| Équations équilibrées la veille |
2 H2O + KMnO4 + 3 C9H18 = MnO2 + KOH + 3 C9H18OH
Al + (NH4)S2 = Al2S3 + NH4 =>
4 Al + 3(NH4)S2 = 2 Al2S3 + 3 NH4
K + C2H4O2 = KO2 + C2H4 =>
K + C2H4O2 = KO2 + C2H4
Ba(HO)2 + (NH4)2SO4(aq) = BaSO4(aq) + NH3(g) + H2O(l) =>
Ba(HO)2 + (NH4)2SO4(aq) = BaSO4(aq) + 2 NH3(g) + 2 H2O(l)
Cu100 + Al81 + In019 + Se200 = CuAlInSe2 =>
1539 Cu100 + 1900 Al81 + 8100 In019 + 1539 Se200 = 153900 CuAlInSe2
Cs3N5 = Cs + N2 =>
2 Cs3N5 = 6 Cs + 5 N2
Ni(OH)2 + NaClO + H2O = Ni(OH)3 + NaCl =>
2 Ni(OH)2 + NaClO + H2O = 2 Ni(OH)3 + NaCl
CO + H2O + NO2 = C2H3N + O2 =>
8 CO + 6 H2O + 4 NO2 = 4 C2H3N + 11 O2
K2MnO4 + H2CO3 = KMnO4 + MnO2 + H2O + KHCO3 =>
3 K2MnO4 + 4 H2CO3 = 2 KMnO4 + MnO2 + 2 H2O + 4 KHCO3
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
ZnS + CaO = CaZnOS =>
ZnS + CaO = CaZnOS
C6H8O7 + O2 = CO2 + H2O =>
2 C6H8O7 + 9 O2 = 12 CO2 + 8 H2O
CuSO4 + K2C2O4 = K2(Cu(C2O4)2) + K2SO4 =>
CuSO4 + 2 K2C2O4 = K2(Cu(C2O4)2) + K2SO4
FeCr2O7 + H{+} + {-} = Cr{+3} + H2O + Fe{+3} =>
FeCr2O7 + 14 H{+} + 5e = 2 Cr{+3} + 7 H2O + Fe{+3}
COS + PbO = PbS + CO2 =>
COS + PbO = PbS + CO2
C4H6O2 + H2O = CO2 + H2 =>
C4H6O2 + 6 H2O = 4 CO2 + 9 H2
C3H5(ONO2)3 = N2 + O2 + H2O + CO2 =>
4 C3H5(ONO2)3 = 6 N2 + O2 + 10 H2O + 12 CO2
C2H6 + Br2 = CH2BrCH2Br + HBr =>
C2H6 + 2 Br2 = CH2BrCH2Br + 2 HBr
Ba(ClO2)2 + Ni2(SO4)3 = Ni(ClO2)3 + BaSO4 =>
3 Ba(ClO2)2 + Ni2(SO4)3 = 2 Ni(ClO2)3 + 3 BaSO4
Mn2O3 + Cl2 = MnCl2 + O3 =>
Mn2O3 + 2 Cl2 = 2 MnCl2 + O3
C3H7OH + Na2Cr2O7 + H2SO4 = C3H6O + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C3H7OH + Na2Cr2O7 + 4 H2SO4 = 3 C3H6O + Na2SO4 + Cr2(SO4)3 + 7 H2O
H4AsO7 = AsO5 + H2O =>
H4AsO7 = AsO5 + 2 H2O
Al(OH)3 + H2O = HAl(OH)3 + OH =>
Al(OH)3 + H2O = HAl(OH)3 + OH
Pb2S3 + O2 = PbO + SO2 =>
Pb2S3 + 4 O2 = 2 PbO + 3 SO2
Fe2 + C23 = FeC4242323444 =>
23 Fe2 + 8484646888 C23 = 46 FeC4242323444
CuF2(aq) + Mg(s) = MgF2 + Cu =>
CuF2(aq) + Mg(s) = MgF2 + Cu
C8H10 + K2Cr2O7 + H2SO4 = C8H6O4 + Cr2(SO4)3 + K2SO4 + H2O =>
C8H10 + 2 K2Cr2O7 + 8 H2SO4 = C8H6O4 + 2 Cr2(SO4)3 + 2 K2SO4 + 10 H2O
Cu2 + C4H8O2 = C4H8O + Cu2O =>
Cu2 + C4H8O2 = C4H8O + Cu2O
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
Fe(s) + I2 = FeI2 =>
Fe(s) + I2 = FeI2
Mn(OH)3 + AgNO3 = Mn(NO3)3 + Ag2O + H2O =>
2 Mn(OH)3 + 6 AgNO3 = 2 Mn(NO3)3 + 3 Ag2O + 3 H2O
Pt2{+} + Ce4{+} = Pt4{+} + Ce3{+} =>
2 Pt2{+} + 3 Ce4{+} = Pt4{+} + 4 Ce3{+}
O2 + C6H1O6 = CO2 + H2O =>
13 O2 + 4 C6H1O6 = 24 CO2 + 2 H2O
Al + SO4 = AlO2 + SO =>
3 Al + 2 SO4 = 3 AlO2 + 2 SO
ZnCl2 + H3O + H2O = ZnH2O + H3OCl =>
ZnCl2 + 2 H3O + H2O = ZnH2O + 2 H3OCl
H3PO4 + Ce(OH)2 = Ce3(PO4)2 + H2O =>
2 H3PO4 + 3 Ce(OH)2 = Ce3(PO4)2 + 6 H2O
Mg(OH)2 + H4P = P(OH)4 + MgH2 =>
2 Mg(OH)2 + H4P = P(OH)4 + 2 MgH2
HClO2 + H2O = ClO3{-} + H{+} + {-} =>
HClO2 + H2O = ClO3{-} + 3 H{+} + 2e
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Pb(NO3)2KIO3 = PbIO3K(NO3)2 =>
Pb(NO3)2KIO3 = PbIO3K(NO3)2
Sn + AlCl = Al + SnCl =>
Sn + AlCl = Al + SnCl
Li3PO4 + Fe2O3 = Fe3(PO4)3 + Li2O =>
6 Li3PO4 + 3 Fe2O3 = 2 Fe3(PO4)3 + 9 Li2O
Al(OH)3 + Br = H3O3 + AlBr =>
Al(OH)3 + Br = H3O3 + AlBr
KMnO4 + KCl + H2SO4 = Cl2 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 10 KCl + 8 H2SO4 = 5 Cl2 + 6 K2SO4 + 2 MnSO4 + 8 H2O
[MoO(H2O)5]{3+} + H2O = [Mo2O4(H2O)6]{2+} + H3O{+} =>
2[MoO(H2O)5]{3+} + 2 H2O = [Mo2O4(H2O)6]{2+} + 4 H3O{+}
Cu10Fe2As4S13 + CuFeS2 + S = Cu3AsS4 + FeS2 =>
Cu10Fe2As4S13 + 2 CuFeS2 + 7 S = 4 Cu3AsS4 + 4 FeS2
BaSO4 + HBr = BaBr2 + H2SO4 =>
BaSO4 + 2 HBr = BaBr2 + H2SO4
HCI + Pt = HPt + CI =>
HCI + Pt = HPt + CI
CuI + K2(SO4) + I2 = CuSO4 + KI =>
2 CuI + 2 K2(SO4) + I2 = 2 CuSO4 + 4 KI
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Équations équilibrées sur01/28/25
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