Équations équilibrées la veille |
Al(OH)3 + HNo2 = Al(OH)2No2 + H2O
AlCl(OH)2 + NaOH = Al(OH)3 + NaCl =>
AlCl(OH)2 + NaOH = Al(OH)3 + NaCl
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
FeSO4(s) = Fe{2+}(aq) + SO4{2-}(aq) =>
FeSO4(s) = Fe{2+}(aq) + SO4{2-}(aq)
C2H3COOH + HBr = C2H4BrCOOH =>
C2H3COOH + HBr = C2H4BrCOOH
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
Cr2O3(s) + CCl4(l) = CrCl3(s) + COCl2(aq) =>
Cr2O3(s) + 3 CCl4(l) = 2 CrCl3(s) + 3 COCl2(aq)
Fe2 + H2O2 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2 + 3 H2O2 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Ca(OH)2 + CuCNS = Ca(CNS)2 + CuOH =>
Ca(OH)2 + 2 CuCNS = Ca(CNS)2 + 2 CuOH
CrSO4KOH = CrOHKSO4 =>
CrSO4KOH = CrOHKSO4
Be(OH)2 + KOH = K2[Be(OH)4] =>
Be(OH)2 + 2 KOH = K2[Be(OH)4]
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
RuO4 + HCl = H3RuCl6 + H2O + Cl2 =>
2 RuO4 + 22 HCl = 2 H3RuCl6 + 8 H2O + 5 Cl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Sn + PbCl2 = SnCl2 + Pb =>
Sn + PbCl2 = SnCl2 + Pb
NH3 + NO2 = N2O + H2O =>
6 NH3 + 8 NO2 = 7 N2O + 9 H2O
NaCl + NH4OH = ClNH4 + NaOH =>
NaCl + NH4OH = ClNH4 + NaOH
Na2S + Fe2(SO4)3 = Fe2S3 + Na2SO4 =>
3 Na2S + Fe2(SO4)3 = Fe2S3 + 3 Na2SO4
AgNO3 + H2O = Ag + O2 + HNO3 =>
4 AgNO3 + 2 H2O = 4 Ag + O2 + 4 HNO3
RuO4 + HCl = H2RuCl6 + H2O + Cl2 =>
RuO4 + 10 HCl = H2RuCl6 + 4 H2O + 2 Cl2
C8H17CHO + K2Cr2O7 + HCl = C8H17COOH + CrCl3 + KCl + H2O =>
3 C8H17CHO + K2Cr2O7 + 8 HCl = 3 C8H17COOH + 2 CrCl3 + 2 KCl + 4 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
KOHCaCl2 = CaOHKCl2 =>
KOHCaCl2 = CaOHKCl2
NH4Cl + AgNO3 = NH4NO3 + AgCl =>
NH4Cl + AgNO3 = NH4NO3 + AgCl
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
C10H8O + C4H9Br + NaOH = C14H16O + NaBr + H2O =>
C10H8O + C4H9Br + NaOH = C14H16O + NaBr + H2O
CuBr2(aq) + K(s) = Cu(s) + KBr(aq) =>
CuBr2(aq) + 2 K(s) = Cu(s) + 2 KBr(aq)
H + SO3 = H2SO3 =>
2 H + SO3 = H2SO3
HCN + H2 = CH4 + NH3 =>
HCN + 3 H2 = CH4 + NH3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaClO + NaOH + Al = NaAlO2 + H2O + NaCl =>
3 NaClO + 2 NaOH + 2 Al = 2 NaAlO2 + H2O + 3 NaCl
HCl + ZnBr2 = HBr + ZnCl2 =>
2 HCl + ZnBr2 = 2 HBr + ZnCl2
K2Cr2O7 + S + H2O = Cr2O3 + KOH + SO2 =>
2 K2Cr2O7 + 3 S + 2 H2O = 2 Cr2O3 + 4 KOH + 3 SO2
C2H4 = C6H12 =>
3 C2H4 = C6H12
Mg(NO3)2 + NH4Cl = MgCl2 + NH4(NO3) =>
Mg(NO3)2 + 2 NH4Cl = MgCl2 + 2 NH4(NO3)
Cr(NO3)2 + H2O = Cr + HNO3 + O2 =>
2 Cr(NO3)2 + 2 H2O = 2 Cr + 4 HNO3 + O2
ReO2 + H2O = Re(OH)4 =>
ReO2 + 2 H2O = Re(OH)4
HCN + H2 = CH3NH2 =>
HCN + 2 H2 = CH3NH2
SO3 + H = S2O3 + H2O =>
2 SO3 + 6 H = S2O3 + 3 H2O
Br2O7 + H2O = HBrO4 =>
Br2O7 + H2O = 2 HBrO4
Cu + HI = CuHI =>
Cu + HI = CuHI
KMnO4 + NH3*H2O = N2 + MnO2 + KOH + H2O =>
2 KMnO4 + 2 NH3*H2O = N2 + 2 MnO2 + 2 KOH + 4 H2O
CH3 + O = CO + H2O =>
2 CH3 + 5 O = 2 CO + 3 H2O
[Co(NH3)5Cl]Cl2AgNO3 = [Co(NH3)5Cl]NO3AgCl2 =>
[Co(NH3)5Cl]Cl2AgNO3 = [Co(NH3)5Cl]NO3AgCl2
KMnO4 + Na2SO3 + H2O = MnO2 + KOH + Na2SO4 =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 2 KOH + 3 Na2SO4
E5 = E9 =>
9 E5 = 5 E9
SnO + H2O = Sn(OH)2 =>
SnO + H2O = Sn(OH)2
NaHSO3 + HCl = NaH + HSO3Cl =>
NaHSO3 + HCl = NaH + HSO3Cl
Ca(HCO3)2 + HBr = CaBr2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HBr = CaBr2 + 2 H2O + 2 CO2
Ag = Ag2 =>
2 Ag = Ag2
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