| Équations équilibrées la veille |
FeS2 + 8 H2O = Fe + 2 SO4 + 16 H
HBr + NiS = HS + NiBr =>
HBr + NiS = HS + NiBr
LiBrCo(SO3)2 = Li(SO3)2CoBr =>
LiBrCo(SO3)2 = Li(SO3)2CoBr
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
BeCl2 + Na(OH) = NaCl + Be(OH)2 =>
BeCl2 + 2 Na(OH) = 2 NaCl + Be(OH)2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
HC2H3O2 + (NH4)2SO3 = NH4C2H3O2 + H2O + SO2 =>
2 HC2H3O2 + (NH4)2SO3 = 2 NH4C2H3O2 + H2O + SO2
Sn(s) + HF(g) = SnF2(s) + H2(g) =>
Sn(s) + 2 HF(g) = SnF2(s) + H2(g)
AgNO3 + Pb(NO3)2 = AgPb + NO3 =>
AgNO3 + Pb(NO3)2 = AgPb + 3 NO3
K2SO4 + SO2 + H2O = K + H2SO4 =>
K2SO4 + SO2 + 2 H2O = 2 K + 2 H2SO4
Ni(NO3)2 + Na3PO4 = Ni3(PO4)2 + Na(NO3) =>
3 Ni(NO3)2 + 2 Na3PO4 = Ni3(PO4)2 + 6 Na(NO3)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
LiCl + H2O = H2 + Cl2 + LiOH =>
2 LiCl + 2 H2O = H2 + Cl2 + 2 LiOH
Mg(NO3)2 + NaSO4 = Mg(SO4)2 + NaNO3 =>
Mg(NO3)2 + 2 NaSO4 = Mg(SO4)2 + 2 NaNO3
C2O2 + H2O = C2H6 + O2 =>
2 C2O2 + 6 H2O = 2 C2H6 + 5 O2
Fe(CO3)(s) + O2(g) = Fe2O3(s) + CO2(g) =>
4 Fe(CO3)(s) + O2(g) = 2 Fe2O3(s) + 4 CO2(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2O2 + MnO2 + KOH = K2MnO4 + H2O =>
H2O2 + MnO2 + 2 KOH = K2MnO4 + 2 H2O
NaCl + Ba(NO3)2 = NaNO3 + BaCl2 =>
2 NaCl + Ba(NO3)2 = 2 NaNO3 + BaCl2
C5H9COOH + C2H5OH = C5H9COOC2H5 + H2O =>
C5H9COOH + C2H5OH = C5H9COOC2H5 + H2O
Al2(SO4)3 + Ba = Al2 + BaSO4 =>
Al2(SO4)3 + 3 Ba = Al2 + 3 BaSO4
Fe(OH)3 + BaSO4 = Ba(OH)2 + Fe2(SO4)3 =>
2 Fe(OH)3 + 3 BaSO4 = 3 Ba(OH)2 + Fe2(SO4)3
Ag2SO4 + K3PO4 = Ag + PO4 + K2SO4 =>
3 Ag2SO4 + 2 K3PO4 = 6 Ag + 2 PO4 + 3 K2SO4
KI + H2O = H2 + I + KOH =>
2 KI + 2 H2O = H2 + 2 I + 2 KOH
Ni(NO3)2 + Na3PO4 = NiPO4 + Na3(NO3)2 =>
Ni(NO3)2 + Na3PO4 = NiPO4 + Na3(NO3)2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Fe2(CO3)3(heat) = Fe2O3 + CO2 =>
Fe2(CO3)3(heat) = Fe2O3 + 3 CO2
C + H2 = CH4 =>
C + 2 H2 = CH4
FeTiO3 + C + Cl2 = FeCl3 + TiCl4 + CO2 =>
2 FeTiO3 + 3 C + 7 Cl2 = 2 FeCl3 + 2 TiCl4 + 3 CO2
CaCrO4 + W3(PO4)5 = Ca3(PO4)2 + W2(CrO4)5 =>
15 CaCrO4 + 2 W3(PO4)5 = 5 Ca3(PO4)2 + 3 W2(CrO4)5
SnO + C = Sn + CO =>
SnO + C = Sn + CO
Cu(CO3)3 + NaOH = Cu(OH)3 + NaCO3 =>
Cu(CO3)3 + 3 NaOH = Cu(OH)3 + 3 NaCO3
BaS + PtCl = Pt2S + BaCl2 =>
BaS + 2 PtCl = Pt2S + BaCl2
C17H35COOH + Al(OH)3 = (C17H35COO)3Al + H2O =>
3 C17H35COOH + Al(OH)3 = (C17H35COO)3Al + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Li + MnO2 = Li2O + Mn =>
4 Li + MnO2 = 2 Li2O + Mn
HF + KHF2 = KH2 + F =>
HF + KHF2 = KH2 + 3 F
PH3 + H = PH4 =>
PH3 + H = PH4
Al(OH)3 + H2SO4 = H2O + Al2(SO4)3 =>
2 Al(OH)3 + 3 H2SO4 = 6 H2O + Al2(SO4)3
HOOH = H2O + O =>
HOOH = H2O + O
NaF + Fe2(SO4)3 = FeF3 + Na2SO4 =>
6 NaF + Fe2(SO4)3 = 2 FeF3 + 3 Na2SO4
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 7 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
NaClO + SnSO4 + NaOH + H2O = Na2[Sn(OH)6] + Na2SO4 + NaCl =>
NaClO + SnSO4 + 4 NaOH + H2O = Na2[Sn(OH)6] + Na2SO4 + NaCl
Cu + AgCIO3 = Cu(CIO3)2 + Ag =>
Cu + 2 AgCIO3 = Cu(CIO3)2 + 2 Ag
CoCl4 + KCl = KCo + Cl =>
CoCl4 + KCl = KCo + 5 Cl
Mg(s) + Br(s) = MgBr2(s) =>
Mg(s) + 2 Br(s) = MgBr2(s)
CH4N2O + C4H10O + CH3COOH = C6H13NO2 + H2O =>
2 CH4N2O + 4 C4H10O + 3 CH3COOH = 4 C6H13NO2 + 4 H2O
Ag2 + NO3 = Ag2NO3 =>
Ag2 + NO3 = Ag2NO3
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