| Équations équilibrées la veille |
3 Ag2(SO4) + 2 FeCl3 = 6 AgCl + Fe2(SO4)3
Au3S + H2 = H2S + Au3 =>
Au3S + H2 = H2S + Au3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
K3[Fe(CN)6] + Fe(OH)3 = KOH + Fe[Fe(CN)6] =>
K3[Fe(CN)6] + Fe(OH)3 = 3 KOH + Fe[Fe(CN)6]
Hg2CrO4 = Cr2O3 + Hg + O2 =>
4 Hg2CrO4 = 2 Cr2O3 + 8 Hg + 5 O2
O2 + CuFeS2 = CuS + FeO + SO2 =>
3 O2 + 2 CuFeS2 = 2 CuS + 2 FeO + 2 SO2
Br2 + FeSO4 = FeBr{+2} + SO4{-2} =>
Br2 + 2 FeSO4 = 2 FeBr{+2} + 2 SO4{-2}
K2Cr2O7 + H2SO4 + KBr = Cr2(SO4)3 + K2SO4 + Br2 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KBr = Cr2(SO4)3 + 4 K2SO4 + 3 Br2 + 7 H2O
HCI + Mg = H2 + MgCI =>
2 HCI + 2 Mg = H2 + 2 MgCI
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
SrCO3 = SrO + CO2 =>
SrCO3 = SrO + CO2
SrCl2 + KMnO4 + H3PO4 = Cl2 + Mn3PO4 + Sr3(PO4)2 + K3PO4 + H2O =>
9 SrCl2 + 3 KMnO4 + 8 H3PO4 = 9 Cl2 + Mn3PO4 + 3 Sr3(PO4)2 + K3PO4 + 12 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Pt + I2 = PtI4 =>
Pt + 2 I2 = PtI4
Na2SO4CaO = CaSO4Na2O =>
Na2SO4CaO = CaSO4Na2O
Br2O7 + CaO = Ca(BrO4)2 =>
Br2O7 + CaO = Ca(BrO4)2
K(s) + LiCl(aq) = Li(s) + KCl(aq) =>
K(s) + LiCl(aq) = Li(s) + KCl(aq)
KNO2 = KN + O2 =>
KNO2 = KN + O2
NaCO3NH4OH = NaOHNH4CO3 =>
NaCO3NH4OH = NaOHNH4CO3
Cd(OH)2 = Cd{+2} + OH{-} =>
Cd(OH)2 = Cd{+2} + 2 OH{-}
NaBrAgNO3 = AgBrNaNO3 =>
NaBrAgNO3 = AgBrNaNO3
I2 + HCl + H2O2 = ICl3 + H2O =>
I2 + 6 HCl + 3 H2O2 = 2 ICl3 + 6 H2O
(NH4)2Cr2O7 + H2SO4 = Cr2(SO4)3 + (NH4)2SO4 + SO4 + H2O =>
(NH4)2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + (NH4)2SO4 + 3 SO4 + 7 H2O
C6H5COOHNaHCO3 = C7H5O2NaH2OCO2 =>
C6H5COOHNaHCO3 = C7H5O2NaH2OCO2
Al2(SO4)3 + Ca(PO4)2 = Al2(PO4)3 + Ca(SO4)2 =>
2 Al2(SO4)3 + 3 Ca(PO4)2 = 2 Al2(PO4)3 + 3 Ca(SO4)2
Cu + H2CO3 = Cu(CO3)2 + H2 =>
Cu + 2 H2CO3 = Cu(CO3)2 + 2 H2
Mg(CN)2 + P = Mg3P + C + N =>
3 Mg(CN)2 + P = Mg3P + 6 C + 6 N
Cd(NO3)2 + Na2S = CdS + NaNO3 =>
Cd(NO3)2 + Na2S = CdS + 2 NaNO3
BaS + H2O = BaO + H2S =>
BaS + H2O = BaO + H2S
Li3PO4 + HBr = LiBr + H3PO4 =>
Li3PO4 + 3 HBr = 3 LiBr + H3PO4
K2Cr2O7 + NH3 + H2O = Cr(OH)3 + KNO3 + KOH =>
4 K2Cr2O7 + 3 NH3 + 10 H2O = 8 Cr(OH)3 + 3 KNO3 + 5 KOH
MeNO3 = Me + NO2 + O2 =>
2 MeNO3 = 2 Me + 2 NO2 + O2
AiH2O = AiOH2 =>
AiH2O = AiOH2
NO2 + H2O2 = HNO3 =>
2 NO2 + H2O2 = 2 HNO3
ZnSO4NaCl = ZnClNaSO4 =>
ZnSO4NaCl = ZnClNaSO4
HCHO2(aq) + KOH(aq) = H2O(l) + KCHO2(aq) =>
HCHO2(aq) + KOH(aq) = H2O(l) + KCHO2(aq)
Mg + Cu2SO4 = MgSO4 + Cu =>
Mg + Cu2SO4 = MgSO4 + 2 Cu
B + C2 = BC =>
2 B + C2 = 2 BC
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Cu(NO3)2 + HCl = CuCl2 + N2O5 + H2O =>
Cu(NO3)2 + 2 HCl = CuCl2 + N2O5 + H2O
FeSO4 + Cl2 + NaOH = Na2SO4 + FeCl3 + Fe(OH)3 =>
6 FeSO4 + 3 Cl2 + 12 NaOH = 6 Na2SO4 + 2 FeCl3 + 4 Fe(OH)3
K + NO3 = KNO3 =>
K + NO3 = KNO3
C2H5COOMgBr + HCl = C2H5COOH + MgCl2 + HBr =>
C2H5COOMgBr + 2 HCl = C2H5COOH + MgCl2 + HBr
KCr(SO4)2 + HCl = Cr(Cl)3 + H2SO4 + K2SO4 =>
2 KCr(SO4)2 + 6 HCl = 2 Cr(Cl)3 + 3 H2SO4 + K2SO4
H3PO4 + MgCl2 = MgHPO4 + HCl =>
H3PO4 + MgCl2 = MgHPO4 + 2 HCl
HCOOH + Ag2O = Ag + CO3H2 =>
HCOOH + Ag2O = 2 Ag + CO3H2
Cu2OH2SO4 = Cu2SO4H2O =>
Cu2OH2SO4 = Cu2SO4H2O
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