| Équations équilibrées la veille |
Ca + CuSO4 = CaSO4 + Cu
K2Cr2O7 + H2SO4 + Na2S = Na2SO4 + CrSO4 + H2O + K2SO4 =>
K2Cr2O7 + 3 H2SO4 + Na2S = Na2SO4 + 2 CrSO4 + 3 H2O + K2SO4
BaCO2 + MnO + CoO + TeO2 = BaMnCoTeO5 + CO =>
BaCO2 + MnO + CoO + TeO2 = BaMnCoTeO5 + CO
H2O2 + H2S = H2O + S2 =>
2 H2O2 + 2 H2S = 4 H2O + S2
H2(SO4) + (NH4)(OH) = H(OH) + (NH4)2(SO4) =>
H2(SO4) + 2(NH4)(OH) = 2 H(OH) + (NH4)2(SO4)
F2 + HCl = F2HCl =>
F2 + HCl = F2HCl
P4O10 + Ca2(OH)2 = Ca3PO4 + H2O =>
P4O10 + 6 Ca2(OH)2 = 4 Ca3PO4 + 6 H2O
Mn2{+} + O2 + H2O = H{+} + MnO4{-} =>
4 Mn2{+} + 13 O2 + 6 H2O = 12 H{+} + 8 MnO4{-}
H2O2 + FeCl3 = HCl + Fe + O2 =>
3 H2O2 + 2 FeCl3 = 6 HCl + 2 Fe + 3 O2
KI3 + Na2S2O3 = NaI + KI + Na2S4O6 =>
KI3 + 2 Na2S2O3 = 2 NaI + KI + Na2S4O6
C2H4O + H2CrO4 = C2H4O2 + Cr + H2O =>
3 C2H4O + H2CrO4 = 3 C2H4O2 + Cr + H2O
C5H90 + O2 = CO2 + H2O =>
2 C5H90 + 55 O2 = 10 CO2 + 90 H2O
Mg + NaOH(st) = Mg(OH)2 + Na =>
Mg + 2 NaOH(st) = Mg(OH)2 + 2 Na
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + NaNO3 =>
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + 2 NaNO3
Fe{+2} + Au(NO3)3 = Au{+3} + Fe(NO3)2 =>
3 Fe{+2} + 2 Au(NO3)3 = 2 Au{+3} + 3 Fe(NO3)2
ZnCl2(s) + AgNO3(aq) = AgCl(l) + Zn(NO3)2(aq) =>
ZnCl2(s) + 2 AgNO3(aq) = 2 AgCl(l) + Zn(NO3)2(aq)
NiOMgO + CH4 = H2 + CO + NiMgO =>
NiOMgO + CH4 = 2 H2 + CO + NiMgO
AgNO3 + NaCl = Ag(Na2[NO3])Cl2 =>
AgNO3 + 2 NaCl = Ag(Na2[NO3])Cl2
KOH + CO2 = K2CO3(aq) + H2O(aq) =>
2 KOH + CO2 = K2CO3(aq) + H2O(aq)
Fe3 + Sn4NO3 = FeNO3 + Sn =>
Fe3 + 3 Sn4NO3 = 3 FeNO3 + 12 Sn
C2C5OH + O2 = CO3 + H2O =>
4 C2C5OH + 41 O2 = 28 CO3 + 2 H2O
BaO3 + C = BaCO3 =>
BaO3 + C = BaCO3
FeOCr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2O3 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
Sr(NO3)2 + Al(NO3)3 + (NH2)2CO + Eu(NO3)3 + Dy(NO3)3 = NO2 + CO2 + H2O + SrEuDyAl2O4 =>
7 Sr(NO3)2 + 14 Al(NO3)3 + 10(NH2)2CO + 7 Eu(NO3)3 + 7 Dy(NO3)3 = 118 NO2 + 10 CO2 + 20 H2O + 7 SrEuDyAl2O4
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ca3(PO4)2 + SiO2 + C = P + Ca2SiO4 + CO2 =>
2 Ca3(PO4)2 + 3 SiO2 + 5 C = 4 P + 3 Ca2SiO4 + 5 CO2
CeO2 + B2O3 = Ce26O27(BO3)8 + O2 =>
52 CeO2 + 8 B2O3 = 2 Ce26O27(BO3)8 + 13 O2
Ca3(AsO4)2 + HCN = Ca(CN)2 + H3AsO4 =>
Ca3(AsO4)2 + 6 HCN = 3 Ca(CN)2 + 2 H3AsO4
NH4NO3 + C12H26 = CO2 + N2 + H2O =>
37 NH4NO3 + C12H26 = 12 CO2 + 37 N2 + 87 H2O
NiSO4(aq) + KOH(aq) = KSO4(aq) + NiOH(s) =>
NiSO4(aq) + KOH(aq) = KSO4(aq) + NiOH(s)
Pb(NO3)2(aq) + Na(CO3)2(aq) = Pb(CO3)2(s) + Na(NO3)2(aq) =>
Pb(NO3)2(aq) + Na(CO3)2(aq) = Pb(CO3)2(s) + Na(NO3)2(aq)
HNO3 + CH3OH = C3H7NO2 + CO2 + H2O =>
3 HNO3 + 10 CH3OH = 3 C3H7NO2 + CO2 + 11 H2O
ClO3{-} + As2S3 + H2O = Cl{-} + H2AsO4{-} + SO4{-2} + H{+} =>
14 ClO3{-} + 3 As2S3 + 18 H2O = 14 Cl{-} + 6 H2AsO4{-} + 9 SO4{-2} + 24 H{+}
Na + AlSiO4 = NaAlSiO4 =>
Na + AlSiO4 = NaAlSiO4
FeCl3 + Br2 = FeBr3 + Cl2 =>
2 FeCl3 + 3 Br2 = 2 FeBr3 + 3 Cl2
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Rb + L2 = RbL =>
2 Rb + L2 = 2 RbL
C6H5CN + H2O + H = C6H5COOH + NH4 =>
C6H5CN + 2 H2O + H = C6H5COOH + NH4
Zn + NaOH = Zn(OH)2 + Na =>
Zn + 2 NaOH = Zn(OH)2 + 2 Na
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CH3COOH + Zn = CH3COOZn + H2 =>
2 CH3COOH + 2 Zn = 2 CH3COOZn + H2
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Cr(C2H3O2)3 + NaOH = Cr(OH)3 + NaC2H3O2 =>
Cr(C2H3O2)3 + 3 NaOH = Cr(OH)3 + 3 NaC2H3O2
Ag(NO3)2 + NaCl = AgCl + Na(NO3)2 =>
Ag(NO3)2 + NaCl = AgCl + Na(NO3)2
Cu(OH)2 + NaOH = Cu(OH)4 + Na =>
Cu(OH)2 + 2 NaOH = Cu(OH)4 + 2 Na
K2Cr2O7 + C6H12O6 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + CO2 =>
4 K2Cr2O7 + C6H12O6 + 16 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 22 H2O + 6 CO2
Cl2 + I + C6H14 = ClC6 + IH14 =>
Cl2 + 2 I + 2 C6H14 = 2 ClC6 + 2 IH14
Ni(s) + HCl(ac) = NiCl2(ac) + H2(g) =>
Ni(s) + 2 HCl(ac) = NiCl2(ac) + H2(g)
SnCl4 + Zn = Zn2Cl4 + Sn =>
SnCl4 + 2 Zn = Zn2Cl4 + Sn
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Équations équilibrées sur12/13/24
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