| Équations équilibrées la veille |
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
CaCrO4(aq) + Sr(NO3)2(aq) = Ca(NO3)2(aq) + SrCrO4(s) =>
CaCrO4(aq) + Sr(NO3)2(aq) = Ca(NO3)2(aq) + SrCrO4(s)
H2O2 + C = CO2 + H2O =>
2 H2O2 + C = CO2 + 2 H2O
(C4H9)4PBr + (Bi2O3) + HBr = (C4H9)4PBiBr4 + H2O =>
2(C4H9)4PBr + (Bi2O3) + 6 HBr = 2(C4H9)4PBiBr4 + 3 H2O
H2O2 + MnO2 = O2 + H2MnO2 =>
H2O2 + MnO2 = O2 + H2MnO2
Al3 + Si4 + O2 = AlSiO =>
4 Al3 + 3 Si4 + 6 O2 = 12 AlSiO
In(OH)2 + HCl = InCl2 + H2O =>
In(OH)2 + 2 HCl = InCl2 + 2 H2O
H2O + H = H63O14 =>
14 H2O + 35 H = H63O14
NH3 + MgCl2 = Mg3N2 + HCl =>
2 NH3 + 3 MgCl2 = Mg3N2 + 6 HCl
Cu5FeS4(s) + O2(g) = FeS(l) + Cu2S(l) + SO2(g) =>
2 Cu5FeS4(s) + O2(g) = 2 FeS(l) + 5 Cu2S(l) + SO2(g)
MnO4{-} + (COO)22{-} + H{+} = Mn2{+} + CO2 + H2O =>
2 MnO4{-} + 13(COO)22{-} + 16 H{+} = Mn2{+} + 286 CO2 + 8 H2O
FeSO4 + K2CrO7 + H2SO4 = Fe2(SO4)3 + Cr(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2CrO7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr(SO4)3 + K2SO4 + 7 H2O
Zn + Cu{+2) = Zn{+2}+Cu =>
Zn + Cu{+2) = Zn{+2}+Cu
H2SO4 + NaCl = HSO4Na + HCl =>
H2SO4 + NaCl = HSO4Na + HCl
H2SeO3 + Cr(OH)3 = Cr(OH)SeO3 + H2O =>
H2SeO3 + Cr(OH)3 = Cr(OH)SeO3 + 2 H2O
C4H10O + O2 = carbondioxide + water =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
Fe + CaCl2 = Ca + FeCl2 =>
Fe + CaCl2 = Ca + FeCl2
Cr(OH)3 + NaOH = Na3[Cr(OH)6] =>
Cr(OH)3 + 3 NaOH = Na3[Cr(OH)6]
AgCu + NaCl = AgCl + NaCu =>
AgCu + NaCl = AgCl + NaCu
CH3COOH + HPh = CH3COPh + H2O =>
CH3COOH + HPh = CH3COPh + H2O
C2H5OH + O2 = CO2 + H22 =>
22 C2H5OH + 33 O2 = 44 CO2 + 6 H22
Mg + HNO3 = Mg(NO3)2 + N3O + H2O =>
13 Mg + 32 HNO3 = 13 Mg(NO3)2 + 2 N3O + 16 H2O
HPO4 + CaCl = CaPO4 + HCl =>
HPO4 + CaCl = CaPO4 + HCl
NH3 + Cu(NO3)2 + H2O = NH4NO3 + Cu =>
10 NH3 + 4 Cu(NO3)2 + 3 H2O = 9 NH4NO3 + 4 Cu
C + O2 + H2 = C6H12O6 =>
6 C + 3 O2 + 6 H2 = C6H12O6
K2Cr2O7 + HI + H2SO4 = Cr2(SO4)3 + HIO + KHSO4 + H2O =>
K2Cr2O7 + 3 HI + 5 H2SO4 = Cr2(SO4)3 + 3 HIO + 2 KHSO4 + 4 H2O
Al2(SO4)3 + Na2S + S = Al2S3 + Na2(SO4)3 =>
Al2(SO4)3 + Na2S + 2 S = Al2S3 + Na2(SO4)3
Ca(NO3)2 + Cr(CN)3 = (NO3)3Cr + Ca(CN)2 =>
3 Ca(NO3)2 + 2 Cr(CN)3 = 2(NO3)3Cr + 3 Ca(CN)2
Na2MoO4 + H2SO4 = MoO3H2O + Na2SO4 =>
Na2MoO4 + H2SO4 = MoO3H2O + Na2SO4
Co(NO3)3(aq) + (NH4)2S(aq) = Co2S3(g) + NH4NO3(aq) =>
2 Co(NO3)3(aq) + 3(NH4)2S(aq) = Co2S3(g) + 6 NH4NO3(aq)
KI + HNO3 = KNO3 + NN2 + I2 + H2O =>
30 KI + 36 HNO3 = 30 KNO3 + 2 NN2 + 15 I2 + 18 H2O
SO4 + I2 = SO2 + IO3 =>
3 SO4 + I2 = 3 SO2 + 2 IO3
Cu2S + NO3{-} + H{+} = S + H2O + NO + Cu{2+} =>
3 Cu2S + 4 NO3{-} + 16 H{+} = 3 S + 8 H2O + 4 NO + 6 Cu{2+}
N2 + P2Se3 = PN2 + Se2N3 =>
17 N2 + 4 P2Se3 = 8 PN2 + 6 Se2N3
HNO3(aq) + C2H6O(aq) = C2H5O(aq) + NO(g) + H2O(l) =>
HNO3(aq) + 3 C2H6O(aq) = 3 C2H5O(aq) + NO(g) + 2 H2O(l)
KClO3 + I + H2O = KCl + HIO3 =>
5 KClO3 + 6 I + 3 H2O = 5 KCl + 6 HIO3
HNO2(aq) = HNO3(aq) + NO(g) + H2O(l) =>
3 HNO2(aq) = HNO3(aq) + 2 NO(g) + H2O(l)
P2 + K = KP =>
P2 + 2 K = 2 KP
Fe + Al2(SO4)3 = Fe(SO4)3 + Al =>
Fe + Al2(SO4)3 = Fe(SO4)3 + 2 Al
Ca(NO3)2(ap) + Na2CO3(aq) = CaCO3(aq) + NaNO3(aq) =>
Ca(NO3)2(ap) + Na2CO3(aq) = CaCO3(aq) + 2 NaNO3(aq)
V2(SO4)3 + KMnO4 + H2O = (VO2)2SO4 + K2SO4 + MnSO4 + H2SO4 =>
5 V2(SO4)3 + 4 KMnO4 + 4 H2O = 5(VO2)2SO4 + 2 K2SO4 + 4 MnSO4 + 4 H2SO4
NH3 + OO2 = NO + H2O =>
6 NH3 + 5 OO2 = 6 NO + 9 H2O
CH3CH2 + O2 = CH3CHO + H2O =>
4 CH3CH2 + 3 O2 = 4 CH3CHO + 2 H2O
Fe(SO4) + P = Fe(PO4) + S =>
Fe(SO4) + P = Fe(PO4) + S
MgCl + Cu = CuCl + Mg =>
MgCl + Cu = CuCl + Mg
S2O8{2-} + I{-} = SO4{2-} + I3{-} =>
S2O8{2-} + 3 I{-} = 2 SO4{2-} + I3{-}
Cr2O3 + KNO3 + NaOH = Na2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 NaOH = 2 Na2CrO4 + 3 KNO2 + 2 H2O
HS03 + H2O = H + HSO =>
HS03 + 3 H2O = 4 H + 3 HSO
Ni2O3 + H2SO4 = H2O + Ni2(SO4)3 =>
Ni2O3 + 3 H2SO4 = 3 H2O + Ni2(SO4)3
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