| Équations équilibrées la veille |
Cu + Br{2+} = CuBr{2+}
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Zn(OH)3 + H2SO4 = Zn2(SO4)3 + H2O =>
2 Zn(OH)3 + 3 H2SO4 = Zn2(SO4)3 + 6 H2O
HNO2 + NH2OH = N2H2O2 + H2O =>
HNO2 + NH2OH = N2H2O2 + H2O
HgSO4 + HCl = H2SO4 + HgCl2 =>
HgSO4 + 2 HCl = H2SO4 + HgCl2
Cu(NO3)2 + Fe2O3 = Fe(NO3)3 + CuO =>
3 Cu(NO3)2 + Fe2O3 = 2 Fe(NO3)3 + 3 CuO
CH3COOH + KMnO4 = CO2 + H2O + Mn + K =>
CH3COOH + KMnO4 = 2 CO2 + 2 H2O + Mn + K
Cu(NO3)2 + Fe2O3 = Fe(NO3)3 + CuO =>
3 Cu(NO3)2 + Fe2O3 = 2 Fe(NO3)3 + 3 CuO
Fe(NO3)3 + CaCl2 = FeCl3 + Ca(NO3)2 =>
2 Fe(NO3)3 + 3 CaCl2 = 2 FeCl3 + 3 Ca(NO3)2
CaO + CaCo3 = CaOCaCo3 =>
CaO + CaCo3 = CaOCaCo3
Sn2O4 + CO = Sn + CO2 =>
Sn2O4 + 4 CO = 2 Sn + 4 CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NO + KClO + H2O = KCl + HNO3 =>
2 NO + 3 KClO + H2O = 3 KCl + 2 HNO3
Cu(NO3)2 + Fe2O3 = Fe(NO3)3 + CuO =>
3 Cu(NO3)2 + Fe2O3 = 2 Fe(NO3)3 + 3 CuO
Ca + C2O4 = CaC2O4 =>
Ca + C2O4 = CaC2O4
Mn + Cu2O = MnO + Cu =>
Mn + Cu2O = MnO + 2 Cu
CH3CH2OH + O2 = H2O + CH3CHOH =>
4 CH3CH2OH + O2 = 2 H2O + 4 CH3CHOH
Zn + NaOH + NaNO3 + H2O = Na2Zn(OH)4 + NH3 =>
4 Zn + 7 NaOH + NaNO3 + 6 H2O = 4 Na2Zn(OH)4 + NH3
FeO*Cr2O3 + Na2CO3 + O2 = NaCrO4 + Fe2O3 + CO2 =>
4 FeO*Cr2O3 + 4 Na2CO3 + 9 O2 = 8 NaCrO4 + 2 Fe2O3 + 4 CO2
C3H6 + O2 = C + H2O =>
2 C3H6 + 3 O2 = 6 C + 6 H2O
Fe + H2SO4 = (FeSO4)3 + H =>
3 Fe + 3 H2SO4 = (FeSO4)3 + 6 H
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Cu(NO3)2 + Fe2O3 = Fe(NO3)3 + CuO =>
3 Cu(NO3)2 + Fe2O3 = 2 Fe(NO3)3 + 3 CuO
NaCH + H2SO4 = Na2SO4 + HCH =>
2 NaCH + H2SO4 = Na2SO4 + 2 HCH
Na2SiO3 + CuCl2 = Cu2(SiO3)2 + NaCl =>
2 Na2SiO3 + 2 CuCl2 = Cu2(SiO3)2 + 4 NaCl
Ca3Fe2Si3O12 + SiO2 + CO2 = CaFeSi2O6 + O2 + CaCO3 =>
2 Ca3Fe2Si3O12 + 2 SiO2 + 2 CO2 = 4 CaFeSi2O6 + O2 + 2 CaCO3
H2SO4 + B(OH)3 = B2(SO4)3 + H2O0 =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O0
Cu(NH4)2(SO4)2*6H2O + NaOH = Cu(OH)2 + NH3 + H2O + Na2SO4 =>
Cu(NH4)2(SO4)2*6H2O + 4 NaOH = Cu(OH)2 + 2 NH3 + 8 H2O + 2 Na2SO4
HCH2CHCO2 + OH = H2O + CHCHCO2 =>
HCH2CHCO2 + 2 OH = 2 H2O + CHCHCO2
Cu(NO3)2 + Fe2O3 = Fe(NO3)3 + CuO =>
3 Cu(NO3)2 + Fe2O3 = 2 Fe(NO3)3 + 3 CuO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaOH + H3P = H2O + Na3P =>
3 NaOH + H3P = 3 H2O + Na3P
Mg(OH)2 + H3PO4 = Mg(OH)2H3PO4 =>
Mg(OH)2 + H3PO4 = Mg(OH)2H3PO4
Fe2(SO4)3(H2O)5 = Fe + S + O + H =>
Fe2(SO4)3(H2O)5 = 2 Fe + 3 S + 17 O + 10 H
C6H6 + HNO3 = C2HNO2 + H2O =>
C6H6 + 3 HNO3 = 3 C2HNO2 + 3 H2O
IO3{-} + HSO3{-} = H2O + H{+} + I2 + SO4{-2} =>
2 IO3{-} + 5 HSO3{-} = H2O + 3 H{+} + I2 + 5 SO4{-2}
Na2SiO3 + H3PO4 = Na3PO4 + H2SiO3 =>
3 Na2SiO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2SiO3
La2O3 + BaCO3 + Mn3O4 = La7Ba3MnO3 + CO2 + O2 =>
42 La2O3 + 36 BaCO3 + 4 Mn3O4 = 12 La7Ba3MnO3 + 36 CO2 + 71 O2
Na2CO3 + CH3COOH = CH2COONa + CO2 + H2O =>
4 Na2CO3 + 7 CH3COOH = 8 CH2COONa + 2 CO2 + 6 H2O
TiCl4 + Mg = Ti + MgCl2 =>
TiCl4 + 2 Mg = Ti + 2 MgCl2
SiH4 + Cl2 = SiCl4 + H2 =>
SiH4 + 2 Cl2 = SiCl4 + 2 H2
C13H12N4S + Hg = Hg(C13H11N4S)2 + H =>
2 C13H12N4S + Hg = Hg(C13H11N4S)2 + 2 H
SO2 + HNO3 = H2O + SO4 + NO2 =>
SO2 + 4 HNO3 = 2 H2O + SO4 + 4 NO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCl2*2H2O(aq) = CaCl2 + H2O =>
CaCl2*2H2O(aq) = CaCl2 + 2 H2O
Ni + CuCl2 = NiCl + Cu2 =>
4 Ni + 2 CuCl2 = 4 NiCl + Cu2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
F2 + S = SF6 =>
3 F2 + S = SF6
Fe(s) + HCl(aq) + O = FeCl3(aq) + H2O =>
2 Fe(s) + 6 HCl(aq) + 3 O = 2 FeCl3(aq) + 3 H2O
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