| Équations équilibrées la veille |
2 CuZn + 2 HCl = 2 CuCl + 2 Zn + H2
Ag2SO3 = Ag + SO3 =>
Ag2SO3 = 2 Ag + SO3
C9H7O4Na + H2O = C9H8O4 + NaOH =>
C9H7O4Na + H2O = C9H8O4 + NaOH
C8H8 + KMnO4 = C6H5COOK + K2CO3 + MnO2 + H2O =>
9 C8H8 + 40 KMnO4 = 8 C6H5COOK + 16 K2CO3 + 40 MnO2 + 16 H2O
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
MnO4{-} + S{2-} + H3O{+} = Mn2{+} + SO2 + H2O =>
12 MnO4{-} + 13 S{2-} + 44 H3O{+} = 6 Mn2{+} + 13 SO2 + 66 H2O
KOH(aq) + HNO3(aq) = H2O(l) + KNO3(aq) =>
KOH(aq) + HNO3(aq) = H2O(l) + KNO3(aq)
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
Ag + O = Ag2O =>
2 Ag + O = Ag2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
PtCl4 + Br2 = BrCl + Pt =>
PtCl4 + 2 Br2 = 4 BrCl + Pt
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Mg + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
Zn(NO3)2 + NH4(NO3) + H2O = Zn + HNO3 =>
4 Zn(NO3)2 + NH4(NO3) + 3 H2O = 4 Zn + 10 HNO3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Nb + Mo + Se = Mo30Nb70Se201 =>
70 Nb + 30 Mo + 201 Se = Mo30Nb70Se201
CH3CHCH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
10 CH3CHCH3 + 14 KMnO4 + 21 H2SO4 = 15 CH3COOH + 14 MnSO4 + 7 K2SO4 + 26 H2O
SO2 + HNO3 + H2O = H2SO4 + NO =>
3 SO2 + 2 HNO3 + 2 H2O = 3 H2SO4 + 2 NO
FeCl3 + Na(OH) = Fe(OH)3 + NaCl =>
FeCl3 + 3 Na(OH) = Fe(OH)3 + 3 NaCl
BrO2{-} + OH{-} + N2O4 = BrO3{-} + H2O + NO2{-} =>
BrO2{-} + 2 OH{-} + N2O4 = BrO3{-} + H2O + 2 NO2{-}
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
MgSO4 + HNO3 = Mg(NO3)2 + H2 + SO4 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2 + SO4
C7H8 + KMnO4 + H2O = C7H7O2 + MnO2 + KOH =>
3 C7H8 + 5 KMnO4 + H2O = 3 C7H7O2 + 5 MnO2 + 5 KOH
CrI4 = Cr + I4 =>
CrI4 = Cr + I4
P + H2O = PH3 + H3PO3 =>
2 P + 3 H2O = PH3 + H3PO3
KMnO4 + NaHSO3 + NaOH = MnO2 + K2SO4 + Na2SO4 + H2O =>
2 KMnO4 + 3 NaHSO3 + NaOH = 2 MnO2 + K2SO4 + 2 Na2SO4 + 2 H2O
CH3OH + O2 = CO + H2O =>
CH3OH + O2 = CO + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HsO4 + NaOH = Na2[HsO4(OH)2] =>
HsO4 + 2 NaOH = Na2[HsO4(OH)2]
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H3SbO4 + Fe(OH)2 = Fe2(OH)SbO4 + H2O =>
H3SbO4 + 2 Fe(OH)2 = Fe2(OH)SbO4 + 3 H2O
Sn + O2 = SnO =>
2 Sn + O2 = 2 SnO
NH3O2 = N2O + H2O =>
2 NH3O2 = N2O + 3 H2O
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
(NH4)2S + NaOH = Na2S + NH3 + H2O =>
(NH4)2S + 2 NaOH = Na2S + 2 NH3 + 2 H2O
HCl(aq) + HNO3(aq) = HOCl(aq) + NO(g) + H2O(l) =>
3 HCl(aq) + 2 HNO3(aq) = 3 HOCl(aq) + 2 NO(g) + H2O(l)
Al2S3 + Pd(NO3)4 = Al(NO3)3 + PdS2 =>
2 Al2S3 + 3 Pd(NO3)4 = 4 Al(NO3)3 + 3 PdS2
Cr2O7{-2} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{-2} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
C8H9NO + HNO3 + H2SO4 = C8H8N2O3 + H3O{+} + HSO4{-} =>
C8H9NO + HNO3 + H2SO4 = C8H8N2O3 + H3O{+} + HSO4{-}
Fe(OH)2 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe(OH)2 + 10 HNO3 = 3 Fe(NO3)3 + NO + 8 H2O
Cu(HSO4)2 + Ca(OH)2 = Cu(OH)2 + H2O + CaSO4 =>
Cu(HSO4)2 + 2 Ca(OH)2 = Cu(OH)2 + 2 H2O + 2 CaSO4
C6H6O3 + O2 = CO + H2O =>
C6H6O3 + 3 O2 = 6 CO + 3 H2O
Fe(s) + AgNO3(aq) = FeNO3 + Ag2 =>
2 Fe(s) + 2 AgNO3(aq) = 2 FeNO3 + Ag2
(C6H10O5)5 + water = glucose =>
(C6H10O5)5 + 5 H2O = 5 C6H12O6
NH3(g) + F2(g) = N2F4(g) + HF(g) =>
2 NH3(g) + 5 F2(g) = N2F4(g) + 6 HF(g)
Ag + Fe(C2H3O2)2 = Ag(C2H3O2) + Fe =>
2 Ag + Fe(C2H3O2)2 = 2 Ag(C2H3O2) + Fe
CH3COOH + CaCO3 = CH3COO + HCO3 + Ca =>
CH3COOH + CaCO3 = CH3COO + HCO3 + Ca
HgCl22 + SnCl2 = Hg2Cl2 + SnCl4 =>
2 HgCl22 + 21 SnCl2 = Hg2Cl2 + 21 SnCl4
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