Équations équilibrées la veille |
Ag(NH3)2Cl(aq) + 2 HNO3(aq) = AgCl(s) + 2 NH4NO3(aq)
NaOCl + HBr = NaBr + HClO =>
NaOCl + HBr = NaBr + HClO
Zn(s) + H2O(l) = Zn(OH)2(aq) + H2(g) =>
Zn(s) + 2 H2O(l) = Zn(OH)2(aq) + H2(g)
CaS(aq) + HBr(aq) = CaBr2(aq) + H2S(g) =>
CaS(aq) + 2 HBr(aq) = CaBr2(aq) + H2S(g)
FeO + S2 = Fe2S3 + SO2 =>
2 FeO + 2 S2 = Fe2S3 + SO2
ZrO(NO3)2*6H2O + NaOH = Zr(OH)4 + H2O + NaNO3 =>
ZrO(NO3)2*6H2O + 2 NaOH = Zr(OH)4 + 5 H2O + 2 NaNO3
Ba(OH)2 + H3PO2 = Ba(H2PO2)2 + H2O =>
Ba(OH)2 + 2 H3PO2 = Ba(H2PO2)2 + 2 H2O
CuSO3 + H2S = CuS + H2SO4 =>
4 CuSO3 + 3 H2S = 4 CuS + 3 H2SO4
Al + CrO4 = AlCrO4 =>
Al + CrO4 = AlCrO4
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Ni(NO3)2 + K3Fe(CN)6 = Ni(CN)2 + K3Fe(NO3)6 =>
3 Ni(NO3)2 + K3Fe(CN)6 = 3 Ni(CN)2 + K3Fe(NO3)6
Ca(OH)2H2SO4 = CaSO4 + H2O =>
Ca(OH)2H2SO4 = CaSO4 + 2 H2O
Zn(s) + H2O(l) = Zn(OH)2(s) + H2(g) =>
Zn(s) + 2 H2O(l) = Zn(OH)2(s) + H2(g)
TiI4 + F2 = TiF4 + I2 =>
TiI4 + 2 F2 = TiF4 + 2 I2
Fe(III) + Cl = Fe(III)Cl3 =>
Fe(III) + 3 Cl = Fe(III)Cl3
KI + H2O + Cl2 = KCl + HIO3 + HCl =>
KI + 3 H2O + 3 Cl2 = KCl + HIO3 + 5 HCl
EuSO4 + K2Cr2O7 + H2SO4 = Eu(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 EuSO4 + 2 K2Cr2O7 + 14 H2SO4 = 3 Eu(SO4)3 + 2 K2SO4 + 2 Cr2(SO4)3 + 14 H2O
Zn(s) + H2O(l) = Zn(OH)2 + H2 =>
Zn(s) + 2 H2O(l) = Zn(OH)2 + H2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
FeCl3(aq) + H2(g) = FeCl2(aq) + HCl(aq) =>
2 FeCl3(aq) + H2(g) = 2 FeCl2(aq) + 2 HCl(aq)
NH4Cl + Pb(ClO3)2 = NH4(ClO3) + PbCl2 =>
2 NH4Cl + Pb(ClO3)2 = 2 NH4(ClO3) + PbCl2
Al(OH)4{-} + H3O{+} = Al{3+} + H2O =>
Al(OH)4{-} + 4 H3O{+} = Al{3+} + 8 H2O
Zn(NO3)2 + Na = Na(NO3) + Zn =>
Zn(NO3)2 + 2 Na = 2 Na(NO3) + Zn
Hg + P = HgP =>
Hg + P = HgP
HI + S = H2S + I2 =>
2 HI + S = H2S + I2
Re + O = Re2O7 =>
2 Re + 7 O = Re2O7
Na2CO3 + H2O = OH + Na2CO3H =>
Na2CO3 + H2O = OH + Na2CO3H
HI + S = H2S + I =>
2 HI + S = H2S + 2 I
PbS2 + O2 = PbO2 + SO2 =>
PbS2 + 3 O2 = PbO2 + 2 SO2
HI + S = H2S + S2I2 =>
2 HI + 3 S = H2S + S2I2
Zn(s) + H2O(l) = ZnO + H2 =>
Zn(s) + H2O(l) = ZnO + H2
CH3CO2H + K2CO3 = CH3CO2K + CO2 + H2O =>
2 CH3CO2H + K2CO3 = 2 CH3CO2K + CO2 + H2O
CH3CH2CHOH + O2 = CO2 + H2O =>
4 CH3CH2CHOH + 17 O2 = 12 CO2 + 14 H2O
MoO3 = Mo + O3 =>
MoO3 = Mo + O3
HCl(l) + NH4OH(l) = H2O(l) + NH4Cl(aq) =>
HCl(l) + NH4OH(l) = H2O(l) + NH4Cl(aq)
KMnO4 + Mn = MnO2 + K =>
KMnO4 + Mn = 2 MnO2 + K
C7H7Cl + KOH = K(C7H6Cl) + H2O =>
C7H7Cl + KOH = K(C7H6Cl) + H2O
Zn(s) + H2O(l) = Zn(OH)2 + H2(g) =>
Zn(s) + 2 H2O(l) = Zn(OH)2 + H2(g)
HgCl2 + SO2 + H2O = HgCl + H2SO4 + HCl =>
2 HgCl2 + SO2 + 2 H2O = 2 HgCl + H2SO4 + 2 HCl
CuCl2 + Li = Cu + LiCl =>
CuCl2 + 2 Li = Cu + 2 LiCl
UO2(NO3)2 + NH3 = (NH4)2U2O7 + H2O + N2 =>
6 UO2(NO3)2 + 26 NH3 = 3(NH4)2U2O7 + 27 H2O + 16 N2
Sr(NO3) + CuSO4 = SrSO4 + CuNO3 =>
Sr(NO3) + CuSO4 = SrSO4 + CuNO3
Ni2(CO3)2 = NiO + CO2 =>
Ni2(CO3)2 = 2 NiO + 2 CO2
H2S + BF3 = HF + B2S3 =>
3 H2S + 2 BF3 = 6 HF + B2S3
MnSO4H2O + H2C2O4 + H2O = MnC2O4(H2O)3 + H2SO4 =>
MnSO4H2O + H2C2O4 + 2 H2O = MnC2O4(H2O)3 + H2SO4
Pb(NO3)2 + Na2CrO4 = NaNO3 + PbCrO4 =>
Pb(NO3)2 + Na2CrO4 = 2 NaNO3 + PbCrO4
Mg(NO3)2 + Al(C2H3O2)3 = Mg(C2H3O2)2 + Al(NO3)3 =>
3 Mg(NO3)2 + 2 Al(C2H3O2)3 = 3 Mg(C2H3O2)2 + 2 Al(NO3)3
C7H5NaO2 + H2O = C7H4NaO2 + H3O =>
C7H5NaO2 + H2O = C7H4NaO2 + H3O
CaCl2(ac) + NaOH(ac) = Ca(OH)2(s) + NaCl(aq) =>
CaCl2(ac) + 2 NaOH(ac) = Ca(OH)2(s) + 2 NaCl(aq)
Na2SO3 + CO2 = Na2CO3 + SO2 =>
Na2SO3 + CO2 = Na2CO3 + SO2
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