| Équations équilibrées la veille |
I2 + 2 NaSO3 + 2 H2O = 2 NaI + 2 H2SO4
HBrO4 = Br2O7 + H2O =>
2 HBrO4 = Br2O7 + H2O
CO3(aq) + HNO3(aq) = H2O(l) + NO3(s) + CO2(g) =>
CO3(aq) + 2 HNO3(aq) = H2O(l) + 2 NO3(s) + CO2(g)
K2Cr2O7 + Ag + HCl = CrCl3 + AgCl + KCl + H2O =>
K2Cr2O7 + 6 Ag + 14 HCl = 2 CrCl3 + 6 AgCl + 2 KCl + 7 H2O
Fe3(CO)12 + C3H6(SH)2 = Fe2(S2C3H6)(CO)6 + H2 + CO =>
2 Fe3(CO)12 + 3 C3H6(SH)2 = 3 Fe2(S2C3H6)(CO)6 + 3 H2 + 6 CO
FeO + HClO4 = Fe(ClO4)2 + H2O =>
FeO + 2 HClO4 = Fe(ClO4)2 + H2O
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
C7H5N3O6 = N2 + CO + H2O + C =>
2 C7H5N3O6 = 3 N2 + 7 CO + 5 H2O + 7 C
H2SO4 + H2O = HS2O3 + OH =>
2 H2SO4 + 2 H2O = HS2O3 + 7 OH
SO2(g) + H2S(g) = H2O(l) + S(s) =>
SO2(g) + 2 H2S(g) = 2 H2O(l) + 3 S(s)
Zn + CaSO4 = ZnSO4 + Ca =>
Zn + CaSO4 = ZnSO4 + Ca
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HBr + KH2SO4 = KBr2 + H2O + SO2 =>
2 HBr + KH2SO4 = KBr2 + 2 H2O + SO2
Al(s) + H2SO4(aq) = H2(g) + Al2(SO4)3(aq) =>
2 Al(s) + 3 H2SO4(aq) = 3 H2(g) + Al2(SO4)3(aq)
Al2(SO4)3 + CuO = Al2O3 + CuSO4 =>
Al2(SO4)3 + 3 CuO = Al2O3 + 3 CuSO4
CO2 + N2O = CO + N2O3 =>
2 CO2 + N2O = 2 CO + N2O3
SiO2 + MgO = Mg2Si + O2 =>
SiO2 + 2 MgO = Mg2Si + 2 O2
Zn2S + O2 = Zn2O + S0 =>
2 Zn2S + O2 = 2 Zn2O + 2 S0
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KClO3 + KCl + H2SO4 = Cl2 + KHSO4 + H2O =>
KClO3 + 5 KCl + 6 H2SO4 = 3 Cl2 + 6 KHSO4 + 3 H2O
copper(II)nitrate + water = nitricacid + copper(II)hydroxide =>
Cu(NO3)2 + 2 H2O = 2 HNO3 + Cu(OH)2
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
NO2 + CO = NO + CO2 =>
NO2 + CO = NO + CO2
FeS + HNO3 = Fe(NO3)3 + H2O + NO + S =>
FeS + 4 HNO3 = Fe(NO3)3 + 2 H2O + NO + S
S2O3 + Br2 + H2O = SO4{-2} + Br{-} + H{+} =>
S2O3 + 3 Br2 + 5 H2O = 2 SO4{-2} + 6 Br{-} + 10 H{+}
C2H5Br + Br2 = C2H4Br2 + HBr =>
C2H5Br + Br2 = C2H4Br2 + HBr
Na2SiO3 + CuSO4*5H2O + CH3COOH = CuSO4 + SiO2*3H2O + CH3COONa =>
5 Na2SiO3 + 2 CuSO4*5H2O + 10 CH3COOH = 2 CuSO4 + 5 SiO2*3H2O + 10 CH3COONa
NaI + Pb(NO3)2 = NaNO3 + PbI2 =>
2 NaI + Pb(NO3)2 = 2 NaNO3 + PbI2
CuSO4 + IO3 = CuIO3 + SO4 =>
CuSO4 + IO3 = CuIO3 + SO4
Na2PO4 + H2O = NaOH + H2PO4 =>
Na2PO4 + 2 H2O = 2 NaOH + H2PO4
PBCO3 + C = PB + CO2 =>
2 PBCO3 + C = 2 PB + 3 CO2
CrCl3 + Cu(OH)2 = Cr(OH)3 + CuCl2 =>
2 CrCl3 + 3 Cu(OH)2 = 2 Cr(OH)3 + 3 CuCl2
HCl + Na3(Co(NO2))6 = H3(Co(NO2))6 + NaCl =>
3 HCl + Na3(Co(NO2))6 = H3(Co(NO2))6 + 3 NaCl
C2H5Cl2 + O2 = CO + H2O + Cl2 =>
4 C2H5Cl2 + 9 O2 = 8 CO + 10 H2O + 4 Cl2
H2SO3 + Bi(OH)3 = Bi2(SO3)3 + H2O =>
3 H2SO3 + 2 Bi(OH)3 = Bi2(SO3)3 + 6 H2O
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Mg(CH3COO)2 + C2H5OH = Mg(OH)2 + C3H7 + COO =>
5 Mg(CH3COO)2 + 6 C2H5OH = 5 Mg(OH)2 + 8 C3H7 + 8 COO
CuZn + HCl = H2 + Cu + ZnCl2 =>
CuZn + 2 HCl = H2 + Cu + ZnCl2
SrCl2H2O(aq) + AgNO3(aq) = Sr(NO3)2(aq) + AgCl(s) + H2O =>
SrCl2H2O(aq) + 2 AgNO3(aq) = Sr(NO3)2(aq) + 2 AgCl(s) + H2O
CrO + HNO3 = CrO3 + NO + H2O =>
3 CrO + 4 HNO3 = 3 CrO3 + 4 NO + 2 H2O
Zn + H2SO4 = ZnSO4 + H32 =>
16 Zn + 16 H2SO4 = 16 ZnSO4 + H32
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
Na2S + MnCl2 = MnS + Na2Cl2 =>
Na2S + MnCl2 = MnS + Na2Cl2
CrO + BeI2 = CrI2 + BeO =>
CrO + BeI2 = CrI2 + BeO
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
CrCl3 + Cu(OH)2 = Cr(OH)3 + CuCl2 =>
2 CrCl3 + 3 Cu(OH)2 = 2 Cr(OH)3 + 3 CuCl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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