| Équations équilibrées la veille |
2 CuCl + Na2 = 2 Cu + 2 NaCl
PbCl2 + Cl2 + CaCl2 + H3O{+} = Pb2O4 + HCl + Ca{2+} =>
2 PbCl2 + 2 Cl2 + 2 CaCl2 + 4 H3O{+} = Pb2O4 + 12 HCl + 2 Ca{2+}
H{+} + PbO2 + Cl{-} = Pb{2+} + Cl2 + H2O =>
4 H{+} + PbO2 + 2 Cl{-} = Pb{2+} + Cl2 + 2 H2O
CH3COOH + H = (CH3)2CO + HOH =>
3 CH3COOH + 8 H = 2(CH3)2CO + 4 HOH
MgO + SiO2 = Mg2SiO4 =>
2 MgO + SiO2 = Mg2SiO4
CaO + H2 = CaH2 + H2O =>
CaO + 2 H2 = CaH2 + H2O
C2H5OH + CH3CO2H = CH3CO2C2H5 + H2O =>
C2H5OH + CH3CO2H = CH3CO2C2H5 + H2O
NH4OH = HO + NH4 =>
NH4OH = HO + NH4
K + Br = KBr =>
K + Br = KBr
C6H5C3H7 + Br2 = C6H5Br + HBr =>
2 C6H5C3H7 + 6 Br2 = 3 C6H5Br + 9 HBr
Fe(OH)3 + Cu = Cu(OH)2 + Fe =>
2 Fe(OH)3 + 3 Cu = 3 Cu(OH)2 + 2 Fe
PbCl2 + Ge = GeCl4 + Pb =>
2 PbCl2 + Ge = GeCl4 + 2 Pb
KOH + Li = KOHLi =>
KOH + Li = KOHLi
CrCl + O2 = CrCl2 + Cr2O3 =>
8 CrCl + 3 O2 = 4 CrCl2 + 2 Cr2O3
K2Cr2O7 + SO2 + HCl = KCl + CrCl3 + H2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + 8 HCl = 2 KCl + 2 CrCl3 + 3 H2SO4 + H2O
H2SO4(aq) + Na2CO3(k) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(k) = Na2SO4(aq) + H2O + CO2(g)
KMnO4 + C5H10 + H2SO4 = C4H6CO2 + MnSO4 + K2SO4 + H2O =>
8 KMnO4 + 5 C5H10 + 12 H2SO4 = 5 C4H6CO2 + 8 MnSO4 + 4 K2SO4 + 22 H2O
Fe(NO3)2 + Cl2 = FeCl2 + NO3 =>
Fe(NO3)2 + Cl2 = FeCl2 + 2 NO3
C1 + HO = H1 + CO2 =>
C1 + 2 HO = 2 H1 + CO2
KClO3 + NH3 + KOH = KCl + KNO3 + H2O =>
4 KClO3 + 3 NH3 + 3 KOH = 4 KCl + 3 KNO3 + 6 H2O
Cl2O2 + Co = CoO2 + Cl2 =>
Cl2O2 + Co = CoO2 + Cl2
Fe2(SO4)3 + KOH + Cl2 = K2FeO4 + K2SO4 + H2O + KCl =>
Fe2(SO4)3 + 16 KOH + 3 Cl2 = 2 K2FeO4 + 3 K2SO4 + 8 H2O + 6 KCl
[HOCH2[CH(OH)]4COO]2Ca + CH3COOH = HOCH2[CH(OH)]4COOH + (CH3COO)2Ca =>
[HOCH2[CH(OH)]4COO]2Ca + 2 CH3COOH = 2 HOCH2[CH(OH)]4COOH + (CH3COO)2Ca
H3O{+} + Fe + O2 = Fe{3+} + H2O =>
12 H3O{+} + 4 Fe + 3 O2 = 4 Fe{3+} + 18 H2O
NaSO4 + Zn = ZnSO4 + Na =>
NaSO4 + Zn = ZnSO4 + Na
Zn(OH)2H2SO4 = Zn(OH)2SO4H2 =>
Zn(OH)2H2SO4 = Zn(OH)2SO4H2
SOH + Pb + Cl = SOPbCl + H2 =>
2 SOH + 2 Pb + 2 Cl = 2 SOPbCl + H2
Ba(IO3)2 = Ba2 + IO3 =>
2 Ba(IO3)2 = Ba2 + 4 IO3
H2S + Na2 = Na2S + H2 =>
H2S + Na2 = Na2S + H2
HI + Ca = H + CaI2 =>
2 HI + Ca = 2 H + CaI2
C12H32O11 + O2 = CO2 + H2O =>
2 C12H32O11 + 29 O2 = 24 CO2 + 32 H2O
K[Cr(C2O4)2(H2O)2] + K2S2O8 + H2O = K2Cr2O7 + K2SO4 + H2SO4 + H2C2O4 =>
2 K[Cr(C2O4)2(H2O)2] + 3 K2S2O8 + 3 H2O = K2Cr2O7 + 3 K2SO4 + 3 H2SO4 + 4 H2C2O4
FeO4 + HI = FeI2 + I2 + H2O =>
FeO4 + 8 HI = FeI2 + 3 I2 + 4 H2O
OHCH2CHOHCOH + Na2Cr2O7 + H2SO4 = OHCH2CHOHCOOH + Na2SO4 + Cr2(SO4)3 + H2O =>
3 OHCH2CHOHCOH + Na2Cr2O7 + 4 H2SO4 = 3 OHCH2CHOHCOOH + Na2SO4 + Cr2(SO4)3 + 4 H2O
Mg + AlP = Al + MgP2 =>
Mg + 2 AlP = 2 Al + MgP2
AgNO3(aq) + Na2S(aq) = Ag2S(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNO3(aq)
Na2SO4(aq) + K3PO4(aq) = Na3PO4(aq) + K2SO4(aq) =>
3 Na2SO4(aq) + 2 K3PO4(aq) = 2 Na3PO4(aq) + 3 K2SO4(aq)
NH4NO3 + C6H8O7 = H2O + N2 + CO2 =>
9 NH4NO3 + C6H8O7 = 22 H2O + 9 N2 + 6 CO2
H2O + HNO3 = OH3 + NO3 =>
H2O + HNO3 = OH3 + NO3
H2 + Na2S = H2S + Na =>
H2 + Na2S = H2S + 2 Na
ZrO(NO3)2H2O + Y(N3O9)6H2O + C2H5NO2 = Zr95Y5O199 + CO2 + H2O + N2 =>
855 ZrO(NO3)2H2O + 45 Y(N3O9)6H2O + 1472 C2H5NO2 = 9 Zr95Y5O199 + 2944 CO2 + 4580 H2O + 1996 N2
Hg2(NO3)2 + H2O = Hg2(OH)2 + HNO3 =>
Hg2(NO3)2 + 2 H2O = Hg2(OH)2 + 2 HNO3
AgCO3 = Ag2O2 + CO2 =>
2 AgCO3 = Ag2O2 + 2 CO2
Pb(s) + H{+}(aq) = Pb{2+}(aq) + H2(g) =>
Pb(s) + 2 H{+}(aq) = Pb{2+}(aq) + H2(g)
CH3COOH + H = CH3CO + HOH =>
CH3COOH + H = CH3CO + HOH
BaO + H2SeO4 = BaSeO4 + H2O =>
BaO + H2SeO4 = BaSeO4 + H2O
CH3CHCHCH3 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
5 CH3CHCHCH3 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 12 H2O + 8 MnSO4 + 4 K2SO4
Na2CO3 + RuCl4 = NaCl4 + Ru2CO3 =>
Na2CO3 + 2 RuCl4 = 2 NaCl4 + Ru2CO3
Zr + HNO3 = HZr + NO3 =>
Zr + HNO3 = HZr + NO3
Sb2S3 + O2 = Sb4O6 + S2O =>
4 Sb2S3 + 9 O2 = 2 Sb4O6 + 6 S2O
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