Équations équilibrées la veille |
PbS + 4 H2O = PbSO4 + 2 H4
AlCl3 + H3PO4 = HCl + AlPO4 =>
AlCl3 + H3PO4 = 3 HCl + AlPO4
C6H12O6 + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)2 + H2O =>
C6H12O6 + 3 K2Cr2O7 + 9 H2SO4 = 6 CO2 + 3 K2SO4 + 3 Cr2(SO4)2 + 15 H2O
Fe + MgCl2 = Mg + FeCl2 =>
Fe + MgCl2 = Mg + FeCl2
Al(s) + Zn(NO3)2(aq) = Al(NO3)2(aq) + Zn(s) =>
Al(s) + Zn(NO3)2(aq) = Al(NO3)2(aq) + Zn(s)
Ca(NO3)2 + Fe = Fe(NO3)3 + Ca =>
3 Ca(NO3)2 + 2 Fe = 2 Fe(NO3)3 + 3 Ca
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
NaOH + Cu(CH3COOH)2 = Na(CH3COOH)2 + CuOH =>
NaOH + Cu(CH3COOH)2 = Na(CH3COOH)2 + CuOH
CH2CHCH2CH2CH3 + KMnO4 + H2SO4 = CH3CH2CH2COOH + MnSO4 + K2SO4 + H2O =>
4 CH2CHCH2CH2CH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2CH2COOH + 4 MnSO4 + 2 K2SO4 + 6 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Fe(IO3)3 = Fe + IO3 =>
Fe(IO3)3 = Fe + 3 IO3
NO3{-} + H3O{+} = NO + O2 + H2O =>
4 NO3{-} + 4 H3O{+} = 4 NO + 3 O2 + 6 H2O
Fe(conc) + H2SO4 = FeSO4 + SO2 + H2O =>
Fe(conc) + 2 H2SO4 = FeSO4 + SO2 + 2 H2O
CuSO4 + K4P2O7 = Cu2P2O7 + K2SO4 =>
2 CuSO4 + K4P2O7 = Cu2P2O7 + 2 K2SO4
P4 + SO2 + Cl2 = SOCl2 + POCl3 =>
P4 + 4 SO2 + 10 Cl2 = 4 SOCl2 + 4 POCl3
Na3PO4 + Sr = Sr3(PO4)2 + Na =>
2 Na3PO4 + 3 Sr = Sr3(PO4)2 + 6 Na
Na2SO4 + Fe(NO3)3 = NaNO3 + Fe2(SO4)3 =>
3 Na2SO4 + 2 Fe(NO3)3 = 6 NaNO3 + Fe2(SO4)3
C6H12O6 + HNO3 + K2CrO4 = C6H11O7 + K2NO2 + H2CrO4 =>
C6H12O6 + HNO3 + K2CrO4 = C6H11O7 + K2NO2 + H2CrO4
H2SO4 + NaOH = Na2SO4(aq) + H2O =>
H2SO4 + 2 NaOH = Na2SO4(aq) + 2 H2O
C6H5Br + Na = C12H10 + NaBr =>
2 C6H5Br + 2 Na = C12H10 + 2 NaBr
CF3COOH + H2O = H3O3C2F3 =>
CF3COOH + H2O = H3O3C2F3
MgO + CaO = MgO3 + Ca =>
MgO + 2 CaO = MgO3 + 2 Ca
C6H5NO2 + Sn + HCl = C6H5NH2 + SnCl4 + H2O =>
2 C6H5NO2 + 3 Sn + 12 HCl = 2 C6H5NH2 + 3 SnCl4 + 4 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Fe + H2O(g) = Fe3O4(s) + H2(g) =>
3 Fe + 4 H2O(g) = Fe3O4(s) + 4 H2(g)
C6H5COOCH3 + KOH = CH3OH + C6H5COKO =>
C6H5COOCH3 + KOH = CH3OH + C6H5COKO
RbOH + HCl = RbCl + HOH =>
RbOH + HCl = RbCl + HOH
C6H5NH2 + C5H6Br3N = C6H6BrN + HBr + C5H6NBr =>
C6H5NH2 + C5H6Br3N = C6H6BrN + HBr + C5H6NBr
BaCl + KS = BaS + KCl =>
BaCl + KS = BaS + KCl
Zn + Ni2SO4 = Ni + Zn2SO4 =>
2 Zn + Ni2SO4 = 2 Ni + Zn2SO4
NO2 + F2 = NO2F =>
2 NO2 + F2 = 2 NO2F
Fe(NO3)3 + Mn = Fe + Mn(NO3)3 =>
Fe(NO3)3 + Mn = Fe + Mn(NO3)3
Ga(OH)3 + KOH = KGaO2 + H2O =>
Ga(OH)3 + KOH = KGaO2 + 2 H2O
HCl + K2MnO4 = KCl + MnCl2 + H2O + Cl2 =>
8 HCl + K2MnO4 = 2 KCl + MnCl2 + 4 H2O + 2 Cl2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaOH + KC8H5O4 = H2O + C4H4O4 + K + Na =>
5 NaOH + KC8H5O4 = H2O + 2 C4H4O4 + K + 5 Na
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Rb + Er3 + Te6 + S9 = (RbEr)3(TeS)7 =>
54 Rb + 18 Er3 + 21 Te6 + 14 S9 = 18(RbEr)3(TeS)7
ClO + KI = KClO + I =>
ClO + KI = KClO + I
SrBr2 + Na3Po4 = Sr3(Po4)2 + NaBr =>
3 SrBr2 + 2 Na3Po4 = Sr3(Po4)2 + 6 NaBr
Na2O + WO3 = Na2WO4 =>
Na2O + WO3 = Na2WO4
NaCl + K = Na + KCl =>
NaCl + K = Na + KCl
S8 + NaOH = Na2S8 + OH =>
S8 + 2 NaOH = Na2S8 + 2 OH
C2H6O2 + O3 = CO2 + H2O =>
3 C2H6O2 + 5 O3 = 6 CO2 + 9 H2O
Ca(OH)2 + K2Cr2O7 = CaCr2O7 + K(OH) =>
Ca(OH)2 + K2Cr2O7 = CaCr2O7 + 2 K(OH)
MgSO4 + NH3 + H2CO3 + H2O = Mg5(CO3)4(OH)2 + (NH4)2SO4 =>
5 MgSO4 + 10 NH3 + 4 H2CO3 + 2 H2O = Mg5(CO3)4(OH)2 + 5(NH4)2SO4
(NH4)2Cr2O7 + NaOH = NH3 + Na2CrO4 + H2O =>
(NH4)2Cr2O7 + 4 NaOH = 2 NH3 + 2 Na2CrO4 + 3 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cu2(OH)2CO3 + C7H6O3 = CuC7H5O3 + CO2 + H2O =>
14 Cu2(OH)2CO3 + 29 C7H6O3 = 28 CuC7H5O3 + 21 CO2 + 31 H2O
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