Équations équilibrées la veille |
2 H2S + 3 O2 = 2 H2O + 2 SO2
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Br2 + NAl = NBr2Al =>
Br2 + NAl = NBr2Al
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeSO4 + KClO3 + KOH + H2O = Fe(OH)3 + KCl + K2SO4 =>
6 FeSO4 + KClO3 + 12 KOH + 3 H2O = 6 Fe(OH)3 + KCl + 6 K2SO4
NH3(g)BF3(g) = NH3BF3(s) =>
NH3(g)BF3(g) = NH3BF3(s)
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C6H10 + KMnO4 + H2O = MnO2 + C6H10(OH)2 + KOH =>
3 C6H10 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 C6H10(OH)2 + 2 KOH
Cu + H2O + CO2 + O2 = [Cu(OH)]2CO3 =>
2 Cu + H2O + CO2 + O2 = [Cu(OH)]2CO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HCl(g) + O2 = H2O(l) + Cl2 =>
4 HCl(g) + O2 = 2 H2O(l) + 2 Cl2
Al + CI2 = AlCI2 =>
Al + CI2 = AlCI2
C6H11O + KMnO4 + H2SO4 = C6H10O4 + MnSO4 + K2SO4 + H2O =>
10 C6H11O + 14 KMnO4 + 21 H2SO4 = 10 C6H10O4 + 14 MnSO4 + 7 K2SO4 + 26 H2O
C6H13NO2 + NaOH = H3O + NaC6H11NO2 =>
C6H13NO2 + NaOH = H3O + NaC6H11NO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
N2O5 + KI = NO2 + I2 + KNO3 =>
2 N2O5 + 2 KI = 2 NO2 + I2 + 2 KNO3
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
K3PO4 + H2O = KH2PO4 + KOH =>
K3PO4 + 2 H2O = KH2PO4 + 2 KOH
Cu + Fe(NO3)3 = Cu(NO3)3 + Fe(NO3)2 =>
Cu + 3 Fe(NO3)3 = Cu(NO3)3 + 3 Fe(NO3)2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H4 + Br2 + H2O = CH2BrCH2OH + HBr =>
C2H4 + Br2 + H2O = CH2BrCH2OH + HBr
ZnCl2 + H2S = HCl + Zn2S2 =>
2 ZnCl2 + 2 H2S = 4 HCl + Zn2S2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
HOCI = HCI + O2 =>
2 HOCI = 2 HCI + O2
NaOH + Ba(NO3)2 = Ba(OH)2 + Na(NO3) =>
2 NaOH + Ba(NO3)2 = Ba(OH)2 + 2 Na(NO3)
HBrO3 + HBr = Br2 + H2O =>
HBrO3 + 5 HBr = 3 Br2 + 3 H2O
C11H24 + O2 = CO2 + H2O =>
C11H24 + 17 O2 = 11 CO2 + 12 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cl + SiO2 = ClO3 + Si =>
2 Cl + 3 SiO2 = 2 ClO3 + 3 Si
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O =>
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O
NaMnO4 + H2SO4 = Na2SO4 + HMnO4 =>
2 NaMnO4 + H2SO4 = Na2SO4 + 2 HMnO4
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
NH3 + KMnO4 = KNO3 + MnO2 + KOH + H2O =>
3 NH3 + 8 KMnO4 = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH3 + KMnO4 = KNO3 + MnO2 + KOH + H2O =>
3 NH3 + 8 KMnO4 = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
(NH4)2CO3 + MgSO4 = (NH4)2 + SO4 + MgCO3 =>
(NH4)2CO3 + MgSO4 = (NH4)2 + SO4 + MgCO3
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
Fe(NO3)2 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)2 = 2 Fe2O3 + 8 NO2 + O2
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K + CH3OH = K2CH2 + H2O =>
2 K + CH3OH = K2CH2 + H2O
Co + Fe(CN)6 = Co2Fe(CN)6 =>
2 Co + Fe(CN)6 = Co2Fe(CN)6
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Fe(OH)SO4(s) + H2SO4(aq) = Fe2(SO4)3 + H2O(l) =>
2 Fe(OH)SO4(s) + H2SO4(aq) = Fe2(SO4)3 + 2 H2O(l)
CrCl3 + KMnO4 + H2O = H2CrO4 + MnCl2 + KCl + HCl =>
5 CrCl3 + 3 KMnO4 + 8 H2O = 5 H2CrO4 + 3 MnCl2 + 3 KCl + 6 HCl
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
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