Équations équilibrées la veille |
2 Fe{2}{+} + Cr2O3{2}{-} + 6 H{+} = 2 Fe{3}{+} + 2 Cr{3}{+} + 3 H2O
KBrO3 + MnO2 = MnBrO3 + KO2 =>
KBrO3 + MnO2 = MnBrO3 + KO2
Al2O3 + H2 = Al + H2O =>
Al2O3 + 3 H2 = 2 Al + 3 H2O
C6H5OH + KBr = C6H5Br + KOH =>
C6H5OH + KBr = C6H5Br + KOH
Mg(OH)2 + H3P = Mg3P2 + HOH =>
3 Mg(OH)2 + 2 H3P = Mg3P2 + 6 HOH
Hg(ClO3)2 + Fe2(SO4)2 = Hg2(SO4)2 + Fe(ClO3)2 =>
2 Hg(ClO3)2 + Fe2(SO4)2 = Hg2(SO4)2 + 2 Fe(ClO3)2
H + I = HI =>
H + I = HI
C4H6O6 + NaOH = Na2C4H4O6 + H2O =>
C4H6O6 + 2 NaOH = Na2C4H4O6 + 2 H2O
Na2S2O3 + SnCl2 = SnS2O3 + NaCl =>
Na2S2O3 + SnCl2 = SnS2O3 + 2 NaCl
C6H6(aq) + O2 = CO2 + H2O =>
2 C6H6(aq) + 15 O2 = 12 CO2 + 6 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Cu + ZnO = CuO + Zn =>
Cu + ZnO = CuO + Zn
C4H9I + NH3 = C4H9NH3 + I =>
C4H9I + NH3 = C4H9NH3 + I
IO3{-} + Cr(OH)3 + OH{-} = CrO42{-} + I{-} + H2O =>
40 IO3{-} + 3 Cr(OH)3 + 3 OH{-} = 3 CrO42{-} + 40 I{-} + 6 H2O
SnSO4Zn(OH)2 = Sn(OH)2ZnSO4 =>
SnSO4Zn(OH)2 = Sn(OH)2ZnSO4
C6H5NO2 + Na2S + H2O = C6H5NH2 + Na2S2O3 + NaOH =>
4 C6H5NO2 + 6 Na2S + 7 H2O = 4 C6H5NH2 + 3 Na2S2O3 + 6 NaOH
NaC1 + H2SO4 = Na2SO4 + HC1 =>
2 NaC1 + H2SO4 = Na2SO4 + 2 HC1
KClO = KClO2KCl =>
2 KClO = KClO2KCl
AlO2 + H2O = Al + OH =>
AlO2 + 2 H2O = Al + 4 OH
Ga + HC1 = GaC13 + H2 =>
2 Ga + 26 HC1 = 2 GaC13 + 13 H2
CH3CH(OH)COOH + CH3OH = CH3CH(OH)COOCH3 + H2O =>
CH3CH(OH)COOH + CH3OH = CH3CH(OH)COOCH3 + H2O
HCl + Fe(OH)3 = Fe(OH)2Cl + H2O =>
HCl + Fe(OH)3 = Fe(OH)2Cl + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NaHCO3 + Ca(OH)2 = NaH(OH)2 + CaCO3 =>
NaHCO3 + Ca(OH)2 = NaH(OH)2 + CaCO3
Pb(NO3) + Kl = Kl(NO3) + Pb =>
Pb(NO3) + Kl = Kl(NO3) + Pb
C2H5 = C4H10 =>
2 C2H5 = C4H10
Fe(g) + H2O(g) = Fe3O4(s) + H2(g) =>
3 Fe(g) + 4 H2O(g) = Fe3O4(s) + 4 H2(g)
AlCuSO4 = Al(SO4)Cu =>
AlCuSO4 = Al(SO4)Cu
C6H5CH2OH + KMnO4 = C6H5COOH + H2O + KOH + MnO2 =>
3 C6H5CH2OH + 4 KMnO4 = 3 C6H5COOH + H2O + 4 KOH + 4 MnO2
NaNO3 + Zn + H2SO4 = ZnSO4 + NO2 + Na2SO4 + H2O =>
2 NaNO3 + Zn + 2 H2SO4 = ZnSO4 + 2 NO2 + Na2SO4 + 2 H2O
BI3 + F2 = BF3 + I2 =>
2 BI3 + 3 F2 = 2 BF3 + 3 I2
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
BrO3{-} + SO3{2-} + H{+} = Br2 + SO4{2-} + H2O =>
2 BrO3{-} + 5 SO3{2-} + 2 H{+} = Br2 + 5 SO4{2-} + H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
SrBr2 = Sr + Br =>
SrBr2 = Sr + 2 Br
Ba(NO3)2(ac) + MgCl2(ac) = BaCl2(ac) + Mg(NO3)2(ac) =>
Ba(NO3)2(ac) + MgCl2(ac) = BaCl2(ac) + Mg(NO3)2(ac)
Ba(OH)2 + SO2 = Ba(SO3) + H2O =>
Ba(OH)2 + SO2 = Ba(SO3) + H2O
(NH2)2CO + NaNO2 = NaNO2(NH2)2CO =>
(NH2)2CO + NaNO2 = NaNO2(NH2)2CO
C3H8O3 = CO2 + CH4 + H2 =>
2 C3H8O3 = 3 CO2 + 3 CH4 + 2 H2
Na3AsO4 + H2S + HCl = NaCl + As2S3 + H2O + S =>
2 Na3AsO4 + 5 H2S + 6 HCl = 6 NaCl + As2S3 + 8 H2O + 2 S
Mn(OH)2 + NaCl = MnCl2 + NaOH =>
Mn(OH)2 + 2 NaCl = MnCl2 + 2 NaOH
Zr + H3SbO3 = Zr(SbO3)4 + Sb2 + H2O =>
Zr + 8 H3SbO3 = Zr(SbO3)4 + 2 Sb2 + 12 H2O
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
NH2CH2COOH + CaCO3 = (NH2CH2COO)2Ca + H2O + CO2 =>
2 NH2CH2COOH + CaCO3 = (NH2CH2COO)2Ca + H2O + CO2
NaF + H3PO4 = NaH2PO4 + HF =>
NaF + H3PO4 = NaH2PO4 + HF
MgCO3(s) + H3O(aq) = Mg(aq) + CO2(g) + H2O(l) =>
MgCO3(s) + 2 H3O(aq) = Mg(aq) + CO2(g) + 3 H2O(l)
K2CrO4 + Cu2SO4 = K2SO4 + Cu2CrO4 =>
K2CrO4 + Cu2SO4 = K2SO4 + Cu2CrO4
SnO + KOH + H2O = K2[Sn(OH)4] =>
SnO + 2 KOH + H2O = K2[Sn(OH)4]
O2 + Cu(OH)2 = CuO2 + H2O =>
O2 + 2 Cu(OH)2 = 2 CuO2 + 2 H2O
Zn(s)CuSo4(aq) = ZnSo4(aq)Cu(s) =>
Zn(s)CuSo4(aq) = ZnSo4(aq)Cu(s)
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