| Équations équilibrées la veille |
PbS + 4 HCl + 8 HNO3 = H2[PbCl4] + H2SO4 + 8 NO2 + 4 H2O
SnCl + KOH = KCl + SnOH =>
SnCl + KOH = KCl + SnOH
KOH + H2O = KOH2 + OH =>
KOH + H2O = KOH2 + OH
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
(FeO) = Fe + O =>
(FeO) = Fe + O
Al2(SO4)3 + SnCl2 = SnSO4 + AlCl3 =>
Al2(SO4)3 + 3 SnCl2 = 3 SnSO4 + 2 AlCl3
CH3OOC(CH2)14CH3 + O2 = CO2 + H2O =>
2 CH3OOC(CH2)14CH3 + 49 O2 = 34 CO2 + 34 H2O
HCOOH + LiOH = H2O + LiCOOH =>
HCOOH + LiOH = H2O + LiCOOH
CuSO4 + MgOH = MgSO4 + CuOH =>
CuSO4 + MgOH = MgSO4 + CuOH
Fe2O3 + NaOH = NaFeO2 + H2O =>
Fe2O3 + 2 NaOH = 2 NaFeO2 + H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CuCe2 + NaOH = NaCe + Cu(OH)2 =>
CuCe2 + 2 NaOH = 2 NaCe + Cu(OH)2
Al + H3O{+} = Al{3+} + H2 + H2O =>
2 Al + 6 H3O{+} = 2 Al{3+} + 3 H2 + 6 H2O
C4H10 + O2 = CO2(g) + H2O =>
2 C4H10 + 13 O2 = 8 CO2(g) + 10 H2O
Mg(s) + NiSO4 = MgSO4 + Ni =>
Mg(s) + NiSO4 = MgSO4 + Ni
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Ag2SO4 = Ag + SO2 + O2 =>
Ag2SO4 = 2 Ag + SO2 + O2
KHC8H4O4 + Ca(OH)2 = Ca + H2O + KC8H4O4 =>
2 KHC8H4O4 + Ca(OH)2 = Ca + 2 H2O + 2 KC8H4O4
NaHCOO3 + CH3COOH = CH3COONa + H2O + CO2 =>
4 NaHCOO3 + 5 CH3COOH = 4 CH3COONa + 6 H2O + 6 CO2
Pb(NO3)2 + CaSO4 = PbSO4 + Ca(NO3)2 =>
Pb(NO3)2 + CaSO4 = PbSO4 + Ca(NO3)2
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
NH4Cl + H2CO3 = (NH4)2CO3 + HCl =>
2 NH4Cl + H2CO3 = (NH4)2CO3 + 2 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mn(NO3)2 + Zn = Zn(NO3)2 + Mn =>
Mn(NO3)2 + Zn = Zn(NO3)2 + Mn
Na2CO3 + H2O = H2CO3 + Na2O =>
Na2CO3 + H2O = H2CO3 + Na2O
CoCl2(aq) + NaOH(aq) = Co(OH)2(aq) + NaCl(aq) =>
CoCl2(aq) + 2 NaOH(aq) = Co(OH)2(aq) + 2 NaCl(aq)
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Al + N3 = AlN3 =>
Al + N3 = AlN3
FeC2O4*2H2O(s) + O2 = FeO3(s) + H2O(g) + CO(g) =>
2 FeC2O4*2H2O(s) + O2 = 2 FeO3(s) + 4 H2O(g) + 4 CO(g)
Zn(oh)2 + AlCl3 = ZnCl2 + Al(oh)3 =>
9 Zn(oh)2 + 12 AlCl3 = 18 ZnCl2 + 4 Al(oh)3
BaCl2(aq) + AgNO3(aq) = AgCl(s) + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ba(NO3)2(aq)
BrO3{-} + N2H4 + H{+} = N2 + Br2 + H2O =>
4 BrO3{-} + 5 N2H4 + 4 H{+} = 5 N2 + 2 Br2 + 12 H2O
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
potassiumnitrate + sulfur + carbon = carbondioxide + nitrogen + potassiumsulfide =>
2 KNO3 + S + 3 C = 3 CO2 + N2 + K2S
Fe + HgNo = FeNo + Hg =>
Fe + HgNo = FeNo + Hg
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
LiCl(aq) + Ag(s) = Li(s) + AgCl(aq) =>
LiCl(aq) + Ag(s) = Li(s) + AgCl(aq)
KNO3 + MnO + KOH = K2MnO4 + KNO2 + H2O =>
2 KNO3 + MnO + 2 KOH = K2MnO4 + 2 KNO2 + H2O
NaAlO2 + H2SO4 = Al2(SO4)3 + H2O + Na2SO4 =>
2 NaAlO2 + 4 H2SO4 = Al2(SO4)3 + 4 H2O + Na2SO4
H2O + Se + Cd{2+} = Cd + Se(O3){-}2 + H{+} =>
6 H2O + 2 Se + 5 Cd{2+} = 5 Cd + 2 Se(O3){-}2 + 12 H{+}
Mn(NO3)2 + Zn = Zn(NO3)2 + Mn =>
Mn(NO3)2 + Zn = Zn(NO3)2 + Mn
Al + N3 = AlN3 =>
Al + N3 = AlN3
C3H8O + KMnO4 = C3H6O + KMnO2 + H2O =>
2 C3H8O + KMnO4 = 2 C3H6O + KMnO2 + 2 H2O
Mn(NO3)2 + NaBiO3 = Mn(BiO3)2 + NaNO3 =>
Mn(NO3)2 + 2 NaBiO3 = Mn(BiO3)2 + 2 NaNO3
K4Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K4Cr2O7 + 2 SnCl2 + 14 HCl = 2 CrCl3 + 2 SnCl4 + 4 KCl + 7 H2O
Cl12 + H2O = HCl + HClO =>
Cl12 + 6 H2O = 6 HCl + 6 HClO
Fe2O3 + K2(SO4) = Fe2(SO4)3 + K2O =>
Fe2O3 + 3 K2(SO4) = Fe2(SO4)3 + 3 K2O
Si3N4(s) = Si(s) + N2(g) =>
Si3N4(s) = 3 Si(s) + 2 N2(g)
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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