = Mg3(PO4)2 + NH4(NO2) =>
2(NH4)3PO4 + 3 Mg(NO2)2 = Mg3(PO4)2 + 6 NH4(NO2)
Zn + Cd = ZnCd =>
Zn + Cd = ZnCd
Zn + Ag(NO3)2 = ZnNO3 + Ag =>
2 Zn + Ag(NO3)2 = 2 ZnNO3 + Ag
AlH2SO4 = AlSO4H2 =>
AlH2SO4 = AlSO4H2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H{+} + Cl{-} + NO3{-} = NO + Cl2 + H2O =>
8 H{+} + 6 Cl{-} + 2 NO3{-} = 2 NO + 3 Cl2 + 4 H2O
Mn(NO3)2 + NaS = MnS + Na(NO3)2 =>
Mn(NO3)2 + NaS = MnS + Na(NO3)2
MnSO4NaClONaOH = MnO2Na2SO4HCl =>
MnSO4NaClONaOH = MnO2Na2SO4HCl
C2H5OH + C3H4O4 = H2O + C7H12O4 =>
2 C2H5OH + C3H4O4 = 2 H2O + C7H12O4
NiSO3 + O2 = NiO + SO3 =>
2 NiSO3 + O2 = 2 NiO + 2 SO3
NiS + NaOH + H2O2 = NiO4 + Na2SO4 + H2O =>
NiS + 2 NaOH + 7 H2O2 = NiO4 + Na2SO4 + 8 H2O
HCl + Li2SO4 = LiCl + H2SO4 =>
2 HCl + Li2SO4 = 2 LiCl + H2SO4
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Fe + AlCl3 = FeCl3 + Al =>
Fe + AlCl3 = FeCl3 + Al
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MgNO3 + MgCl2 = MgCl + Mg(NO3)2 =>
2 MgNO3 + MgCl2 = 2 MgCl + Mg(NO3)2
Cu + H2O = H + CuO2 =>
Cu + 2 H2O = 4 H + CuO2
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